./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-23.i --full-output --architecture 32bit
--------------------------------------------------------------------------------
Checking for ERROR reachability
Using default analysis
Version d790fecc
Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bf357c3-a9df-48a5-a11a-eaa532dbab8d/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bf357c3-a9df-48a5-a11a-eaa532dbab8d/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bf357c3-a9df-48a5-a11a-eaa532dbab8d/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bf357c3-a9df-48a5-a11a-eaa532dbab8d/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-23.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bf357c3-a9df-48a5-a11a-eaa532dbab8d/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bf357c3-a9df-48a5-a11a-eaa532dbab8d/bin/uautomizer-verify-84ZbGMXZE1 --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 f462d80663b78a29790b023038a77faf5713782a583a5f5f0d8b8d3fab1b2d32
--- Real Ultimate output ---
This is Ultimate 0.3.0-dev-d790fec
[2024-12-02 11:07:30,859 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-12-02 11:07:30,915 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bf357c3-a9df-48a5-a11a-eaa532dbab8d/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Default.epf
[2024-12-02 11:07:30,919 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-12-02 11:07:30,919 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-12-02 11:07:30,940 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-12-02 11:07:30,941 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-12-02 11:07:30,941 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-12-02 11:07:30,942 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-12-02 11:07:30,942 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-12-02 11:07:30,942 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-12-02 11:07:30,942 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-12-02 11:07:30,942 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-12-02 11:07:30,942 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-12-02 11:07:30,942 INFO L153 SettingsManager]: * Use SBE=true
[2024-12-02 11:07:30,943 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-12-02 11:07:30,943 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-12-02 11:07:30,943 INFO L153 SettingsManager]: * sizeof long=4
[2024-12-02 11:07:30,943 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2024-12-02 11:07:30,943 INFO L153 SettingsManager]: * sizeof POINTER=4
[2024-12-02 11:07:30,943 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-12-02 11:07:30,943 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-12-02 11:07:30,943 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-12-02 11:07:30,943 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-12-02 11:07:30,943 INFO L153 SettingsManager]: * sizeof long double=12
[2024-12-02 11:07:30,943 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-12-02 11:07:30,943 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR
[2024-12-02 11:07:30,944 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-12-02 11:07:30,944 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults:
[2024-12-02 11:07:30,944 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-12-02 11:07:30,944 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-12-02 11:07:30,944 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-12-02 11:07:30,944 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-12-02 11:07:30,944 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-12-02 11:07:30,944 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-12-02 11:07:30,944 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-12-02 11:07:30,944 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-12-02 11:07:30,944 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-12-02 11:07:30,945 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-12-02 11:07:30,945 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-12-02 11:07:30,945 INFO L153 SettingsManager]: * Compute procedure contracts=false
[2024-12-02 11:07:30,945 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-12-02 11:07:30,945 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2024-12-02 11:07:30,945 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-12-02 11:07:30,945 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-12-02 11:07:30,945 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-12-02 11:07:30,945 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-12-02 11:07:30,945 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-12-02 11:07:30,945 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_1bf357c3-a9df-48a5-a11a-eaa532dbab8d/bin/uautomizer-verify-84ZbGMXZE1
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! 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 -> f462d80663b78a29790b023038a77faf5713782a583a5f5f0d8b8d3fab1b2d32
[2024-12-02 11:07:31,177 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-12-02 11:07:31,185 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-12-02 11:07:31,187 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-12-02 11:07:31,188 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-12-02 11:07:31,189 INFO L274 PluginConnector]: CDTParser initialized
[2024-12-02 11:07:31,190 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bf357c3-a9df-48a5-a11a-eaa532dbab8d/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-23.i
[2024-12-02 11:07:33,837 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bf357c3-a9df-48a5-a11a-eaa532dbab8d/bin/uautomizer-verify-84ZbGMXZE1/data/a8ec1936a/3e937a2a687e405d9337264319503e18/FLAGcf3ceb3a8
[2024-12-02 11:07:34,061 INFO L384 CDTParser]: Found 1 translation units.
[2024-12-02 11:07:34,062 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bf357c3-a9df-48a5-a11a-eaa532dbab8d/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-23.i
[2024-12-02 11:07:34,070 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bf357c3-a9df-48a5-a11a-eaa532dbab8d/bin/uautomizer-verify-84ZbGMXZE1/data/a8ec1936a/3e937a2a687e405d9337264319503e18/FLAGcf3ceb3a8
[2024-12-02 11:07:34,084 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bf357c3-a9df-48a5-a11a-eaa532dbab8d/bin/uautomizer-verify-84ZbGMXZE1/data/a8ec1936a/3e937a2a687e405d9337264319503e18
[2024-12-02 11:07:34,087 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-12-02 11:07:34,088 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-12-02 11:07:34,089 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-12-02 11:07:34,089 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-12-02 11:07:34,094 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-12-02 11:07:34,094 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:07:34" (1/1) ...
[2024-12-02 11:07:34,095 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74a2054d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:07:34, skipping insertion in model container
[2024-12-02 11:07:34,095 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:07:34" (1/1) ...
[2024-12-02 11:07:34,112 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-12-02 11:07:34,236 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_1bf357c3-a9df-48a5-a11a-eaa532dbab8d/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-23.i[915,928]
[2024-12-02 11:07:34,288 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-12-02 11:07:34,298 INFO L200 MainTranslator]: Completed pre-run
[2024-12-02 11:07:34,308 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_1bf357c3-a9df-48a5-a11a-eaa532dbab8d/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-23.i[915,928]
[2024-12-02 11:07:34,334 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-12-02 11:07:34,349 INFO L204 MainTranslator]: Completed translation
[2024-12-02 11:07:34,349 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:07:34 WrapperNode
[2024-12-02 11:07:34,349 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-12-02 11:07:34,350 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-12-02 11:07:34,350 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-12-02 11:07:34,350 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-12-02 11:07:34,356 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:07:34" (1/1) ...
[2024-12-02 11:07:34,364 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:07:34" (1/1) ...
[2024-12-02 11:07:34,395 INFO L138 Inliner]: procedures = 26, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 150
[2024-12-02 11:07:34,396 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-12-02 11:07:34,396 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-12-02 11:07:34,396 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-12-02 11:07:34,396 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-12-02 11:07:34,405 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:07:34" (1/1) ...
[2024-12-02 11:07:34,405 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:07:34" (1/1) ...
[2024-12-02 11:07:34,409 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:07:34" (1/1) ...
[2024-12-02 11:07:34,424 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].
[2024-12-02 11:07:34,424 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:07:34" (1/1) ...
[2024-12-02 11:07:34,425 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:07:34" (1/1) ...
[2024-12-02 11:07:34,433 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:07:34" (1/1) ...
[2024-12-02 11:07:34,434 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:07:34" (1/1) ...
[2024-12-02 11:07:34,437 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:07:34" (1/1) ...
[2024-12-02 11:07:34,439 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:07:34" (1/1) ...
[2024-12-02 11:07:34,441 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:07:34" (1/1) ...
[2024-12-02 11:07:34,444 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-12-02 11:07:34,445 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-12-02 11:07:34,445 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-12-02 11:07:34,445 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-12-02 11:07:34,446 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:07:34" (1/1) ...
[2024-12-02 11:07:34,451 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-12-02 11:07:34,462 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bf357c3-a9df-48a5-a11a-eaa532dbab8d/bin/uautomizer-verify-84ZbGMXZE1/z3
[2024-12-02 11:07:34,473 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bf357c3-a9df-48a5-a11a-eaa532dbab8d/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null)
[2024-12-02 11:07:34,476 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bf357c3-a9df-48a5-a11a-eaa532dbab8d/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process
[2024-12-02 11:07:34,499 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-12-02 11:07:34,499 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not
[2024-12-02 11:07:34,499 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not
[2024-12-02 11:07:34,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0
[2024-12-02 11:07:34,499 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-12-02 11:07:34,499 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-12-02 11:07:34,572 INFO L234 CfgBuilder]: Building ICFG
[2024-12-02 11:07:34,574 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-12-02 11:07:34,851 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live.
[2024-12-02 11:07:34,851 INFO L283 CfgBuilder]: Performing block encoding
[2024-12-02 11:07:34,859 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-12-02 11:07:34,860 INFO L312 CfgBuilder]: Removed 1 assume(true) statements.
[2024-12-02 11:07:34,860 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:07:34 BoogieIcfgContainer
[2024-12-02 11:07:34,860 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-12-02 11:07:34,862 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-12-02 11:07:34,862 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2024-12-02 11:07:34,866 INFO L274 PluginConnector]: TraceAbstraction initialized
[2024-12-02 11:07:34,867 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 11:07:34" (1/3) ...
[2024-12-02 11:07:34,867 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7465b1ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 11:07:34, skipping insertion in model container
[2024-12-02 11:07:34,867 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:07:34" (2/3) ...
[2024-12-02 11:07:34,868 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7465b1ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 11:07:34, skipping insertion in model container
[2024-12-02 11:07:34,868 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:07:34" (3/3) ...
[2024-12-02 11:07:34,869 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_50-1loop_file-23.i
[2024-12-02 11:07:34,885 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-12-02 11:07:34,887 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_50-1loop_file-23.i that has 2 procedures, 66 locations, 1 initial locations, 1 loop locations, and 1 error locations.
[2024-12-02 11:07:34,950 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-12-02 11:07:34,963 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;@47ae8d0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-12-02 11:07:34,964 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2024-12-02 11:07:34,968 INFO L276 IsEmpty]: Start isEmpty. Operand has 66 states, 42 states have (on average 1.3571428571428572) internal successors, (57), 43 states have internal predecessors, (57), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21)
[2024-12-02 11:07:34,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137
[2024-12-02 11:07:34,980 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 11:07:34,981 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 11:07:34,982 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-12-02 11:07:34,987 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 11:07:34,987 INFO L85 PathProgramCache]: Analyzing trace with hash 145718239, now seen corresponding path program 1 times
[2024-12-02 11:07:34,996 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 11:07:34,996 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1979814289]
[2024-12-02 11:07:34,996 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 11:07:34,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 11:07:35,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 11:07:35,302 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 800 trivial. 0 not checked.
[2024-12-02 11:07:35,302 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-12-02 11:07:35,302 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1979814289]
[2024-12-02 11:07:35,303 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1979814289] provided 0 perfect and 1 imperfect interpolant sequences
[2024-12-02 11:07:35,303 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1630116124]
[2024-12-02 11:07:35,303 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 11:07:35,303 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-12-02 11:07:35,304 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bf357c3-a9df-48a5-a11a-eaa532dbab8d/bin/uautomizer-verify-84ZbGMXZE1/z3
[2024-12-02 11:07:35,306 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bf357c3-a9df-48a5-a11a-eaa532dbab8d/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-12-02 11:07:35,309 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bf357c3-a9df-48a5-a11a-eaa532dbab8d/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process
[2024-12-02 11:07:35,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 11:07:35,463 INFO L256 TraceCheckSpWp]: Trace formula consists of 322 conjuncts, 1 conjuncts are in the unsatisfiable core
[2024-12-02 11:07:35,469 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-12-02 11:07:35,490 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 800 trivial. 0 not checked.
[2024-12-02 11:07:35,490 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-12-02 11:07:35,490 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1630116124] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 11:07:35,490 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences.
[2024-12-02 11:07:35,491 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2
[2024-12-02 11:07:35,492 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1381501407]
[2024-12-02 11:07:35,493 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 11:07:35,497 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states
[2024-12-02 11:07:35,497 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-12-02 11:07:35,511 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2024-12-02 11:07:35,511 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2024-12-02 11:07:35,513 INFO L87 Difference]: Start difference. First operand has 66 states, 42 states have (on average 1.3571428571428572) internal successors, (57), 43 states have internal predecessors, (57), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) Second operand has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 2 states have call successors, (21)
[2024-12-02 11:07:35,532 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 11:07:35,533 INFO L93 Difference]: Finished difference Result 129 states and 216 transitions.
[2024-12-02 11:07:35,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2024-12-02 11:07:35,534 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 2 states have call successors, (21) Word has length 136
[2024-12-02 11:07:35,534 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 11:07:35,539 INFO L225 Difference]: With dead ends: 129
[2024-12-02 11:07:35,539 INFO L226 Difference]: Without dead ends: 62
[2024-12-02 11:07:35,542 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 137 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2024-12-02 11:07:35,544 INFO L435 NwaCegarLoop]: 96 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, 96 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
[2024-12-02 11:07:35,544 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 96 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-12-02 11:07:35,553 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states.
[2024-12-02 11:07:35,569 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 62.
[2024-12-02 11:07:35,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62 states, 39 states have (on average 1.2820512820512822) internal successors, (50), 39 states have internal predecessors, (50), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21)
[2024-12-02 11:07:35,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 92 transitions.
[2024-12-02 11:07:35,577 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 92 transitions. Word has length 136
[2024-12-02 11:07:35,577 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 11:07:35,577 INFO L471 AbstractCegarLoop]: Abstraction has 62 states and 92 transitions.
[2024-12-02 11:07:35,577 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 2 states have call successors, (21)
[2024-12-02 11:07:35,577 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 92 transitions.
[2024-12-02 11:07:35,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137
[2024-12-02 11:07:35,580 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 11:07:35,580 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 11:07:35,587 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bf357c3-a9df-48a5-a11a-eaa532dbab8d/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0
[2024-12-02 11:07:35,781 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bf357c3-a9df-48a5-a11a-eaa532dbab8d/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0
[2024-12-02 11:07:35,781 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-12-02 11:07:35,782 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 11:07:35,782 INFO L85 PathProgramCache]: Analyzing trace with hash -709270191, now seen corresponding path program 1 times
[2024-12-02 11:07:35,782 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 11:07:35,782 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1012262799]
[2024-12-02 11:07:35,782 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 11:07:35,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 11:07:35,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown
[2024-12-02 11:07:35,974 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1079622777]
[2024-12-02 11:07:35,974 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 11:07:35,974 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-12-02 11:07:35,975 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bf357c3-a9df-48a5-a11a-eaa532dbab8d/bin/uautomizer-verify-84ZbGMXZE1/z3
[2024-12-02 11:07:35,976 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bf357c3-a9df-48a5-a11a-eaa532dbab8d/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-12-02 11:07:35,978 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bf357c3-a9df-48a5-a11a-eaa532dbab8d/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process
[2024-12-02 11:07:36,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 11:07:36,248 INFO L256 TraceCheckSpWp]: Trace formula consists of 322 conjuncts, 29 conjuncts are in the unsatisfiable core
[2024-12-02 11:07:36,254 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-12-02 11:07:37,518 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 438 proven. 9 refuted. 0 times theorem prover too weak. 393 trivial. 0 not checked.
[2024-12-02 11:07:37,518 INFO L312 TraceCheckSpWp]: Computing backward predicates...
[2024-12-02 11:07:54,242 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-12-02 11:07:54,243 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1012262799]
[2024-12-02 11:07:54,243 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT
[2024-12-02 11:07:54,243 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1079622777]
[2024-12-02 11:07:54,243 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1079622777] provided 0 perfect and 1 imperfect interpolant sequences
[2024-12-02 11:07:54,243 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences.
[2024-12-02 11:07:54,243 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17
[2024-12-02 11:07:54,243 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [640888463]
[2024-12-02 11:07:54,243 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton
[2024-12-02 11:07:54,244 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 18 states
[2024-12-02 11:07:54,244 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-12-02 11:07:54,245 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants.
[2024-12-02 11:07:54,245 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=193, Invalid=563, Unknown=0, NotChecked=0, Total=756
[2024-12-02 11:07:54,246 INFO L87 Difference]: Start difference. First operand 62 states and 92 transitions. Second operand has 18 states, 18 states have (on average 2.7222222222222223) internal successors, (49), 16 states have internal predecessors, (49), 4 states have call successors, (21), 4 states have call predecessors, (21), 6 states have return successors, (21), 5 states have call predecessors, (21), 4 states have call successors, (21)
[2024-12-02 11:07:56,160 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 11:07:56,160 INFO L93 Difference]: Finished difference Result 218 states and 310 transitions.
[2024-12-02 11:07:56,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states.
[2024-12-02 11:07:56,161 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 2.7222222222222223) internal successors, (49), 16 states have internal predecessors, (49), 4 states have call successors, (21), 4 states have call predecessors, (21), 6 states have return successors, (21), 5 states have call predecessors, (21), 4 states have call successors, (21) Word has length 136
[2024-12-02 11:07:56,161 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 11:07:56,163 INFO L225 Difference]: With dead ends: 218
[2024-12-02 11:07:56,163 INFO L226 Difference]: Without dead ends: 159
[2024-12-02 11:07:56,164 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 181 GetRequests, 135 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 556 ImplicationChecksByTransitivity, 7.9s TimeCoverageRelationStatistics Valid=578, Invalid=1678, Unknown=0, NotChecked=0, Total=2256
[2024-12-02 11:07:56,164 INFO L435 NwaCegarLoop]: 57 mSDtfsCounter, 138 mSDsluCounter, 460 mSDsCounter, 0 mSdLazyCounter, 390 mSolverCounterSat, 79 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 138 SdHoareTripleChecker+Valid, 517 SdHoareTripleChecker+Invalid, 469 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 79 IncrementalHoareTripleChecker+Valid, 390 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time
[2024-12-02 11:07:56,164 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [138 Valid, 517 Invalid, 469 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [79 Valid, 390 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time]
[2024-12-02 11:07:56,165 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159 states.
[2024-12-02 11:07:56,187 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159 to 129.
[2024-12-02 11:07:56,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 129 states, 80 states have (on average 1.225) internal successors, (98), 80 states have internal predecessors, (98), 42 states have call successors, (42), 6 states have call predecessors, (42), 6 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42)
[2024-12-02 11:07:56,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 182 transitions.
[2024-12-02 11:07:56,191 INFO L78 Accepts]: Start accepts. Automaton has 129 states and 182 transitions. Word has length 136
[2024-12-02 11:07:56,192 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 11:07:56,192 INFO L471 AbstractCegarLoop]: Abstraction has 129 states and 182 transitions.
[2024-12-02 11:07:56,192 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 2.7222222222222223) internal successors, (49), 16 states have internal predecessors, (49), 4 states have call successors, (21), 4 states have call predecessors, (21), 6 states have return successors, (21), 5 states have call predecessors, (21), 4 states have call successors, (21)
[2024-12-02 11:07:56,192 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 182 transitions.
[2024-12-02 11:07:56,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137
[2024-12-02 11:07:56,195 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 11:07:56,195 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 11:07:56,201 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bf357c3-a9df-48a5-a11a-eaa532dbab8d/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0
[2024-12-02 11:07:56,395 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bf357c3-a9df-48a5-a11a-eaa532dbab8d/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-12-02 11:07:56,396 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-12-02 11:07:56,396 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 11:07:56,396 INFO L85 PathProgramCache]: Analyzing trace with hash -707423149, now seen corresponding path program 1 times
[2024-12-02 11:07:56,396 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 11:07:56,396 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1954894345]
[2024-12-02 11:07:56,396 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 11:07:56,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 11:07:56,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown
[2024-12-02 11:07:56,502 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [10788342]
[2024-12-02 11:07:56,502 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 11:07:56,502 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-12-02 11:07:56,503 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bf357c3-a9df-48a5-a11a-eaa532dbab8d/bin/uautomizer-verify-84ZbGMXZE1/z3
[2024-12-02 11:07:56,504 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bf357c3-a9df-48a5-a11a-eaa532dbab8d/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-12-02 11:07:56,507 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bf357c3-a9df-48a5-a11a-eaa532dbab8d/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process
[2024-12-02 11:07:56,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-12-02 11:07:56,704 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-12-02 11:07:56,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-12-02 11:07:56,836 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2024-12-02 11:07:56,836 INFO L340 BasicCegarLoop]: Counterexample is feasible
[2024-12-02 11:07:56,837 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining)
[2024-12-02 11:07:56,843 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bf357c3-a9df-48a5-a11a-eaa532dbab8d/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0
[2024-12-02 11:07:57,039 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bf357c3-a9df-48a5-a11a-eaa532dbab8d/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2
[2024-12-02 11:07:57,042 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1]
[2024-12-02 11:07:57,106 INFO L170 ceAbstractionStarter]: Computing trace abstraction results
[2024-12-02 11:07:57,109 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 11:07:57 BoogieIcfgContainer
[2024-12-02 11:07:57,109 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2024-12-02 11:07:57,110 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2024-12-02 11:07:57,110 INFO L270 PluginConnector]: Initializing Witness Printer...
[2024-12-02 11:07:57,110 INFO L274 PluginConnector]: Witness Printer initialized
[2024-12-02 11:07:57,110 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:07:34" (3/4) ...
[2024-12-02 11:07:57,113 INFO L149 WitnessPrinter]: No result that supports witness generation found
[2024-12-02 11:07:57,113 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2024-12-02 11:07:57,114 INFO L158 Benchmark]: Toolchain (without parser) took 23026.10ms. Allocated memory was 142.6MB in the beginning and 327.2MB in the end (delta: 184.5MB). Free memory was 117.2MB in the beginning and 122.0MB in the end (delta: -4.8MB). Peak memory consumption was 176.4MB. Max. memory is 16.1GB.
[2024-12-02 11:07:57,114 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 142.6MB. Free memory is still 82.6MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-12-02 11:07:57,115 INFO L158 Benchmark]: CACSL2BoogieTranslator took 260.32ms. Allocated memory is still 142.6MB. Free memory was 117.2MB in the beginning and 103.0MB in the end (delta: 14.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
[2024-12-02 11:07:57,115 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.65ms. Allocated memory is still 142.6MB. Free memory was 102.8MB in the beginning and 99.3MB in the end (delta: 3.5MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-12-02 11:07:57,115 INFO L158 Benchmark]: Boogie Preprocessor took 48.28ms. Allocated memory is still 142.6MB. Free memory was 99.3MB in the beginning and 93.5MB in the end (delta: 5.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
[2024-12-02 11:07:57,115 INFO L158 Benchmark]: RCFGBuilder took 415.34ms. Allocated memory is still 142.6MB. Free memory was 93.2MB in the beginning and 70.0MB in the end (delta: 23.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB.
[2024-12-02 11:07:57,116 INFO L158 Benchmark]: TraceAbstraction took 22246.77ms. Allocated memory was 142.6MB in the beginning and 327.2MB in the end (delta: 184.5MB). Free memory was 69.5MB in the beginning and 122.1MB in the end (delta: -52.6MB). Peak memory consumption was 126.0MB. Max. memory is 16.1GB.
[2024-12-02 11:07:57,116 INFO L158 Benchmark]: Witness Printer took 3.85ms. Allocated memory is still 327.2MB. Free memory was 122.1MB in the beginning and 122.0MB in the end (delta: 41.3kB). There was no memory consumed. Max. memory is 16.1GB.
[2024-12-02 11:07:57,117 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.21ms. Allocated memory is still 142.6MB. Free memory is still 82.6MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 260.32ms. Allocated memory is still 142.6MB. Free memory was 117.2MB in the beginning and 103.0MB in the end (delta: 14.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 45.65ms. Allocated memory is still 142.6MB. Free memory was 102.8MB in the beginning and 99.3MB in the end (delta: 3.5MB). There was no memory consumed. Max. memory is 16.1GB.
* Boogie Preprocessor took 48.28ms. Allocated memory is still 142.6MB. Free memory was 99.3MB in the beginning and 93.5MB in the end (delta: 5.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
* RCFGBuilder took 415.34ms. Allocated memory is still 142.6MB. Free memory was 93.2MB in the beginning and 70.0MB in the end (delta: 23.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB.
* TraceAbstraction took 22246.77ms. Allocated memory was 142.6MB in the beginning and 327.2MB in the end (delta: 184.5MB). Free memory was 69.5MB in the beginning and 122.1MB in the end (delta: -52.6MB). Peak memory consumption was 126.0MB. Max. memory is 16.1GB.
* Witness Printer took 3.85ms. Allocated memory is still 327.2MB. Free memory was 122.1MB in the beginning and 122.0MB in the end (delta: 41.3kB). There was no memory consumed. Max. memory is 16.1GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- StatisticsResult: ErrorAutomatonStatistics
NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0
- UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable
Unable to prove that a call to reach_error is unreachable
Reason: overapproximation of someBinaryFLOATComparisonOperation at line 104, overapproximation of someBinaryFLOATComparisonOperation at line 110, overapproximation of someBinaryFLOATComparisonOperation at line 106, overapproximation of someBinaryFLOATComparisonOperation at line 108, overapproximation of someBinaryFLOATComparisonOperation at line 135, overapproximation of someBinaryFLOATComparisonOperation at line 112, overapproximation of someUnaryDOUBLEoperation at line 41, overapproximation of someBinaryDOUBLEComparisonOperation at line 66, overapproximation of someBinaryDOUBLEComparisonOperation at line 135, overapproximation of someBinaryArithmeticFLOAToperation at line 69.
Possible FailurePath:
[L21] unsigned char isInitial = 0;
[L22] unsigned char var_1_1 = 0;
[L23] unsigned char var_1_2 = 1;
[L24] unsigned char var_1_3 = 0;
[L25] float var_1_4 = 1.4;
[L26] float var_1_7 = 9.25;
[L27] float var_1_8 = 1.2;
[L28] float var_1_9 = 0.0;
[L29] float var_1_10 = 3.1;
[L30] float var_1_11 = 500.5;
[L31] signed long int var_1_12 = 0;
[L32] unsigned char var_1_13 = 10;
[L33] unsigned char var_1_14 = 8;
[L34] unsigned char var_1_17 = 64;
[L35] unsigned long int var_1_18 = 25;
[L36] signed char var_1_19 = -100;
[L37] signed short int var_1_20 = -4;
[L38] unsigned short int var_1_21 = 200;
[L39] unsigned short int var_1_22 = 54878;
[L40] double var_1_23 = 9999.8;
[L41] float var_1_24 = -0.25;
[L42] signed char var_1_25 = 50;
[L43] signed char last_1_var_1_19 = -100;
VAL [isInitial=0, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5, var_1_7=37/4, var_1_8=6/5, var_1_9=0]
[L139] isInitial = 1
[L140] FCALL initially()
[L141] int k_loop;
[L142] k_loop = 0
VAL [isInitial=1, k_loop=0, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5, var_1_7=37/4, var_1_8=6/5, var_1_9=0]
[L142] COND TRUE k_loop < 1
VAL [isInitial=1, k_loop=0, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5, var_1_7=37/4, var_1_8=6/5, var_1_9=0]
[L143] CALL updateLastVariables()
[L132] last_1_var_1_19 = var_1_19
VAL [isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5, var_1_7=37/4, var_1_8=6/5, var_1_9=0]
[L143] RET updateLastVariables()
[L144] CALL updateVariables()
[L97] var_1_2 = __VERIFIER_nondet_uchar()
[L98] CALL assume_abort_if_not(var_1_2 >= 0)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_3=0, var_1_4=7/5, var_1_7=37/4, var_1_8=6/5, var_1_9=0]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_3=0, var_1_4=7/5, var_1_7=37/4, var_1_8=6/5, var_1_9=0]
[L98] RET assume_abort_if_not(var_1_2 >= 0)
VAL [isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_3=0, var_1_4=7/5, var_1_7=37/4, var_1_8=6/5, var_1_9=0]
[L99] CALL assume_abort_if_not(var_1_2 <= 1)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5, var_1_7=37/4, var_1_8=6/5, var_1_9=0]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5, var_1_7=37/4, var_1_8=6/5, var_1_9=0]
[L99] RET assume_abort_if_not(var_1_2 <= 1)
VAL [isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5, var_1_7=37/4, var_1_8=6/5, var_1_9=0]
[L100] var_1_3 = __VERIFIER_nondet_uchar()
[L101] CALL assume_abort_if_not(var_1_3 >= 0)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_4=7/5, var_1_7=37/4, var_1_8=6/5, var_1_9=0]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_4=7/5, var_1_7=37/4, var_1_8=6/5, var_1_9=0]
[L101] RET assume_abort_if_not(var_1_3 >= 0)
VAL [isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_4=7/5, var_1_7=37/4, var_1_8=6/5, var_1_9=0]
[L102] CALL assume_abort_if_not(var_1_3 <= 0)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5, var_1_7=37/4, var_1_8=6/5, var_1_9=0]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5, var_1_7=37/4, var_1_8=6/5, var_1_9=0]
[L102] RET assume_abort_if_not(var_1_3 <= 0)
VAL [isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5, var_1_7=37/4, var_1_8=6/5, var_1_9=0]
[L103] var_1_7 = __VERIFIER_nondet_float()
[L104] CALL assume_abort_if_not((var_1_7 >= -922337.2036854765600e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854765600e+12F && var_1_7 >= 1.0e-20F ))
VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5, var_1_8=6/5, var_1_9=0]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5, var_1_8=6/5, var_1_9=0]
[L104] RET assume_abort_if_not((var_1_7 >= -922337.2036854765600e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854765600e+12F && var_1_7 >= 1.0e-20F ))
VAL [isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5, var_1_8=6/5, var_1_9=0]
[L105] var_1_8 = __VERIFIER_nondet_float()
[L106] CALL assume_abort_if_not((var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F ))
VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5, var_1_9=0]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5, var_1_9=0]
[L106] RET assume_abort_if_not((var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F ))
VAL [isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5, var_1_9=0]
[L107] var_1_9 = __VERIFIER_nondet_float()
[L108] CALL assume_abort_if_not((var_1_9 >= 4611686.018427382800e+12F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F ))
VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5]
[L108] RET assume_abort_if_not((var_1_9 >= 4611686.018427382800e+12F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F ))
VAL [isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5]
[L109] var_1_10 = __VERIFIER_nondet_float()
[L110] CALL assume_abort_if_not((var_1_10 >= 0.0F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 4611686.018427382800e+12F && var_1_10 >= 1.0e-20F ))
VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5]
[L110] RET assume_abort_if_not((var_1_10 >= 0.0F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 4611686.018427382800e+12F && var_1_10 >= 1.0e-20F ))
VAL [isInitial=1, last_1_var_1_19=-100, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5]
[L111] var_1_11 = __VERIFIER_nondet_float()
[L112] CALL assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F ))
VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5]
[L112] RET assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F ))
VAL [isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5]
[L113] var_1_13 = __VERIFIER_nondet_uchar()
[L114] CALL assume_abort_if_not(var_1_13 >= 0)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5]
[L114] RET assume_abort_if_not(var_1_13 >= 0)
VAL [isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5]
[L115] CALL assume_abort_if_not(var_1_13 <= 64)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-192, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-192, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5]
[L115] RET assume_abort_if_not(var_1_13 <= 64)
VAL [isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-192, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5]
[L116] var_1_14 = __VERIFIER_nondet_uchar()
[L117] CALL assume_abort_if_not(var_1_14 >= 0)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-192, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-192, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5]
[L117] RET assume_abort_if_not(var_1_14 >= 0)
VAL [isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-192, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5]
[L118] CALL assume_abort_if_not(var_1_14 <= 127)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-192, var_1_14=-129, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-192, var_1_14=-129, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5]
[L118] RET assume_abort_if_not(var_1_14 <= 127)
VAL [isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-192, var_1_14=-129, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5]
[L119] var_1_17 = __VERIFIER_nondet_uchar()
[L120] CALL assume_abort_if_not(var_1_17 >= 1)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-192, var_1_14=-129, var_1_17=123, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-192, var_1_14=-129, var_1_17=123, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5]
[L120] RET assume_abort_if_not(var_1_17 >= 1)
VAL [isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-192, var_1_14=-129, var_1_17=123, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5]
[L121] CALL assume_abort_if_not(var_1_17 <= 126)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-192, var_1_14=-129, var_1_17=123, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-192, var_1_14=-129, var_1_17=123, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5]
[L121] RET assume_abort_if_not(var_1_17 <= 126)
VAL [isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-192, var_1_14=-129, var_1_17=123, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5]
[L122] CALL assume_abort_if_not(var_1_17 != 127)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-192, var_1_14=-129, var_1_17=123, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-192, var_1_14=-129, var_1_17=123, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5]
[L122] RET assume_abort_if_not(var_1_17 != 127)
VAL [isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-192, var_1_14=-129, var_1_17=123, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5]
[L123] var_1_20 = __VERIFIER_nondet_short()
[L124] CALL assume_abort_if_not(var_1_20 >= -32768)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-192, var_1_14=-129, var_1_17=123, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=50, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-192, var_1_14=-129, var_1_17=123, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=50, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5]
[L124] RET assume_abort_if_not(var_1_20 >= -32768)
VAL [isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-192, var_1_14=-129, var_1_17=123, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=50, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5]
[L125] CALL assume_abort_if_not(var_1_20 <= 32767)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-192, var_1_14=-129, var_1_17=123, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=50, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-192, var_1_14=-129, var_1_17=123, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=50, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5]
[L125] RET assume_abort_if_not(var_1_20 <= 32767)
VAL [isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-192, var_1_14=-129, var_1_17=123, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=50, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5]
[L126] CALL assume_abort_if_not(var_1_20 != 0)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-192, var_1_14=-129, var_1_17=123, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=50, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-192, var_1_14=-129, var_1_17=123, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=50, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5]
[L126] RET assume_abort_if_not(var_1_20 != 0)
VAL [isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-192, var_1_14=-129, var_1_17=123, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=50, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5]
[L127] var_1_22 = __VERIFIER_nondet_ushort()
[L128] CALL assume_abort_if_not(var_1_22 >= 32767)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-192, var_1_14=-129, var_1_17=123, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=50, var_1_21=200, var_1_22=-98305, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-192, var_1_14=-129, var_1_17=123, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=50, var_1_21=200, var_1_22=-98305, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5]
[L128] RET assume_abort_if_not(var_1_22 >= 32767)
VAL [isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-192, var_1_14=-129, var_1_17=123, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=50, var_1_21=200, var_1_22=-98305, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5]
[L129] CALL assume_abort_if_not(var_1_22 <= 65534)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-192, var_1_14=-129, var_1_17=123, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=50, var_1_21=200, var_1_22=-98305, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-192, var_1_14=-129, var_1_17=123, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=50, var_1_21=200, var_1_22=-98305, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5]
[L129] RET assume_abort_if_not(var_1_22 <= 65534)
VAL [isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-192, var_1_14=-129, var_1_17=123, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=50, var_1_21=200, var_1_22=-98305, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5]
[L144] RET updateVariables()
[L145] CALL step()
[L47] COND TRUE \read(var_1_2)
[L48] var_1_1 = var_1_3
VAL [isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-192, var_1_14=-129, var_1_17=123, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=50, var_1_21=200, var_1_22=-98305, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5]
[L50] signed long int stepLocal_4 = 5;
VAL [isInitial=1, last_1_var_1_19=-100, stepLocal_4=5, var_1_12=0, var_1_13=-192, var_1_14=-129, var_1_17=123, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=50, var_1_21=200, var_1_22=-98305, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5]
[L51] COND TRUE stepLocal_4 <= var_1_17
[L52] var_1_21 = (var_1_22 - var_1_17)
VAL [isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=-192, var_1_14=-129, var_1_17=123, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=50, var_1_21=32644, var_1_22=-98305, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5]
[L62] var_1_23 = var_1_10
[L63] var_1_24 = 31.75f
[L64] var_1_25 = -5
[L65] unsigned char stepLocal_0 = var_1_1;
VAL [isInitial=1, last_1_var_1_19=-100, stepLocal_0=0, var_1_10=2, var_1_12=0, var_1_13=-192, var_1_14=-129, var_1_17=123, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=50, var_1_21=32644, var_1_22=-98305, var_1_23=2, var_1_24=127/4, var_1_25=-5, var_1_2=1, var_1_3=0, var_1_4=7/5]
[L66] COND FALSE !((var_1_23 <= var_1_23) || stepLocal_0)
[L69] var_1_4 = ((var_1_9 - var_1_10) - var_1_11)
VAL [isInitial=1, last_1_var_1_19=-100, var_1_10=2, var_1_12=0, var_1_13=-192, var_1_14=-129, var_1_17=123, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=50, var_1_21=32644, var_1_22=-98305, var_1_23=2, var_1_24=127/4, var_1_25=-5, var_1_2=1, var_1_3=0]
[L71] signed long int stepLocal_3 = (200 - var_1_13) - var_1_14;
[L72] unsigned char stepLocal_2 = var_1_13;
[L73] unsigned char stepLocal_1 = var_1_13;
VAL [isInitial=1, last_1_var_1_19=-100, stepLocal_1=-192, stepLocal_2=-192, stepLocal_3=9, var_1_10=2, var_1_12=0, var_1_13=-192, var_1_14=-129, var_1_17=123, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=50, var_1_21=32644, var_1_22=-98305, var_1_23=2, var_1_24=127/4, var_1_25=-5, var_1_2=1, var_1_3=0]
[L74] COND TRUE stepLocal_3 != var_1_25
[L75] var_1_12 = (var_1_13 + ((((var_1_14) < (var_1_21)) ? (var_1_14) : (var_1_21))))
VAL [isInitial=1, last_1_var_1_19=-100, stepLocal_1=-192, stepLocal_2=-192, var_1_10=2, var_1_12=191, var_1_13=-192, var_1_14=-129, var_1_17=123, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=50, var_1_21=32644, var_1_22=-98305, var_1_23=2, var_1_24=127/4, var_1_25=-5, var_1_2=1, var_1_3=0]
[L87] COND TRUE (- (var_1_13 / var_1_17)) > var_1_25
[L88] var_1_18 = var_1_13
VAL [isInitial=1, last_1_var_1_19=-100, stepLocal_1=-192, stepLocal_2=-192, var_1_10=2, var_1_12=191, var_1_13=-192, var_1_14=-129, var_1_17=123, var_1_18=64, var_1_19=-100, var_1_1=0, var_1_20=50, var_1_21=32644, var_1_22=-98305, var_1_23=2, var_1_24=127/4, var_1_25=-5, var_1_2=1, var_1_3=0]
[L90] COND FALSE !((last_1_var_1_19 / ((((var_1_17) < (var_1_20)) ? (var_1_17) : (var_1_20)))) > var_1_21)
[L93] var_1_19 = var_1_17
VAL [isInitial=1, last_1_var_1_19=-100, stepLocal_1=-192, stepLocal_2=-192, var_1_10=2, var_1_12=191, var_1_13=-192, var_1_14=-129, var_1_17=123, var_1_18=64, var_1_19=123, var_1_1=0, var_1_20=50, var_1_21=32644, var_1_22=-98305, var_1_23=2, var_1_24=127/4, var_1_25=-5, var_1_2=1, var_1_3=0]
[L145] RET step()
[L146] CALL, EXPR property()
[L135-L136] return ((((((((var_1_2 ? (var_1_1 == ((unsigned char) var_1_3)) : 1) && (((var_1_23 <= var_1_23) || var_1_1) ? (var_1_4 == ((float) ((((31.5f) > (((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8))))) ? (31.5f) : (((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8)))))))) : (var_1_4 == ((float) ((var_1_9 - var_1_10) - var_1_11))))) && ((((200 - var_1_13) - var_1_14) != var_1_25) ? (var_1_12 == ((signed long int) (var_1_13 + ((((var_1_14) < (var_1_21)) ? (var_1_14) : (var_1_21)))))) : (((var_1_25 / (128 - var_1_17)) < var_1_13) ? ((var_1_13 >= var_1_25) ? (var_1_12 == ((signed long int) var_1_14)) : (var_1_12 == ((signed long int) var_1_17))) : (var_1_12 == ((signed long int) var_1_17))))) && (((- (var_1_13 / var_1_17)) > var_1_25) ? (var_1_18 == ((unsigned long int) var_1_13)) : 1)) && (((last_1_var_1_19 / ((((var_1_17) < (var_1_20)) ? (var_1_17) : (var_1_20)))) > var_1_21) ? (var_1_19 == ((signed char) ((((var_1_17) > (var_1_13)) ? (var_1_17) : (var_1_13))))) : (var_1_19 == ((signed char) var_1_17)))) && ((5 <= var_1_17) ? (var_1_21 == ((unsigned short int) (var_1_22 - var_1_17))) : (var_1_1 ? (var_1_1 ? (var_1_21 == ((unsigned short int) var_1_17)) : (var_1_21 == ((unsigned short int) var_1_17))) : 1))) && (var_1_23 == ((double) var_1_10))) && (var_1_24 == ((float) 31.75f))) && (var_1_25 == ((signed char) -5))
;
VAL [\result=0, isInitial=1, last_1_var_1_19=-100, var_1_10=2, var_1_12=191, var_1_13=-192, var_1_14=-129, var_1_17=123, var_1_18=64, var_1_19=123, var_1_1=0, var_1_20=50, var_1_21=32644, var_1_22=-98305, var_1_23=2, var_1_24=127/4, var_1_25=-5, var_1_2=1, var_1_3=0]
[L146] RET, EXPR property()
[L146] CALL __VERIFIER_assert(property())
[L19] COND TRUE !(cond)
VAL [isInitial=1, last_1_var_1_19=-100, var_1_10=2, var_1_12=191, var_1_13=-192, var_1_14=-129, var_1_17=123, var_1_18=64, var_1_19=123, var_1_1=0, var_1_20=50, var_1_21=32644, var_1_22=-98305, var_1_23=2, var_1_24=127/4, var_1_25=-5, var_1_2=1, var_1_3=0]
[L19] reach_error()
VAL [isInitial=1, last_1_var_1_19=-100, var_1_10=2, var_1_12=191, var_1_13=-192, var_1_14=-129, var_1_17=123, var_1_18=64, var_1_19=123, var_1_1=0, var_1_20=50, var_1_21=32644, var_1_22=-98305, var_1_23=2, var_1_24=127/4, var_1_25=-5, var_1_2=1, var_1_3=0]
- StatisticsResult: Ultimate Automizer benchmark data
CFG has 2 procedures, 66 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 22.1s, OverallIterations: 3, TraceHistogramMax: 21, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 138 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 138 mSDsluCounter, 613 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 460 mSDsCounter, 79 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 390 IncrementalHoareTripleChecker+Invalid, 469 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 79 mSolverCounterUnsat, 153 mSDtfsCounter, 390 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 318 GetRequests, 272 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 556 ImplicationChecksByTransitivity, 7.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=129occurred in iteration=2, InterpolantAutomatonStates: 25, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 30 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 18.2s InterpolantComputationTime, 816 NumberOfCodeBlocks, 816 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 405 ConstructedInterpolants, 0 QuantifiedInterpolants, 1494 SizeOfPredicates, 6 NumberOfNonLiveVariables, 644 ConjunctsInSsa, 30 ConjunctsInUnsatCore, 3 InterpolantComputations, 1 PerfectInterpolantSequences, 2471/2520 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
[2024-12-02 11:07:57,157 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bf357c3-a9df-48a5-a11a-eaa532dbab8d/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0
Received shutdown request...
--- End real Ultimate output ---
Execution finished normally
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_1bf357c3-a9df-48a5-a11a-eaa532dbab8d/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bf357c3-a9df-48a5-a11a-eaa532dbab8d/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bf357c3-a9df-48a5-a11a-eaa532dbab8d/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bf357c3-a9df-48a5-a11a-eaa532dbab8d/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-23.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bf357c3-a9df-48a5-a11a-eaa532dbab8d/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bf357c3-a9df-48a5-a11a-eaa532dbab8d/bin/uautomizer-verify-84ZbGMXZE1 --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 f462d80663b78a29790b023038a77faf5713782a583a5f5f0d8b8d3fab1b2d32
--- Real Ultimate output ---
This is Ultimate 0.3.0-dev-d790fec
[2024-12-02 11:07:59,046 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-12-02 11:07:59,127 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bf357c3-a9df-48a5-a11a-eaa532dbab8d/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Bitvector.epf
[2024-12-02 11:07:59,133 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-12-02 11:07:59,133 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-12-02 11:07:59,154 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-12-02 11:07:59,155 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-12-02 11:07:59,155 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-12-02 11:07:59,155 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-12-02 11:07:59,156 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-12-02 11:07:59,156 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-12-02 11:07:59,156 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-12-02 11:07:59,156 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-12-02 11:07:59,156 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-12-02 11:07:59,156 INFO L153 SettingsManager]: * Use SBE=true
[2024-12-02 11:07:59,157 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-12-02 11:07:59,157 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-12-02 11:07:59,157 INFO L153 SettingsManager]: * sizeof long=4
[2024-12-02 11:07:59,157 INFO L153 SettingsManager]: * sizeof POINTER=4
[2024-12-02 11:07:59,157 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-12-02 11:07:59,157 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-12-02 11:07:59,157 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-12-02 11:07:59,157 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-12-02 11:07:59,157 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true
[2024-12-02 11:07:59,158 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true
[2024-12-02 11:07:59,158 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution
[2024-12-02 11:07:59,158 INFO L153 SettingsManager]: * sizeof long double=12
[2024-12-02 11:07:59,158 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-12-02 11:07:59,158 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR
[2024-12-02 11:07:59,158 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-12-02 11:07:59,158 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults:
[2024-12-02 11:07:59,158 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-12-02 11:07:59,158 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-12-02 11:07:59,158 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-12-02 11:07:59,159 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-12-02 11:07:59,159 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-12-02 11:07:59,159 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-12-02 11:07:59,159 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-12-02 11:07:59,159 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-12-02 11:07:59,159 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-12-02 11:07:59,159 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-12-02 11:07:59,159 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-12-02 11:07:59,159 INFO L153 SettingsManager]: * Compute procedure contracts=false
[2024-12-02 11:07:59,160 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-12-02 11:07:59,160 INFO L153 SettingsManager]: * Trace refinement strategy=FOX
[2024-12-02 11:07:59,160 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt
[2024-12-02 11:07:59,160 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-12-02 11:07:59,160 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-12-02 11:07:59,160 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-12-02 11:07:59,160 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-12-02 11:07:59,160 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_1bf357c3-a9df-48a5-a11a-eaa532dbab8d/bin/uautomizer-verify-84ZbGMXZE1
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! 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 -> f462d80663b78a29790b023038a77faf5713782a583a5f5f0d8b8d3fab1b2d32
[2024-12-02 11:07:59,402 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-12-02 11:07:59,408 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-12-02 11:07:59,410 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-12-02 11:07:59,411 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-12-02 11:07:59,412 INFO L274 PluginConnector]: CDTParser initialized
[2024-12-02 11:07:59,413 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bf357c3-a9df-48a5-a11a-eaa532dbab8d/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-23.i
[2024-12-02 11:08:02,040 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bf357c3-a9df-48a5-a11a-eaa532dbab8d/bin/uautomizer-verify-84ZbGMXZE1/data/70415229f/dc9617ace0db4594a0c049a8bde731f6/FLAG6cfc63cdc
[2024-12-02 11:08:02,243 INFO L384 CDTParser]: Found 1 translation units.
[2024-12-02 11:08:02,244 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bf357c3-a9df-48a5-a11a-eaa532dbab8d/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-23.i
[2024-12-02 11:08:02,253 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bf357c3-a9df-48a5-a11a-eaa532dbab8d/bin/uautomizer-verify-84ZbGMXZE1/data/70415229f/dc9617ace0db4594a0c049a8bde731f6/FLAG6cfc63cdc
[2024-12-02 11:08:02,610 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bf357c3-a9df-48a5-a11a-eaa532dbab8d/bin/uautomizer-verify-84ZbGMXZE1/data/70415229f/dc9617ace0db4594a0c049a8bde731f6
[2024-12-02 11:08:02,611 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-12-02 11:08:02,612 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-12-02 11:08:02,614 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-12-02 11:08:02,614 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-12-02 11:08:02,618 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-12-02 11:08:02,618 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:08:02" (1/1) ...
[2024-12-02 11:08:02,619 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1543906f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:08:02, skipping insertion in model container
[2024-12-02 11:08:02,619 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:08:02" (1/1) ...
[2024-12-02 11:08:02,636 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-12-02 11:08:02,736 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_1bf357c3-a9df-48a5-a11a-eaa532dbab8d/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-23.i[915,928]
[2024-12-02 11:08:02,777 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-12-02 11:08:02,790 INFO L200 MainTranslator]: Completed pre-run
[2024-12-02 11:08:02,798 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_1bf357c3-a9df-48a5-a11a-eaa532dbab8d/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-23.i[915,928]
[2024-12-02 11:08:02,825 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-12-02 11:08:02,842 INFO L204 MainTranslator]: Completed translation
[2024-12-02 11:08:02,843 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:08:02 WrapperNode
[2024-12-02 11:08:02,843 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-12-02 11:08:02,844 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-12-02 11:08:02,844 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-12-02 11:08:02,844 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-12-02 11:08:02,850 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:08:02" (1/1) ...
[2024-12-02 11:08:02,858 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:08:02" (1/1) ...
[2024-12-02 11:08:02,878 INFO L138 Inliner]: procedures = 27, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 149
[2024-12-02 11:08:02,878 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-12-02 11:08:02,879 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-12-02 11:08:02,879 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-12-02 11:08:02,879 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-12-02 11:08:02,888 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:08:02" (1/1) ...
[2024-12-02 11:08:02,888 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:08:02" (1/1) ...
[2024-12-02 11:08:02,892 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:08:02" (1/1) ...
[2024-12-02 11:08:02,903 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].
[2024-12-02 11:08:02,903 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:08:02" (1/1) ...
[2024-12-02 11:08:02,904 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:08:02" (1/1) ...
[2024-12-02 11:08:02,911 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:08:02" (1/1) ...
[2024-12-02 11:08:02,912 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:08:02" (1/1) ...
[2024-12-02 11:08:02,914 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:08:02" (1/1) ...
[2024-12-02 11:08:02,916 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:08:02" (1/1) ...
[2024-12-02 11:08:02,917 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:08:02" (1/1) ...
[2024-12-02 11:08:02,920 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-12-02 11:08:02,921 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-12-02 11:08:02,921 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-12-02 11:08:02,922 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-12-02 11:08:02,922 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:08:02" (1/1) ...
[2024-12-02 11:08:02,928 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-12-02 11:08:02,940 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bf357c3-a9df-48a5-a11a-eaa532dbab8d/bin/uautomizer-verify-84ZbGMXZE1/z3
[2024-12-02 11:08:02,951 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bf357c3-a9df-48a5-a11a-eaa532dbab8d/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null)
[2024-12-02 11:08:02,956 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bf357c3-a9df-48a5-a11a-eaa532dbab8d/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process
[2024-12-02 11:08:02,977 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-12-02 11:08:02,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0
[2024-12-02 11:08:02,977 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not
[2024-12-02 11:08:02,977 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not
[2024-12-02 11:08:02,978 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-12-02 11:08:02,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-12-02 11:08:03,046 INFO L234 CfgBuilder]: Building ICFG
[2024-12-02 11:08:03,047 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-12-02 11:08:04,510 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live.
[2024-12-02 11:08:04,510 INFO L283 CfgBuilder]: Performing block encoding
[2024-12-02 11:08:04,518 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-12-02 11:08:04,519 INFO L312 CfgBuilder]: Removed 1 assume(true) statements.
[2024-12-02 11:08:04,519 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:08:04 BoogieIcfgContainer
[2024-12-02 11:08:04,519 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-12-02 11:08:04,521 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-12-02 11:08:04,521 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2024-12-02 11:08:04,525 INFO L274 PluginConnector]: TraceAbstraction initialized
[2024-12-02 11:08:04,526 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 11:08:02" (1/3) ...
[2024-12-02 11:08:04,526 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c4ff2b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 11:08:04, skipping insertion in model container
[2024-12-02 11:08:04,526 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:08:02" (2/3) ...
[2024-12-02 11:08:04,526 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c4ff2b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 11:08:04, skipping insertion in model container
[2024-12-02 11:08:04,526 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:08:04" (3/3) ...
[2024-12-02 11:08:04,528 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_50-1loop_file-23.i
[2024-12-02 11:08:04,541 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-12-02 11:08:04,543 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_50-1loop_file-23.i that has 2 procedures, 66 locations, 1 initial locations, 1 loop locations, and 1 error locations.
[2024-12-02 11:08:04,584 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-12-02 11:08:04,593 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;@ec720b9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-12-02 11:08:04,593 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2024-12-02 11:08:04,597 INFO L276 IsEmpty]: Start isEmpty. Operand has 66 states, 42 states have (on average 1.3571428571428572) internal successors, (57), 43 states have internal predecessors, (57), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21)
[2024-12-02 11:08:04,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137
[2024-12-02 11:08:04,605 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 11:08:04,605 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 11:08:04,606 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-12-02 11:08:04,609 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 11:08:04,610 INFO L85 PathProgramCache]: Analyzing trace with hash 145718239, now seen corresponding path program 1 times
[2024-12-02 11:08:04,617 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX
[2024-12-02 11:08:04,618 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [524096485]
[2024-12-02 11:08:04,618 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 11:08:04,618 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-12-02 11:08:04,618 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bf357c3-a9df-48a5-a11a-eaa532dbab8d/bin/uautomizer-verify-84ZbGMXZE1/mathsat
[2024-12-02 11:08:04,620 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bf357c3-a9df-48a5-a11a-eaa532dbab8d/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null)
[2024-12-02 11:08:04,621 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bf357c3-a9df-48a5-a11a-eaa532dbab8d/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process
[2024-12-02 11:08:04,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 11:08:04,984 INFO L256 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 1 conjuncts are in the unsatisfiable core
[2024-12-02 11:08:04,991 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-12-02 11:08:05,025 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 440 proven. 0 refuted. 0 times theorem prover too weak. 400 trivial. 0 not checked.
[2024-12-02 11:08:05,025 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-12-02 11:08:05,026 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace
[2024-12-02 11:08:05,026 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [524096485]
[2024-12-02 11:08:05,026 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [524096485] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 11:08:05,026 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 11:08:05,027 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-12-02 11:08:05,028 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [631758831]
[2024-12-02 11:08:05,029 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 11:08:05,032 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states
[2024-12-02 11:08:05,032 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX
[2024-12-02 11:08:05,045 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2024-12-02 11:08:05,045 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2024-12-02 11:08:05,047 INFO L87 Difference]: Start difference. First operand has 66 states, 42 states have (on average 1.3571428571428572) internal successors, (57), 43 states have internal predecessors, (57), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) Second operand has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21)
[2024-12-02 11:08:05,069 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 11:08:05,070 INFO L93 Difference]: Finished difference Result 129 states and 216 transitions.
[2024-12-02 11:08:05,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2024-12-02 11:08:05,071 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 136
[2024-12-02 11:08:05,072 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 11:08:05,076 INFO L225 Difference]: With dead ends: 129
[2024-12-02 11:08:05,076 INFO L226 Difference]: Without dead ends: 62
[2024-12-02 11:08:05,079 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 135 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2024-12-02 11:08:05,081 INFO L435 NwaCegarLoop]: 96 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, 96 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
[2024-12-02 11:08:05,081 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 96 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-12-02 11:08:05,090 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states.
[2024-12-02 11:08:05,108 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 62.
[2024-12-02 11:08:05,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62 states, 39 states have (on average 1.2820512820512822) internal successors, (50), 39 states have internal predecessors, (50), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21)
[2024-12-02 11:08:05,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 92 transitions.
[2024-12-02 11:08:05,115 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 92 transitions. Word has length 136
[2024-12-02 11:08:05,115 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 11:08:05,115 INFO L471 AbstractCegarLoop]: Abstraction has 62 states and 92 transitions.
[2024-12-02 11:08:05,116 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21)
[2024-12-02 11:08:05,116 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 92 transitions.
[2024-12-02 11:08:05,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137
[2024-12-02 11:08:05,119 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 11:08:05,119 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 11:08:05,126 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bf357c3-a9df-48a5-a11a-eaa532dbab8d/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0
[2024-12-02 11:08:05,319 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bf357c3-a9df-48a5-a11a-eaa532dbab8d/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-12-02 11:08:05,320 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-12-02 11:08:05,320 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 11:08:05,320 INFO L85 PathProgramCache]: Analyzing trace with hash -709270191, now seen corresponding path program 1 times
[2024-12-02 11:08:05,321 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX
[2024-12-02 11:08:05,321 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1271943893]
[2024-12-02 11:08:05,321 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 11:08:05,321 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-12-02 11:08:05,321 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bf357c3-a9df-48a5-a11a-eaa532dbab8d/bin/uautomizer-verify-84ZbGMXZE1/mathsat
[2024-12-02 11:08:05,323 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bf357c3-a9df-48a5-a11a-eaa532dbab8d/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null)
[2024-12-02 11:08:05,324 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bf357c3-a9df-48a5-a11a-eaa532dbab8d/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process
[2024-12-02 11:08:05,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 11:08:05,640 INFO L256 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 5 conjuncts are in the unsatisfiable core
[2024-12-02 11:08:05,645 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-12-02 11:08:07,502 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 398 proven. 39 refuted. 0 times theorem prover too weak. 403 trivial. 0 not checked.
[2024-12-02 11:08:07,502 INFO L312 TraceCheckSpWp]: Computing backward predicates...
[2024-12-02 11:08:12,921 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 21 proven. 39 refuted. 0 times theorem prover too weak. 780 trivial. 0 not checked.
[2024-12-02 11:08:12,922 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace
[2024-12-02 11:08:12,922 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1271943893]
[2024-12-02 11:08:12,922 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1271943893] provided 0 perfect and 2 imperfect interpolant sequences
[2024-12-02 11:08:12,922 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences.
[2024-12-02 11:08:12,922 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10
[2024-12-02 11:08:12,922 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [829430921]
[2024-12-02 11:08:12,922 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton
[2024-12-02 11:08:12,924 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states
[2024-12-02 11:08:12,924 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX
[2024-12-02 11:08:12,925 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants.
[2024-12-02 11:08:12,925 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90
[2024-12-02 11:08:12,925 INFO L87 Difference]: Start difference. First operand 62 states and 92 transitions. Second operand has 10 states, 10 states have (on average 5.5) internal successors, (55), 10 states have internal predecessors, (55), 3 states have call successors, (34), 2 states have call predecessors, (34), 4 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35)
[2024-12-02 11:08:17,528 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0]
[2024-12-02 11:08:28,046 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 11:08:28,046 INFO L93 Difference]: Finished difference Result 179 states and 261 transitions.
[2024-12-02 11:08:28,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states.
[2024-12-02 11:08:28,054 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 5.5) internal successors, (55), 10 states have internal predecessors, (55), 3 states have call successors, (34), 2 states have call predecessors, (34), 4 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) Word has length 136
[2024-12-02 11:08:28,055 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 11:08:28,057 INFO L225 Difference]: With dead ends: 179
[2024-12-02 11:08:28,057 INFO L226 Difference]: Without dead ends: 120
[2024-12-02 11:08:28,058 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 284 GetRequests, 264 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53 ImplicationChecksByTransitivity, 7.2s TimeCoverageRelationStatistics Valid=152, Invalid=310, Unknown=0, NotChecked=0, Total=462
[2024-12-02 11:08:28,059 INFO L435 NwaCegarLoop]: 111 mSDtfsCounter, 223 mSDsluCounter, 161 mSDsCounter, 0 mSdLazyCounter, 267 mSolverCounterSat, 147 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 225 SdHoareTripleChecker+Valid, 272 SdHoareTripleChecker+Invalid, 414 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 147 IncrementalHoareTripleChecker+Valid, 267 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.8s IncrementalHoareTripleChecker+Time
[2024-12-02 11:08:28,059 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [225 Valid, 272 Invalid, 414 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [147 Valid, 267 Invalid, 0 Unknown, 0 Unchecked, 10.8s Time]
[2024-12-02 11:08:28,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states.
[2024-12-02 11:08:28,077 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 66.
[2024-12-02 11:08:28,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 66 states, 42 states have (on average 1.2380952380952381) internal successors, (52), 42 states have internal predecessors, (52), 21 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21)
[2024-12-02 11:08:28,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 94 transitions.
[2024-12-02 11:08:28,079 INFO L78 Accepts]: Start accepts. Automaton has 66 states and 94 transitions. Word has length 136
[2024-12-02 11:08:28,080 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 11:08:28,080 INFO L471 AbstractCegarLoop]: Abstraction has 66 states and 94 transitions.
[2024-12-02 11:08:28,080 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 5.5) internal successors, (55), 10 states have internal predecessors, (55), 3 states have call successors, (34), 2 states have call predecessors, (34), 4 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35)
[2024-12-02 11:08:28,080 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 94 transitions.
[2024-12-02 11:08:28,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137
[2024-12-02 11:08:28,082 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 11:08:28,082 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 11:08:28,092 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bf357c3-a9df-48a5-a11a-eaa532dbab8d/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0
[2024-12-02 11:08:28,282 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bf357c3-a9df-48a5-a11a-eaa532dbab8d/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-12-02 11:08:28,283 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-12-02 11:08:28,283 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 11:08:28,283 INFO L85 PathProgramCache]: Analyzing trace with hash -1389328561, now seen corresponding path program 1 times
[2024-12-02 11:08:28,284 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX
[2024-12-02 11:08:28,284 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [567986716]
[2024-12-02 11:08:28,284 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 11:08:28,284 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-12-02 11:08:28,285 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bf357c3-a9df-48a5-a11a-eaa532dbab8d/bin/uautomizer-verify-84ZbGMXZE1/mathsat
[2024-12-02 11:08:28,287 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bf357c3-a9df-48a5-a11a-eaa532dbab8d/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null)
[2024-12-02 11:08:28,288 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bf357c3-a9df-48a5-a11a-eaa532dbab8d/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process
[2024-12-02 11:08:28,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 11:08:28,632 INFO L256 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 32 conjuncts are in the unsatisfiable core
[2024-12-02 11:08:28,638 INFO L279 TraceCheckSpWp]: Computing forward predicates...