./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-43.i --full-output --architecture 32bit
--------------------------------------------------------------------------------
Checking for ERROR reachability
Using default analysis
Version a0165632
Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_179e72b7-5c81-457f-87f4-ff2c5869b8a5/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_179e72b7-5c81-457f-87f4-ff2c5869b8a5/bin/uautomizer-verify-jihMAELWvX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_179e72b7-5c81-457f-87f4-ff2c5869b8a5/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_179e72b7-5c81-457f-87f4-ff2c5869b8a5/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-43.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_179e72b7-5c81-457f-87f4-ff2c5869b8a5/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_179e72b7-5c81-457f-87f4-ff2c5869b8a5/bin/uautomizer-verify-jihMAELWvX --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) )
--witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1b276dadabf1c2167b11901ba656aa9e16f5041ffd48790c84fa96230d4114a3
--- Real Ultimate output ---
This is Ultimate 0.2.5-dev-a016563
[2024-11-08 19:01:15,451 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-11-08 19:01:15,542 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_179e72b7-5c81-457f-87f4-ff2c5869b8a5/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Default.epf
[2024-11-08 19:01:15,548 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-11-08 19:01:15,549 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-11-08 19:01:15,577 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-11-08 19:01:15,578 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-11-08 19:01:15,579 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-11-08 19:01:15,579 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-11-08 19:01:15,580 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-11-08 19:01:15,580 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-11-08 19:01:15,585 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-11-08 19:01:15,586 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-11-08 19:01:15,586 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-11-08 19:01:15,587 INFO L153 SettingsManager]: * Use SBE=true
[2024-11-08 19:01:15,587 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-11-08 19:01:15,588 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-11-08 19:01:15,590 INFO L153 SettingsManager]: * sizeof long=4
[2024-11-08 19:01:15,590 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2024-11-08 19:01:15,594 INFO L153 SettingsManager]: * sizeof POINTER=4
[2024-11-08 19:01:15,595 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-11-08 19:01:15,595 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-11-08 19:01:15,596 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-11-08 19:01:15,596 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-11-08 19:01:15,596 INFO L153 SettingsManager]: * Allow undefined functions=false
[2024-11-08 19:01:15,596 INFO L153 SettingsManager]: * sizeof long double=12
[2024-11-08 19:01:15,597 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-11-08 19:01:15,597 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-11-08 19:01:15,597 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-11-08 19:01:15,598 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-11-08 19:01:15,598 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-11-08 19:01:15,598 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-11-08 19:01:15,599 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-08 19:01:15,599 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-11-08 19:01:15,600 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-11-08 19:01:15,600 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-11-08 19:01:15,600 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2024-11-08 19:01:15,601 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-11-08 19:01:15,601 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-11-08 19:01:15,601 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-11-08 19:01:15,602 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-11-08 19:01:15,602 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-11-08 19:01:15,603 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC
WARNING: An illegal reflective access operation has occurred
WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_179e72b7-5c81-457f-87f4-ff2c5869b8a5/bin/uautomizer-verify-jihMAELWvX/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int)
WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_179e72b7-5c81-457f-87f4-ff2c5869b8a5/bin/uautomizer-verify-jihMAELWvX
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1b276dadabf1c2167b11901ba656aa9e16f5041ffd48790c84fa96230d4114a3
[2024-11-08 19:01:15,921 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-11-08 19:01:15,952 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-11-08 19:01:15,955 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-11-08 19:01:15,957 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-11-08 19:01:15,957 INFO L274 PluginConnector]: CDTParser initialized
[2024-11-08 19:01:15,959 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_179e72b7-5c81-457f-87f4-ff2c5869b8a5/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-43.i
Unable to find full path for "g++"
[2024-11-08 19:01:18,541 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2024-11-08 19:01:18,809 INFO L384 CDTParser]: Found 1 translation units.
[2024-11-08 19:01:18,810 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_179e72b7-5c81-457f-87f4-ff2c5869b8a5/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-43.i
[2024-11-08 19:01:18,821 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_179e72b7-5c81-457f-87f4-ff2c5869b8a5/bin/uautomizer-verify-jihMAELWvX/data/59675c202/10e69018a88a492ba7180fcfc1dfb8e2/FLAGe08dd34bd
[2024-11-08 19:01:19,133 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_179e72b7-5c81-457f-87f4-ff2c5869b8a5/bin/uautomizer-verify-jihMAELWvX/data/59675c202/10e69018a88a492ba7180fcfc1dfb8e2
[2024-11-08 19:01:19,138 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-11-08 19:01:19,142 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-11-08 19:01:19,146 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-11-08 19:01:19,148 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-11-08 19:01:19,156 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-11-08 19:01:19,157 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:01:19" (1/1) ...
[2024-11-08 19:01:19,159 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@413a8d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:01:19, skipping insertion in model container
[2024-11-08 19:01:19,159 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:01:19" (1/1) ...
[2024-11-08 19:01:19,210 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-11-08 19:01:19,506 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_179e72b7-5c81-457f-87f4-ff2c5869b8a5/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-43.i[913,926]
[2024-11-08 19:01:19,577 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-08 19:01:19,593 INFO L200 MainTranslator]: Completed pre-run
[2024-11-08 19:01:19,610 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_179e72b7-5c81-457f-87f4-ff2c5869b8a5/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-43.i[913,926]
[2024-11-08 19:01:19,644 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-08 19:01:19,669 INFO L204 MainTranslator]: Completed translation
[2024-11-08 19:01:19,670 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:01:19 WrapperNode
[2024-11-08 19:01:19,670 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-11-08 19:01:19,672 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-11-08 19:01:19,672 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-11-08 19:01:19,672 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-11-08 19:01:19,682 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:01:19" (1/1) ...
[2024-11-08 19:01:19,693 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:01:19" (1/1) ...
[2024-11-08 19:01:19,748 INFO L138 Inliner]: procedures = 26, calls = 33, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 175
[2024-11-08 19:01:19,748 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-11-08 19:01:19,749 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-11-08 19:01:19,750 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-11-08 19:01:19,750 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-11-08 19:01:19,768 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:01:19" (1/1) ...
[2024-11-08 19:01:19,769 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:01:19" (1/1) ...
[2024-11-08 19:01:19,772 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:01:19" (1/1) ...
[2024-11-08 19:01:19,794 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0].
[2024-11-08 19:01:19,795 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:01:19" (1/1) ...
[2024-11-08 19:01:19,795 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:01:19" (1/1) ...
[2024-11-08 19:01:19,804 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:01:19" (1/1) ...
[2024-11-08 19:01:19,809 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:01:19" (1/1) ...
[2024-11-08 19:01:19,811 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:01:19" (1/1) ...
[2024-11-08 19:01:19,814 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:01:19" (1/1) ...
[2024-11-08 19:01:19,818 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-11-08 19:01:19,819 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-11-08 19:01:19,820 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-11-08 19:01:19,820 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-11-08 19:01:19,821 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:01:19" (1/1) ...
[2024-11-08 19:01:19,838 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-08 19:01:19,860 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_179e72b7-5c81-457f-87f4-ff2c5869b8a5/bin/uautomizer-verify-jihMAELWvX/z3
[2024-11-08 19:01:19,883 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_179e72b7-5c81-457f-87f4-ff2c5869b8a5/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null)
[2024-11-08 19:01:19,893 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_179e72b7-5c81-457f-87f4-ff2c5869b8a5/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process
[2024-11-08 19:01:19,931 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-11-08 19:01:19,932 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not
[2024-11-08 19:01:19,934 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not
[2024-11-08 19:01:19,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0
[2024-11-08 19:01:19,934 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-11-08 19:01:19,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-11-08 19:01:20,083 INFO L238 CfgBuilder]: Building ICFG
[2024-11-08 19:01:20,088 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-11-08 19:01:20,600 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live.
[2024-11-08 19:01:20,601 INFO L287 CfgBuilder]: Performing block encoding
[2024-11-08 19:01:20,619 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-11-08 19:01:20,619 INFO L316 CfgBuilder]: Removed 1 assume(true) statements.
[2024-11-08 19:01:20,620 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:01:20 BoogieIcfgContainer
[2024-11-08 19:01:20,620 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-11-08 19:01:20,624 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-11-08 19:01:20,624 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2024-11-08 19:01:20,628 INFO L274 PluginConnector]: TraceAbstraction initialized
[2024-11-08 19:01:20,629 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 07:01:19" (1/3) ...
[2024-11-08 19:01:20,630 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39ad319c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 07:01:20, skipping insertion in model container
[2024-11-08 19:01:20,630 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:01:19" (2/3) ...
[2024-11-08 19:01:20,631 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39ad319c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 07:01:20, skipping insertion in model container
[2024-11-08 19:01:20,631 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:01:20" (3/3) ...
[2024-11-08 19:01:20,633 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_normal_file-43.i
[2024-11-08 19:01:20,658 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-11-08 19:01:20,659 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations.
[2024-11-08 19:01:20,759 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-11-08 19:01:20,767 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;@30dd9660, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-11-08 19:01:20,768 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2024-11-08 19:01:20,773 INFO L276 IsEmpty]: Start isEmpty. Operand has 77 states, 54 states have (on average 1.3888888888888888) internal successors, (75), 55 states have internal predecessors, (75), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20)
[2024-11-08 19:01:20,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134
[2024-11-08 19:01:20,788 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-08 19:01:20,789 INFO L215 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 19:01:20,790 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-08 19:01:20,796 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 19:01:20,796 INFO L85 PathProgramCache]: Analyzing trace with hash 341818580, now seen corresponding path program 1 times
[2024-11-08 19:01:20,806 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 19:01:20,806 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1041810677]
[2024-11-08 19:01:20,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 19:01:20,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 19:01:21,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 19:01:21,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5
[2024-11-08 19:01:21,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 19:01:21,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11
[2024-11-08 19:01:21,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 19:01:21,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17
[2024-11-08 19:01:21,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 19:01:21,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23
[2024-11-08 19:01:21,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 19:01:21,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29
[2024-11-08 19:01:21,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 19:01:21,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34
[2024-11-08 19:01:21,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 19:01:21,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40
[2024-11-08 19:01:22,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 19:01:22,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45
[2024-11-08 19:01:22,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 19:01:22,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51
[2024-11-08 19:01:22,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 19:01:22,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56
[2024-11-08 19:01:22,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 19:01:22,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62
[2024-11-08 19:01:22,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 19:01:22,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67
[2024-11-08 19:01:22,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 19:01:22,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73
[2024-11-08 19:01:22,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 19:01:22,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78
[2024-11-08 19:01:22,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 19:01:22,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84
[2024-11-08 19:01:22,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 19:01:22,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89
[2024-11-08 19:01:22,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 19:01:22,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95
[2024-11-08 19:01:22,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 19:01:22,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100
[2024-11-08 19:01:22,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 19:01:22,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106
[2024-11-08 19:01:22,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 19:01:22,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111
[2024-11-08 19:01:22,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 19:01:22,185 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 12 proven. 45 refuted. 0 times theorem prover too weak. 703 trivial. 0 not checked.
[2024-11-08 19:01:22,187 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-08 19:01:22,188 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1041810677]
[2024-11-08 19:01:22,189 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1041810677] provided 0 perfect and 1 imperfect interpolant sequences
[2024-11-08 19:01:22,190 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [955171031]
[2024-11-08 19:01:22,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 19:01:22,191 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-08 19:01:22,192 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_179e72b7-5c81-457f-87f4-ff2c5869b8a5/bin/uautomizer-verify-jihMAELWvX/z3
[2024-11-08 19:01:22,194 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_179e72b7-5c81-457f-87f4-ff2c5869b8a5/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-08 19:01:22,197 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_179e72b7-5c81-457f-87f4-ff2c5869b8a5/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process
[2024-11-08 19:01:22,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 19:01:22,454 INFO L255 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 6 conjuncts are in the unsatisfiable core
[2024-11-08 19:01:22,472 INFO L278 TraceCheckSpWp]: Computing forward predicates...
[2024-11-08 19:01:22,861 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 267 proven. 45 refuted. 0 times theorem prover too weak. 448 trivial. 0 not checked.
[2024-11-08 19:01:22,861 INFO L311 TraceCheckSpWp]: Computing backward predicates...
[2024-11-08 19:01:23,197 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 12 proven. 45 refuted. 0 times theorem prover too weak. 703 trivial. 0 not checked.
[2024-11-08 19:01:23,197 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [955171031] provided 0 perfect and 2 imperfect interpolant sequences
[2024-11-08 19:01:23,198 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-11-08 19:01:23,198 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 8
[2024-11-08 19:01:23,205 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [548941012]
[2024-11-08 19:01:23,207 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-11-08 19:01:23,217 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states
[2024-11-08 19:01:23,218 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-08 19:01:23,258 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2024-11-08 19:01:23,259 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56
[2024-11-08 19:01:23,264 INFO L87 Difference]: Start difference. First operand has 77 states, 54 states have (on average 1.3888888888888888) internal successors, (75), 55 states have internal predecessors, (75), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) Second operand has 8 states, 8 states have (on average 7.0) internal successors, (56), 8 states have internal predecessors, (56), 3 states have call successors, (50), 2 states have call predecessors, (50), 4 states have return successors, (51), 3 states have call predecessors, (51), 3 states have call successors, (51)
[2024-11-08 19:01:23,674 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-08 19:01:23,674 INFO L93 Difference]: Finished difference Result 153 states and 251 transitions.
[2024-11-08 19:01:23,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states.
[2024-11-08 19:01:23,679 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.0) internal successors, (56), 8 states have internal predecessors, (56), 3 states have call successors, (50), 2 states have call predecessors, (50), 4 states have return successors, (51), 3 states have call predecessors, (51), 3 states have call successors, (51) Word has length 133
[2024-11-08 19:01:23,680 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-08 19:01:23,691 INFO L225 Difference]: With dead ends: 153
[2024-11-08 19:01:23,691 INFO L226 Difference]: Without dead ends: 79
[2024-11-08 19:01:23,696 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 311 GetRequests, 302 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=64, Unknown=0, NotChecked=0, Total=110
[2024-11-08 19:01:23,700 INFO L432 NwaCegarLoop]: 72 mSDtfsCounter, 107 mSDsluCounter, 102 mSDsCounter, 0 mSdLazyCounter, 149 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 111 SdHoareTripleChecker+Valid, 174 SdHoareTripleChecker+Invalid, 162 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 149 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time
[2024-11-08 19:01:23,702 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [111 Valid, 174 Invalid, 162 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 149 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time]
[2024-11-08 19:01:23,727 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states.
[2024-11-08 19:01:23,764 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 77.
[2024-11-08 19:01:23,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 54 states have (on average 1.2777777777777777) internal successors, (69), 54 states have internal predecessors, (69), 20 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20)
[2024-11-08 19:01:23,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 109 transitions.
[2024-11-08 19:01:23,771 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 109 transitions. Word has length 133
[2024-11-08 19:01:23,772 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-08 19:01:23,772 INFO L471 AbstractCegarLoop]: Abstraction has 77 states and 109 transitions.
[2024-11-08 19:01:23,773 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.0) internal successors, (56), 8 states have internal predecessors, (56), 3 states have call successors, (50), 2 states have call predecessors, (50), 4 states have return successors, (51), 3 states have call predecessors, (51), 3 states have call successors, (51)
[2024-11-08 19:01:23,774 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 109 transitions.
[2024-11-08 19:01:23,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135
[2024-11-08 19:01:23,778 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-08 19:01:23,778 INFO L215 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 19:01:23,805 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_179e72b7-5c81-457f-87f4-ff2c5869b8a5/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0
[2024-11-08 19:01:23,979 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_179e72b7-5c81-457f-87f4-ff2c5869b8a5/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-08 19:01:23,979 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-08 19:01:23,980 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 19:01:23,980 INFO L85 PathProgramCache]: Analyzing trace with hash -1854955072, now seen corresponding path program 1 times
[2024-11-08 19:01:23,981 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 19:01:23,981 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [255333840]
[2024-11-08 19:01:23,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 19:01:23,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 19:01:24,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 19:01:24,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5
[2024-11-08 19:01:24,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 19:01:24,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11
[2024-11-08 19:01:24,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 19:01:24,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17
[2024-11-08 19:01:24,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 19:01:24,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23
[2024-11-08 19:01:24,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 19:01:24,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29
[2024-11-08 19:01:24,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 19:01:24,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34
[2024-11-08 19:01:24,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 19:01:24,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40
[2024-11-08 19:01:24,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 19:01:24,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45
[2024-11-08 19:01:24,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 19:01:24,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51
[2024-11-08 19:01:24,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 19:01:24,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56
[2024-11-08 19:01:24,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 19:01:24,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62
[2024-11-08 19:01:24,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 19:01:24,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67
[2024-11-08 19:01:24,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 19:01:24,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73
[2024-11-08 19:01:24,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 19:01:24,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78
[2024-11-08 19:01:24,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 19:01:24,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84
[2024-11-08 19:01:24,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 19:01:24,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89
[2024-11-08 19:01:24,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 19:01:24,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95
[2024-11-08 19:01:24,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 19:01:24,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100
[2024-11-08 19:01:24,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 19:01:24,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106
[2024-11-08 19:01:24,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 19:01:24,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111
[2024-11-08 19:01:24,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 19:01:24,660 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 12 proven. 45 refuted. 0 times theorem prover too weak. 703 trivial. 0 not checked.
[2024-11-08 19:01:24,661 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-08 19:01:24,661 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [255333840]
[2024-11-08 19:01:24,662 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [255333840] provided 0 perfect and 1 imperfect interpolant sequences
[2024-11-08 19:01:24,663 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1502520949]
[2024-11-08 19:01:24,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 19:01:24,663 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-08 19:01:24,664 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_179e72b7-5c81-457f-87f4-ff2c5869b8a5/bin/uautomizer-verify-jihMAELWvX/z3
[2024-11-08 19:01:24,666 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_179e72b7-5c81-457f-87f4-ff2c5869b8a5/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-08 19:01:24,669 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_179e72b7-5c81-457f-87f4-ff2c5869b8a5/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process
[2024-11-08 19:01:24,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 19:01:24,833 INFO L255 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 8 conjuncts are in the unsatisfiable core
[2024-11-08 19:01:24,842 INFO L278 TraceCheckSpWp]: Computing forward predicates...
[2024-11-08 19:01:25,129 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 267 proven. 45 refuted. 0 times theorem prover too weak. 448 trivial. 0 not checked.
[2024-11-08 19:01:25,130 INFO L311 TraceCheckSpWp]: Computing backward predicates...
[2024-11-08 19:01:25,482 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 12 proven. 45 refuted. 0 times theorem prover too weak. 703 trivial. 0 not checked.
[2024-11-08 19:01:25,482 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1502520949] provided 0 perfect and 2 imperfect interpolant sequences
[2024-11-08 19:01:25,483 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-11-08 19:01:25,483 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7, 7] total 15
[2024-11-08 19:01:25,483 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1654419593]
[2024-11-08 19:01:25,483 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-11-08 19:01:25,485 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states
[2024-11-08 19:01:25,486 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-08 19:01:25,487 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants.
[2024-11-08 19:01:25,488 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=158, Unknown=0, NotChecked=0, Total=210
[2024-11-08 19:01:25,488 INFO L87 Difference]: Start difference. First operand 77 states and 109 transitions. Second operand has 15 states, 15 states have (on average 4.666666666666667) internal successors, (70), 15 states have internal predecessors, (70), 4 states have call successors, (50), 2 states have call predecessors, (50), 4 states have return successors, (51), 4 states have call predecessors, (51), 4 states have call successors, (51)
[2024-11-08 19:01:25,941 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-08 19:01:25,942 INFO L93 Difference]: Finished difference Result 155 states and 220 transitions.
[2024-11-08 19:01:25,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states.
[2024-11-08 19:01:25,943 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 4.666666666666667) internal successors, (70), 15 states have internal predecessors, (70), 4 states have call successors, (50), 2 states have call predecessors, (50), 4 states have return successors, (51), 4 states have call predecessors, (51), 4 states have call successors, (51) Word has length 134
[2024-11-08 19:01:25,944 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-08 19:01:25,946 INFO L225 Difference]: With dead ends: 155
[2024-11-08 19:01:25,947 INFO L226 Difference]: Without dead ends: 81
[2024-11-08 19:01:25,948 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 318 GetRequests, 300 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=99, Invalid=281, Unknown=0, NotChecked=0, Total=380
[2024-11-08 19:01:25,950 INFO L432 NwaCegarLoop]: 70 mSDtfsCounter, 107 mSDsluCounter, 238 mSDsCounter, 0 mSdLazyCounter, 234 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 111 SdHoareTripleChecker+Valid, 308 SdHoareTripleChecker+Invalid, 246 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 234 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time
[2024-11-08 19:01:25,951 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [111 Valid, 308 Invalid, 246 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 234 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time]
[2024-11-08 19:01:25,953 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states.
[2024-11-08 19:01:25,966 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 79.
[2024-11-08 19:01:25,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79 states, 56 states have (on average 1.2678571428571428) internal successors, (71), 56 states have internal predecessors, (71), 20 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20)
[2024-11-08 19:01:25,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 111 transitions.
[2024-11-08 19:01:25,970 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 111 transitions. Word has length 134
[2024-11-08 19:01:25,971 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-08 19:01:25,971 INFO L471 AbstractCegarLoop]: Abstraction has 79 states and 111 transitions.
[2024-11-08 19:01:25,972 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 4.666666666666667) internal successors, (70), 15 states have internal predecessors, (70), 4 states have call successors, (50), 2 states have call predecessors, (50), 4 states have return successors, (51), 4 states have call predecessors, (51), 4 states have call successors, (51)
[2024-11-08 19:01:25,972 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 111 transitions.
[2024-11-08 19:01:25,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135
[2024-11-08 19:01:25,976 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-08 19:01:25,977 INFO L215 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 19:01:26,005 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_179e72b7-5c81-457f-87f4-ff2c5869b8a5/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0
[2024-11-08 19:01:26,182 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_179e72b7-5c81-457f-87f4-ff2c5869b8a5/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-08 19:01:26,182 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-08 19:01:26,183 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 19:01:26,183 INFO L85 PathProgramCache]: Analyzing trace with hash -1596789634, now seen corresponding path program 1 times
[2024-11-08 19:01:26,184 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 19:01:26,184 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [248663865]
[2024-11-08 19:01:26,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 19:01:26,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 19:01:26,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 19:01:26,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5
[2024-11-08 19:01:26,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 19:01:26,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11
[2024-11-08 19:01:26,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 19:01:26,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17
[2024-11-08 19:01:26,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 19:01:26,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23
[2024-11-08 19:01:26,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 19:01:26,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29
[2024-11-08 19:01:26,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 19:01:26,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34
[2024-11-08 19:01:26,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 19:01:26,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40
[2024-11-08 19:01:26,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 19:01:26,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45
[2024-11-08 19:01:26,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 19:01:26,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51
[2024-11-08 19:01:26,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 19:01:26,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56
[2024-11-08 19:01:26,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 19:01:26,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62
[2024-11-08 19:01:26,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 19:01:26,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67
[2024-11-08 19:01:26,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 19:01:26,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73
[2024-11-08 19:01:26,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 19:01:26,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78
[2024-11-08 19:01:26,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 19:01:26,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84
[2024-11-08 19:01:26,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 19:01:26,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89
[2024-11-08 19:01:26,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 19:01:26,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95
[2024-11-08 19:01:26,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 19:01:26,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100
[2024-11-08 19:01:26,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 19:01:26,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106
[2024-11-08 19:01:26,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 19:01:26,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111
[2024-11-08 19:01:26,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 19:01:26,737 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 703 trivial. 0 not checked.
[2024-11-08 19:01:26,737 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-08 19:01:26,738 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [248663865]
[2024-11-08 19:01:26,738 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [248663865] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-08 19:01:26,738 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-08 19:01:26,738 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2024-11-08 19:01:26,738 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1046428434]
[2024-11-08 19:01:26,739 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-08 19:01:26,739 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2024-11-08 19:01:26,740 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-08 19:01:26,741 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2024-11-08 19:01:26,741 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2024-11-08 19:01:26,741 INFO L87 Difference]: Start difference. First operand 79 states and 111 transitions. Second operand has 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 5 states have internal predecessors, (40), 1 states have call successors, (20), 1 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 1 states have call successors, (20)
[2024-11-08 19:01:27,134 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-08 19:01:27,135 INFO L93 Difference]: Finished difference Result 163 states and 226 transitions.
[2024-11-08 19:01:27,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states.
[2024-11-08 19:01:27,136 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 5 states have internal predecessors, (40), 1 states have call successors, (20), 1 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 1 states have call successors, (20) Word has length 134
[2024-11-08 19:01:27,137 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-08 19:01:27,138 INFO L225 Difference]: With dead ends: 163
[2024-11-08 19:01:27,138 INFO L226 Difference]: Without dead ends: 87
[2024-11-08 19:01:27,139 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=54, Invalid=102, Unknown=0, NotChecked=0, Total=156
[2024-11-08 19:01:27,141 INFO L432 NwaCegarLoop]: 78 mSDtfsCounter, 126 mSDsluCounter, 115 mSDsCounter, 0 mSdLazyCounter, 124 mSolverCounterSat, 77 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 128 SdHoareTripleChecker+Valid, 193 SdHoareTripleChecker+Invalid, 201 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 77 IncrementalHoareTripleChecker+Valid, 124 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time
[2024-11-08 19:01:27,142 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [128 Valid, 193 Invalid, 201 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [77 Valid, 124 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time]
[2024-11-08 19:01:27,143 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states.
[2024-11-08 19:01:27,158 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 83.
[2024-11-08 19:01:27,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 59 states have (on average 1.2203389830508475) internal successors, (72), 59 states have internal predecessors, (72), 20 states have call successors, (20), 3 states have call predecessors, (20), 3 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20)
[2024-11-08 19:01:27,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 112 transitions.
[2024-11-08 19:01:27,161 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 112 transitions. Word has length 134
[2024-11-08 19:01:27,162 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-08 19:01:27,162 INFO L471 AbstractCegarLoop]: Abstraction has 83 states and 112 transitions.
[2024-11-08 19:01:27,162 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 5 states have internal predecessors, (40), 1 states have call successors, (20), 1 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 1 states have call successors, (20)
[2024-11-08 19:01:27,163 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 112 transitions.
[2024-11-08 19:01:27,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135
[2024-11-08 19:01:27,165 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-08 19:01:27,165 INFO L215 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 19:01:27,166 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2024-11-08 19:01:27,166 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-08 19:01:27,166 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 19:01:27,167 INFO L85 PathProgramCache]: Analyzing trace with hash -1989816644, now seen corresponding path program 1 times
[2024-11-08 19:01:27,167 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 19:01:27,167 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [524362345]
[2024-11-08 19:01:27,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 19:01:27,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 19:01:27,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 19:01:27,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5
[2024-11-08 19:01:27,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 19:01:27,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11
[2024-11-08 19:01:27,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 19:01:27,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17
[2024-11-08 19:01:27,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 19:01:27,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23
[2024-11-08 19:01:27,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 19:01:27,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29
[2024-11-08 19:01:27,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 19:01:27,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34
[2024-11-08 19:01:27,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 19:01:27,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40
[2024-11-08 19:01:27,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 19:01:27,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45
[2024-11-08 19:01:27,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 19:01:27,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51
[2024-11-08 19:01:27,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 19:01:27,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56
[2024-11-08 19:01:27,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 19:01:27,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62
[2024-11-08 19:01:27,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 19:01:27,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67
[2024-11-08 19:01:27,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 19:01:27,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73
[2024-11-08 19:01:27,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 19:01:27,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78
[2024-11-08 19:01:27,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 19:01:27,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84
[2024-11-08 19:01:27,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 19:01:27,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89
[2024-11-08 19:01:27,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 19:01:27,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95
[2024-11-08 19:01:27,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 19:01:27,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100
[2024-11-08 19:01:27,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 19:01:27,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106
[2024-11-08 19:01:27,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 19:01:27,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111
[2024-11-08 19:01:27,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 19:01:27,460 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked.
[2024-11-08 19:01:27,460 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-08 19:01:27,461 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [524362345]
[2024-11-08 19:01:27,461 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [524362345] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-08 19:01:27,462 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-08 19:01:27,462 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2024-11-08 19:01:27,462 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [445840003]
[2024-11-08 19:01:27,462 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-08 19:01:27,463 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-11-08 19:01:27,463 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-08 19:01:27,465 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-11-08 19:01:27,465 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-11-08 19:01:27,465 INFO L87 Difference]: Start difference. First operand 83 states and 112 transitions. Second operand has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20)
[2024-11-08 19:01:27,585 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-08 19:01:27,585 INFO L93 Difference]: Finished difference Result 228 states and 308 transitions.
[2024-11-08 19:01:27,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2024-11-08 19:01:27,587 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 134
[2024-11-08 19:01:27,587 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-08 19:01:27,589 INFO L225 Difference]: With dead ends: 228
[2024-11-08 19:01:27,589 INFO L226 Difference]: Without dead ends: 148
[2024-11-08 19:01:27,594 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20
[2024-11-08 19:01:27,596 INFO L432 NwaCegarLoop]: 171 mSDtfsCounter, 78 mSDsluCounter, 257 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 78 SdHoareTripleChecker+Valid, 428 SdHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time
[2024-11-08 19:01:27,596 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [78 Valid, 428 Invalid, 30 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 30 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time]
[2024-11-08 19:01:27,597 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states.
[2024-11-08 19:01:27,633 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 86.
[2024-11-08 19:01:27,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 86 states, 62 states have (on average 1.2096774193548387) internal successors, (75), 62 states have internal predecessors, (75), 20 states have call successors, (20), 3 states have call predecessors, (20), 3 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20)
[2024-11-08 19:01:27,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 115 transitions.
[2024-11-08 19:01:27,636 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 115 transitions. Word has length 134
[2024-11-08 19:01:27,637 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-08 19:01:27,637 INFO L471 AbstractCegarLoop]: Abstraction has 86 states and 115 transitions.
[2024-11-08 19:01:27,637 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20)
[2024-11-08 19:01:27,640 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 115 transitions.
[2024-11-08 19:01:27,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135
[2024-11-08 19:01:27,644 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-08 19:01:27,644 INFO L215 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 19:01:27,644 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2024-11-08 19:01:27,649 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-08 19:01:27,649 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 19:01:27,649 INFO L85 PathProgramCache]: Analyzing trace with hash 1073000380, now seen corresponding path program 1 times
[2024-11-08 19:01:27,650 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 19:01:27,650 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [631453405]
[2024-11-08 19:01:27,650 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 19:01:27,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 19:01:27,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown
[2024-11-08 19:01:27,749 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [354178691]
[2024-11-08 19:01:27,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 19:01:27,750 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-08 19:01:27,750 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_179e72b7-5c81-457f-87f4-ff2c5869b8a5/bin/uautomizer-verify-jihMAELWvX/z3
[2024-11-08 19:01:27,753 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_179e72b7-5c81-457f-87f4-ff2c5869b8a5/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-08 19:01:27,759 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_179e72b7-5c81-457f-87f4-ff2c5869b8a5/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process
[2024-11-08 19:01:27,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 19:01:27,916 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-08 19:01:27,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 19:01:28,073 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2024-11-08 19:01:28,074 INFO L325 BasicCegarLoop]: Counterexample is feasible
[2024-11-08 19:01:28,075 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining)
[2024-11-08 19:01:28,104 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_179e72b7-5c81-457f-87f4-ff2c5869b8a5/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0
[2024-11-08 19:01:28,278 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_179e72b7-5c81-457f-87f4-ff2c5869b8a5/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-08 19:01:28,283 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1]
[2024-11-08 19:01:28,433 INFO L170 ceAbstractionStarter]: Computing trace abstraction results
[2024-11-08 19:01:28,437 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.11 07:01:28 BoogieIcfgContainer
[2024-11-08 19:01:28,437 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2024-11-08 19:01:28,438 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2024-11-08 19:01:28,438 INFO L270 PluginConnector]: Initializing Witness Printer...
[2024-11-08 19:01:28,438 INFO L274 PluginConnector]: Witness Printer initialized
[2024-11-08 19:01:28,443 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:01:20" (3/4) ...
[2024-11-08 19:01:28,447 INFO L145 WitnessPrinter]: No result that supports witness generation found
[2024-11-08 19:01:28,448 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2024-11-08 19:01:28,449 INFO L158 Benchmark]: Toolchain (without parser) took 9307.24ms. Allocated memory was 151.0MB in the beginning and 190.8MB in the end (delta: 39.8MB). Free memory was 107.4MB in the beginning and 64.8MB in the end (delta: 42.6MB). Peak memory consumption was 83.1MB. Max. memory is 16.1GB.
[2024-11-08 19:01:28,449 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 151.0MB. Free memory is still 119.9MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-11-08 19:01:28,450 INFO L158 Benchmark]: CACSL2BoogieTranslator took 524.89ms. Allocated memory is still 151.0MB. Free memory was 107.4MB in the beginning and 92.1MB in the end (delta: 15.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB.
[2024-11-08 19:01:28,450 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.08ms. Allocated memory is still 151.0MB. Free memory was 92.1MB in the beginning and 89.1MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2024-11-08 19:01:28,451 INFO L158 Benchmark]: Boogie Preprocessor took 69.03ms. Allocated memory is still 151.0MB. Free memory was 89.1MB in the beginning and 85.3MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
[2024-11-08 19:01:28,451 INFO L158 Benchmark]: RCFGBuilder took 801.38ms. Allocated memory is still 151.0MB. Free memory was 85.3MB in the beginning and 65.5MB in the end (delta: 19.8MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB.
[2024-11-08 19:01:28,451 INFO L158 Benchmark]: TraceAbstraction took 7813.31ms. Allocated memory was 151.0MB in the beginning and 190.8MB in the end (delta: 39.8MB). Free memory was 64.9MB in the beginning and 64.8MB in the end (delta: 114.2kB). Peak memory consumption was 41.1MB. Max. memory is 16.1GB.
[2024-11-08 19:01:28,452 INFO L158 Benchmark]: Witness Printer took 10.51ms. Allocated memory is still 190.8MB. Free memory is still 64.8MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-11-08 19:01:28,454 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.38ms. Allocated memory is still 151.0MB. Free memory is still 119.9MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 524.89ms. Allocated memory is still 151.0MB. Free memory was 107.4MB in the beginning and 92.1MB in the end (delta: 15.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 77.08ms. Allocated memory is still 151.0MB. Free memory was 92.1MB in the beginning and 89.1MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 69.03ms. Allocated memory is still 151.0MB. Free memory was 89.1MB in the beginning and 85.3MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
* RCFGBuilder took 801.38ms. Allocated memory is still 151.0MB. Free memory was 85.3MB in the beginning and 65.5MB in the end (delta: 19.8MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB.
* TraceAbstraction took 7813.31ms. Allocated memory was 151.0MB in the beginning and 190.8MB in the end (delta: 39.8MB). Free memory was 64.9MB in the beginning and 64.8MB in the end (delta: 114.2kB). Peak memory consumption was 41.1MB. Max. memory is 16.1GB.
* Witness Printer took 10.51ms. Allocated memory is still 190.8MB. Free memory is still 64.8MB. 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 108.
Possible FailurePath:
[L21] unsigned char isInitial = 0;
[L22] signed short int var_1_1 = 64;
[L23] float var_1_2 = 4.5;
[L24] float var_1_3 = 64.8;
[L25] float var_1_4 = 64.4;
[L26] float var_1_5 = 0.2;
[L27] signed short int var_1_7 = 10000;
[L28] signed short int var_1_8 = 1;
[L29] signed short int var_1_9 = 50;
[L30] signed short int var_1_10 = 8;
[L31] unsigned char var_1_13 = 2;
[L32] unsigned char var_1_14 = 100;
[L33] unsigned short int var_1_15 = 128;
[L34] unsigned short int var_1_16 = 23647;
[L35] unsigned short int var_1_17 = 32;
[L36] signed char var_1_18 = 0;
[L37] signed char var_1_19 = -50;
[L38] unsigned char var_1_20 = 0;
[L39] unsigned char var_1_21 = 0;
VAL [isInitial=0, var_1_10=8, var_1_13=2, var_1_14=100, var_1_15=128, var_1_16=23647, var_1_17=32, var_1_18=0, var_1_19=-50, var_1_1=64, var_1_20=0, var_1_21=0, var_1_2=9/2, var_1_3=324/5, var_1_4=322/5, var_1_5=1/5, var_1_7=10000, var_1_8=1, var_1_9=50]
[L112] isInitial = 1
[L113] FCALL initially()
[L114] COND TRUE 1
[L115] FCALL updateLastVariables()
[L116] CALL updateVariables()
[L72] var_1_2 = __VERIFIER_nondet_float()
[L73] CALL assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F ))
VAL [\old(cond)=1, isInitial=1, var_1_10=8, var_1_13=2, var_1_14=100, var_1_15=128, var_1_16=23647, var_1_17=32, var_1_18=0, var_1_19=-50, var_1_1=64, var_1_20=0, var_1_21=0, var_1_3=324/5, var_1_4=322/5, var_1_5=1/5, var_1_7=10000, var_1_8=1, var_1_9=50]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=8, var_1_13=2, var_1_14=100, var_1_15=128, var_1_16=23647, var_1_17=32, var_1_18=0, var_1_19=-50, var_1_1=64, var_1_20=0, var_1_21=0, var_1_3=324/5, var_1_4=322/5, var_1_5=1/5, var_1_7=10000, var_1_8=1, var_1_9=50]
[L73] RET assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F ))
VAL [isInitial=1, var_1_10=8, var_1_13=2, var_1_14=100, var_1_15=128, var_1_16=23647, var_1_17=32, var_1_18=0, var_1_19=-50, var_1_1=64, var_1_20=0, var_1_21=0, var_1_3=324/5, var_1_4=322/5, var_1_5=1/5, var_1_7=10000, var_1_8=1, var_1_9=50]
[L74] var_1_3 = __VERIFIER_nondet_float()
[L75] CALL assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F ))
VAL [\old(cond)=1, isInitial=1, var_1_10=8, var_1_13=2, var_1_14=100, var_1_15=128, var_1_16=23647, var_1_17=32, var_1_18=0, var_1_19=-50, var_1_1=64, var_1_20=0, var_1_21=0, var_1_4=322/5, var_1_5=1/5, var_1_7=10000, var_1_8=1, var_1_9=50]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=8, var_1_13=2, var_1_14=100, var_1_15=128, var_1_16=23647, var_1_17=32, var_1_18=0, var_1_19=-50, var_1_1=64, var_1_20=0, var_1_21=0, var_1_4=322/5, var_1_5=1/5, var_1_7=10000, var_1_8=1, var_1_9=50]
[L75] RET assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F ))
VAL [isInitial=1, var_1_10=8, var_1_13=2, var_1_14=100, var_1_15=128, var_1_16=23647, var_1_17=32, var_1_18=0, var_1_19=-50, var_1_1=64, var_1_20=0, var_1_21=0, var_1_4=322/5, var_1_5=1/5, var_1_7=10000, var_1_8=1, var_1_9=50]
[L76] var_1_4 = __VERIFIER_nondet_float()
[L77] CALL assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F ))
VAL [\old(cond)=1, isInitial=1, var_1_10=8, var_1_13=2, var_1_14=100, var_1_15=128, var_1_16=23647, var_1_17=32, var_1_18=0, var_1_19=-50, var_1_1=64, var_1_20=0, var_1_21=0, var_1_5=1/5, var_1_7=10000, var_1_8=1, var_1_9=50]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=8, var_1_13=2, var_1_14=100, var_1_15=128, var_1_16=23647, var_1_17=32, var_1_18=0, var_1_19=-50, var_1_1=64, var_1_20=0, var_1_21=0, var_1_5=1/5, var_1_7=10000, var_1_8=1, var_1_9=50]
[L77] RET assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F ))
VAL [isInitial=1, var_1_10=8, var_1_13=2, var_1_14=100, var_1_15=128, var_1_16=23647, var_1_17=32, var_1_18=0, var_1_19=-50, var_1_1=64, var_1_20=0, var_1_21=0, var_1_5=1/5, var_1_7=10000, var_1_8=1, var_1_9=50]
[L78] var_1_5 = __VERIFIER_nondet_float()
[L79] CALL assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F ))
VAL [\old(cond)=1, isInitial=1, var_1_10=8, var_1_13=2, var_1_14=100, var_1_15=128, var_1_16=23647, var_1_17=32, var_1_18=0, var_1_19=-50, var_1_1=64, var_1_20=0, var_1_21=0, var_1_7=10000, var_1_8=1, var_1_9=50]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=8, var_1_13=2, var_1_14=100, var_1_15=128, var_1_16=23647, var_1_17=32, var_1_18=0, var_1_19=-50, var_1_1=64, var_1_20=0, var_1_21=0, var_1_7=10000, var_1_8=1, var_1_9=50]
[L79] RET assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F ))
VAL [isInitial=1, var_1_10=8, var_1_13=2, var_1_14=100, var_1_15=128, var_1_16=23647, var_1_17=32, var_1_18=0, var_1_19=-50, var_1_1=64, var_1_20=0, var_1_21=0, var_1_7=10000, var_1_8=1, var_1_9=50]
[L80] var_1_7 = __VERIFIER_nondet_short()
[L81] CALL assume_abort_if_not(var_1_7 >= 8191)
VAL [\old(cond)=1, isInitial=1, var_1_10=8, var_1_13=2, var_1_14=100, var_1_15=128, var_1_16=23647, var_1_17=32, var_1_18=0, var_1_19=-50, var_1_1=64, var_1_20=0, var_1_21=0, var_1_7=8191, var_1_8=1, var_1_9=50]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=8, var_1_13=2, var_1_14=100, var_1_15=128, var_1_16=23647, var_1_17=32, var_1_18=0, var_1_19=-50, var_1_1=64, var_1_20=0, var_1_21=0, var_1_7=8191, var_1_8=1, var_1_9=50]
[L81] RET assume_abort_if_not(var_1_7 >= 8191)
VAL [isInitial=1, var_1_10=8, var_1_13=2, var_1_14=100, var_1_15=128, var_1_16=23647, var_1_17=32, var_1_18=0, var_1_19=-50, var_1_1=64, var_1_20=0, var_1_21=0, var_1_7=8191, var_1_8=1, var_1_9=50]
[L82] CALL assume_abort_if_not(var_1_7 <= 16383)
VAL [\old(cond)=1, isInitial=1, var_1_10=8, var_1_13=2, var_1_14=100, var_1_15=128, var_1_16=23647, var_1_17=32, var_1_18=0, var_1_19=-50, var_1_1=64, var_1_20=0, var_1_21=0, var_1_7=8191, var_1_8=1, var_1_9=50]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=8, var_1_13=2, var_1_14=100, var_1_15=128, var_1_16=23647, var_1_17=32, var_1_18=0, var_1_19=-50, var_1_1=64, var_1_20=0, var_1_21=0, var_1_7=8191, var_1_8=1, var_1_9=50]
[L82] RET assume_abort_if_not(var_1_7 <= 16383)
VAL [isInitial=1, var_1_10=8, var_1_13=2, var_1_14=100, var_1_15=128, var_1_16=23647, var_1_17=32, var_1_18=0, var_1_19=-50, var_1_1=64, var_1_20=0, var_1_21=0, var_1_7=8191, var_1_8=1, var_1_9=50]
[L83] var_1_8 = __VERIFIER_nondet_short()
[L84] CALL assume_abort_if_not(var_1_8 >= 0)
VAL [\old(cond)=1, isInitial=1, var_1_10=8, var_1_13=2, var_1_14=100, var_1_15=128, var_1_16=23647, var_1_17=32, var_1_18=0, var_1_19=-50, var_1_1=64, var_1_20=0, var_1_21=0, var_1_7=8191, var_1_8=0, var_1_9=50]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=8, var_1_13=2, var_1_14=100, var_1_15=128, var_1_16=23647, var_1_17=32, var_1_18=0, var_1_19=-50, var_1_1=64, var_1_20=0, var_1_21=0, var_1_7=8191, var_1_8=0, var_1_9=50]
[L84] RET assume_abort_if_not(var_1_8 >= 0)
VAL [isInitial=1, var_1_10=8, var_1_13=2, var_1_14=100, var_1_15=128, var_1_16=23647, var_1_17=32, var_1_18=0, var_1_19=-50, var_1_1=64, var_1_20=0, var_1_21=0, var_1_7=8191, var_1_8=0, var_1_9=50]
[L85] CALL assume_abort_if_not(var_1_8 <= 8192)
VAL [\old(cond)=1, isInitial=1, var_1_10=8, var_1_13=2, var_1_14=100, var_1_15=128, var_1_16=23647, var_1_17=32, var_1_18=0, var_1_19=-50, var_1_1=64, var_1_20=0, var_1_21=0, var_1_7=8191, var_1_8=0, var_1_9=50]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=8, var_1_13=2, var_1_14=100, var_1_15=128, var_1_16=23647, var_1_17=32, var_1_18=0, var_1_19=-50, var_1_1=64, var_1_20=0, var_1_21=0, var_1_7=8191, var_1_8=0, var_1_9=50]
[L85] RET assume_abort_if_not(var_1_8 <= 8192)
VAL [isInitial=1, var_1_10=8, var_1_13=2, var_1_14=100, var_1_15=128, var_1_16=23647, var_1_17=32, var_1_18=0, var_1_19=-50, var_1_1=64, var_1_20=0, var_1_21=0, var_1_7=8191, var_1_8=0, var_1_9=50]
[L86] var_1_9 = __VERIFIER_nondet_short()
[L87] CALL assume_abort_if_not(var_1_9 >= 0)
VAL [\old(cond)=1, isInitial=1, var_1_10=8, var_1_13=2, var_1_14=100, var_1_15=128, var_1_16=23647, var_1_17=32, var_1_18=0, var_1_19=-50, var_1_1=64, var_1_20=0, var_1_21=0, var_1_7=8191, var_1_8=0, var_1_9=1]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=8, var_1_13=2, var_1_14=100, var_1_15=128, var_1_16=23647, var_1_17=32, var_1_18=0, var_1_19=-50, var_1_1=64, var_1_20=0, var_1_21=0, var_1_7=8191, var_1_8=0, var_1_9=1]
[L87] RET assume_abort_if_not(var_1_9 >= 0)
VAL [isInitial=1, var_1_10=8, var_1_13=2, var_1_14=100, var_1_15=128, var_1_16=23647, var_1_17=32, var_1_18=0, var_1_19=-50, var_1_1=64, var_1_20=0, var_1_21=0, var_1_7=8191, var_1_8=0, var_1_9=1]
[L88] CALL assume_abort_if_not(var_1_9 <= 8191)
VAL [\old(cond)=1, isInitial=1, var_1_10=8, var_1_13=2, var_1_14=100, var_1_15=128, var_1_16=23647, var_1_17=32, var_1_18=0, var_1_19=-50, var_1_1=64, var_1_20=0, var_1_21=0, var_1_7=8191, var_1_8=0, var_1_9=1]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=8, var_1_13=2, var_1_14=100, var_1_15=128, var_1_16=23647, var_1_17=32, var_1_18=0, var_1_19=-50, var_1_1=64, var_1_20=0, var_1_21=0, var_1_7=8191, var_1_8=0, var_1_9=1]
[L88] RET assume_abort_if_not(var_1_9 <= 8191)
VAL [isInitial=1, var_1_10=8, var_1_13=2, var_1_14=100, var_1_15=128, var_1_16=23647, var_1_17=32, var_1_18=0, var_1_19=-50, var_1_1=64, var_1_20=0, var_1_21=0, var_1_7=8191, var_1_8=0, var_1_9=1]
[L89] var_1_10 = __VERIFIER_nondet_short()
[L90] CALL assume_abort_if_not(var_1_10 >= 0)
VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_13=2, var_1_14=100, var_1_15=128, var_1_16=23647, var_1_17=32, var_1_18=0, var_1_19=-50, var_1_1=64, var_1_20=0, var_1_21=0, var_1_7=8191, var_1_8=0, var_1_9=1]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_13=2, var_1_14=100, var_1_15=128, var_1_16=23647, var_1_17=32, var_1_18=0, var_1_19=-50, var_1_1=64, var_1_20=0, var_1_21=0, var_1_7=8191, var_1_8=0, var_1_9=1]
[L90] RET assume_abort_if_not(var_1_10 >= 0)
VAL [isInitial=1, var_1_10=1, var_1_13=2, var_1_14=100, var_1_15=128, var_1_16=23647, var_1_17=32, var_1_18=0, var_1_19=-50, var_1_1=64, var_1_20=0, var_1_21=0, var_1_7=8191, var_1_8=0, var_1_9=1]
[L91] CALL assume_abort_if_not(var_1_10 <= 32766)
VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_13=2, var_1_14=100, var_1_15=128, var_1_16=23647, var_1_17=32, var_1_18=0, var_1_19=-50, var_1_1=64, var_1_20=0, var_1_21=0, var_1_7=8191, var_1_8=0, var_1_9=1]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_13=2, var_1_14=100, var_1_15=128, var_1_16=23647, var_1_17=32, var_1_18=0, var_1_19=-50, var_1_1=64, var_1_20=0, var_1_21=0, var_1_7=8191, var_1_8=0, var_1_9=1]
[L91] RET assume_abort_if_not(var_1_10 <= 32766)
VAL [isInitial=1, var_1_10=1, var_1_13=2, var_1_14=100, var_1_15=128, var_1_16=23647, var_1_17=32, var_1_18=0, var_1_19=-50, var_1_1=64, var_1_20=0, var_1_21=0, var_1_7=8191, var_1_8=0, var_1_9=1]
[L92] var_1_14 = __VERIFIER_nondet_uchar()
[L93] CALL assume_abort_if_not(var_1_14 >= 0)
VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_13=2, var_1_15=128, var_1_16=23647, var_1_17=32, var_1_18=0, var_1_19=-50, var_1_1=64, var_1_20=0, var_1_21=0, var_1_7=8191, var_1_8=0, var_1_9=1]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_13=2, var_1_15=128, var_1_16=23647, var_1_17=32, var_1_18=0, var_1_19=-50, var_1_1=64, var_1_20=0, var_1_21=0, var_1_7=8191, var_1_8=0, var_1_9=1]
[L93] RET assume_abort_if_not(var_1_14 >= 0)
VAL [isInitial=1, var_1_10=1, var_1_13=2, var_1_15=128, var_1_16=23647, var_1_17=32, var_1_18=0, var_1_19=-50, var_1_1=64, var_1_20=0, var_1_21=0, var_1_7=8191, var_1_8=0, var_1_9=1]
[L94] CALL assume_abort_if_not(var_1_14 <= 254)
VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_13=2, var_1_14=0, var_1_15=128, var_1_16=23647, var_1_17=32, var_1_18=0, var_1_19=-50, var_1_1=64, var_1_20=0, var_1_21=0, var_1_7=8191, var_1_8=0, var_1_9=1]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_13=2, var_1_14=0, var_1_15=128, var_1_16=23647, var_1_17=32, var_1_18=0, var_1_19=-50, var_1_1=64, var_1_20=0, var_1_21=0, var_1_7=8191, var_1_8=0, var_1_9=1]
[L94] RET assume_abort_if_not(var_1_14 <= 254)
VAL [isInitial=1, var_1_10=1, var_1_13=2, var_1_14=0, var_1_15=128, var_1_16=23647, var_1_17=32, var_1_18=0, var_1_19=-50, var_1_1=64, var_1_20=0, var_1_21=0, var_1_7=8191, var_1_8=0, var_1_9=1]
[L95] var_1_16 = __VERIFIER_nondet_ushort()
[L96] CALL assume_abort_if_not(var_1_16 >= 16383)
VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_13=2, var_1_14=0, var_1_15=128, var_1_16=16383, var_1_17=32, var_1_18=0, var_1_19=-50, var_1_1=64, var_1_20=0, var_1_21=0, var_1_7=8191, var_1_8=0, var_1_9=1]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_13=2, var_1_14=0, var_1_15=128, var_1_16=16383, var_1_17=32, var_1_18=0, var_1_19=-50, var_1_1=64, var_1_20=0, var_1_21=0, var_1_7=8191, var_1_8=0, var_1_9=1]
[L96] RET assume_abort_if_not(var_1_16 >= 16383)
VAL [isInitial=1, var_1_10=1, var_1_13=2, var_1_14=0, var_1_15=128, var_1_16=16383, var_1_17=32, var_1_18=0, var_1_19=-50, var_1_1=64, var_1_20=0, var_1_21=0, var_1_7=8191, var_1_8=0, var_1_9=1]
[L97] CALL assume_abort_if_not(var_1_16 <= 32767)
VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_13=2, var_1_14=0, var_1_15=128, var_1_16=16383, var_1_17=32, var_1_18=0, var_1_19=-50, var_1_1=64, var_1_20=0, var_1_21=0, var_1_7=8191, var_1_8=0, var_1_9=1]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_13=2, var_1_14=0, var_1_15=128, var_1_16=16383, var_1_17=32, var_1_18=0, var_1_19=-50, var_1_1=64, var_1_20=0, var_1_21=0, var_1_7=8191, var_1_8=0, var_1_9=1]
[L97] RET assume_abort_if_not(var_1_16 <= 32767)
VAL [isInitial=1, var_1_10=1, var_1_13=2, var_1_14=0, var_1_15=128, var_1_16=16383, var_1_17=32, var_1_18=0, var_1_19=-50, var_1_1=64, var_1_20=0, var_1_21=0, var_1_7=8191, var_1_8=0, var_1_9=1]
[L98] var_1_19 = __VERIFIER_nondet_char()
[L99] CALL assume_abort_if_not(var_1_19 >= -127)
VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_13=2, var_1_14=0, var_1_15=128, var_1_16=16383, var_1_17=32, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=0, var_1_7=8191, var_1_8=0, var_1_9=1]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_13=2, var_1_14=0, var_1_15=128, var_1_16=16383, var_1_17=32, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=0, var_1_7=8191, var_1_8=0, var_1_9=1]
[L99] RET assume_abort_if_not(var_1_19 >= -127)
VAL [isInitial=1, var_1_10=1, var_1_13=2, var_1_14=0, var_1_15=128, var_1_16=16383, var_1_17=32, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=0, var_1_7=8191, var_1_8=0, var_1_9=1]
[L100] CALL assume_abort_if_not(var_1_19 <= 126)
VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_13=2, var_1_14=0, var_1_15=128, var_1_16=16383, var_1_17=32, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=0, var_1_7=8191, var_1_8=0, var_1_9=1]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_13=2, var_1_14=0, var_1_15=128, var_1_16=16383, var_1_17=32, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=0, var_1_7=8191, var_1_8=0, var_1_9=1]
[L100] RET assume_abort_if_not(var_1_19 <= 126)
VAL [isInitial=1, var_1_10=1, var_1_13=2, var_1_14=0, var_1_15=128, var_1_16=16383, var_1_17=32, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=0, var_1_7=8191, var_1_8=0, var_1_9=1]
[L101] var_1_21 = __VERIFIER_nondet_uchar()
[L102] CALL assume_abort_if_not(var_1_21 >= 0)
VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_13=2, var_1_14=0, var_1_15=128, var_1_16=16383, var_1_17=32, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_7=8191, var_1_8=0, var_1_9=1]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_13=2, var_1_14=0, var_1_15=128, var_1_16=16383, var_1_17=32, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_7=8191, var_1_8=0, var_1_9=1]
[L102] RET assume_abort_if_not(var_1_21 >= 0)
VAL [isInitial=1, var_1_10=1, var_1_13=2, var_1_14=0, var_1_15=128, var_1_16=16383, var_1_17=32, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_7=8191, var_1_8=0, var_1_9=1]
[L103] CALL assume_abort_if_not(var_1_21 <= 0)
VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_13=2, var_1_14=0, var_1_15=128, var_1_16=16383, var_1_17=32, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=0, var_1_7=8191, var_1_8=0, var_1_9=1]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_13=2, var_1_14=0, var_1_15=128, var_1_16=16383, var_1_17=32, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=0, var_1_7=8191, var_1_8=0, var_1_9=1]
[L103] RET assume_abort_if_not(var_1_21 <= 0)
VAL [isInitial=1, var_1_10=1, var_1_13=2, var_1_14=0, var_1_15=128, var_1_16=16383, var_1_17=32, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=0, var_1_7=8191, var_1_8=0, var_1_9=1]
[L116] RET updateVariables()
[L117] CALL step()
[L43] var_1_18 = var_1_19
[L44] var_1_20 = var_1_21
[L45] signed char stepLocal_1 = var_1_18;
[L46] signed long int stepLocal_0 = var_1_9 / var_1_7;
VAL [isInitial=1, stepLocal_0=0, stepLocal_1=0, var_1_10=1, var_1_13=2, var_1_14=0, var_1_15=128, var_1_16=16383, var_1_17=32, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=0, var_1_7=8191, var_1_8=0, var_1_9=1]
[L47] EXPR var_1_8 << var_1_10
VAL [isInitial=1, stepLocal_0=0, stepLocal_1=0, var_1_10=1, var_1_13=2, var_1_14=0, var_1_15=128, var_1_16=16383, var_1_17=32, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=0, var_1_7=8191, var_1_8=0, var_1_9=1]
[L47] COND FALSE !(stepLocal_1 > (var_1_8 << var_1_10))
[L54] EXPR var_1_7 ^ var_1_18
VAL [isInitial=1, stepLocal_0=0, var_1_10=1, var_1_13=2, var_1_14=0, var_1_15=128, var_1_16=16383, var_1_17=32, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=0, var_1_7=8191, var_1_8=0, var_1_9=1]
[L54] signed long int stepLocal_2 = var_1_7 ^ var_1_18;
[L55] COND FALSE !(var_1_14 >= stepLocal_2)
VAL [isInitial=1, stepLocal_0=0, var_1_10=1, var_1_13=2, var_1_14=0, var_1_15=128, var_1_16=16383, var_1_17=32, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=0, var_1_7=8191, var_1_8=0, var_1_9=1]
[L58] COND TRUE var_1_2 != ((((var_1_3) > ((var_1_4 - var_1_5))) ? (var_1_3) : ((var_1_4 - var_1_5))))
VAL [isInitial=1, stepLocal_0=0, var_1_10=1, var_1_13=2, var_1_14=0, var_1_15=128, var_1_16=16383, var_1_17=32, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=0, var_1_7=8191, var_1_8=0, var_1_9=1]
[L59] COND FALSE !(\read(var_1_20))
VAL [isInitial=1, stepLocal_0=0, var_1_10=1, var_1_13=2, var_1_14=0, var_1_15=128, var_1_16=16383, var_1_17=32, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=0, var_1_7=8191, var_1_8=0, var_1_9=1]
[L69] var_1_17 = var_1_1
VAL [isInitial=1, stepLocal_0=0, var_1_10=1, var_1_13=2, var_1_14=0, var_1_15=128, var_1_16=16383, var_1_17=64, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=0, var_1_7=8191, var_1_8=0, var_1_9=1]
[L117] RET step()
[L118] CALL, EXPR property()
[L108] EXPR ((var_1_2 != ((((var_1_3) > ((var_1_4 - var_1_5))) ? (var_1_3) : ((var_1_4 - var_1_5))))) ? (var_1_20 ? (var_1_1 == ((signed short int) (((var_1_7 - 32) + (var_1_13 + var_1_13)) - var_1_13))) : 1) : (var_1_20 ? (var_1_1 == ((signed short int) var_1_18)) : (var_1_1 == ((signed short int) var_1_13)))) && ((var_1_18 > (var_1_8 << var_1_10)) ? (((var_1_9 / var_1_7) > -25) ? (var_1_13 == ((unsigned char) var_1_14)) : (var_1_13 == ((unsigned char) var_1_14))) : 1)
VAL [isInitial=1, var_1_10=1, var_1_13=2, var_1_14=0, var_1_15=128, var_1_16=16383, var_1_17=64, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=0, var_1_7=8191, var_1_8=0, var_1_9=1]
[L108] EXPR (((var_1_2 != ((((var_1_3) > ((var_1_4 - var_1_5))) ? (var_1_3) : ((var_1_4 - var_1_5))))) ? (var_1_20 ? (var_1_1 == ((signed short int) (((var_1_7 - 32) + (var_1_13 + var_1_13)) - var_1_13))) : 1) : (var_1_20 ? (var_1_1 == ((signed short int) var_1_18)) : (var_1_1 == ((signed short int) var_1_13)))) && ((var_1_18 > (var_1_8 << var_1_10)) ? (((var_1_9 / var_1_7) > -25) ? (var_1_13 == ((unsigned char) var_1_14)) : (var_1_13 == ((unsigned char) var_1_14))) : 1)) && ((var_1_14 >= (var_1_7 ^ var_1_18)) ? (var_1_15 == ((unsigned short int) (var_1_14 + (var_1_16 - var_1_13)))) : 1)
VAL [isInitial=1, var_1_10=1, var_1_13=2, var_1_14=0, var_1_15=128, var_1_16=16383, var_1_17=64, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=0, var_1_7=8191, var_1_8=0, var_1_9=1]
[L108-L109] return ((((((var_1_2 != ((((var_1_3) > ((var_1_4 - var_1_5))) ? (var_1_3) : ((var_1_4 - var_1_5))))) ? (var_1_20 ? (var_1_1 == ((signed short int) (((var_1_7 - 32) + (var_1_13 + var_1_13)) - var_1_13))) : 1) : (var_1_20 ? (var_1_1 == ((signed short int) var_1_18)) : (var_1_1 == ((signed short int) var_1_13)))) && ((var_1_18 > (var_1_8 << var_1_10)) ? (((var_1_9 / var_1_7) > -25) ? (var_1_13 == ((unsigned char) var_1_14)) : (var_1_13 == ((unsigned char) var_1_14))) : 1)) && ((var_1_14 >= (var_1_7 ^ var_1_18)) ? (var_1_15 == ((unsigned short int) (var_1_14 + (var_1_16 - var_1_13)))) : 1)) && (var_1_17 == ((unsigned short int) var_1_1))) && (var_1_18 == ((signed char) var_1_19))) && (var_1_20 == ((unsigned char) var_1_21))
;
[L118] RET, EXPR property()
[L118] CALL __VERIFIER_assert(property())
[L19] COND TRUE !(cond)
VAL [isInitial=1, var_1_10=1, var_1_13=2, var_1_14=0, var_1_15=128, var_1_16=16383, var_1_17=64, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=0, var_1_7=8191, var_1_8=0, var_1_9=1]
[L19] reach_error()
VAL [isInitial=1, var_1_10=1, var_1_13=2, var_1_14=0, var_1_15=128, var_1_16=16383, var_1_17=64, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=0, var_1_7=8191, var_1_8=0, var_1_9=1]
- StatisticsResult: Ultimate Automizer benchmark data
CFG has 2 procedures, 77 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 7.6s, OverallIterations: 5, TraceHistogramMax: 20, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 428 SdHoareTripleChecker+Valid, 0.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 418 mSDsluCounter, 1103 SdHoareTripleChecker+Invalid, 0.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 712 mSDsCounter, 102 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 537 IncrementalHoareTripleChecker+Invalid, 639 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 102 mSolverCounterUnsat, 391 mSDtfsCounter, 537 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 728 GetRequests, 687 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=86occurred in iteration=4, InterpolantAutomatonStates: 32, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 70 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 3.7s InterpolantComputationTime, 1070 NumberOfCodeBlocks, 1070 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 1061 ConstructedInterpolants, 0 QuantifiedInterpolants, 1847 SizeOfPredicates, 2 NumberOfNonLiveVariables, 609 ConjunctsInSsa, 14 ConjunctsInUnsatCore, 8 InterpolantComputations, 2 PerfectInterpolantSequences, 5810/6080 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available
RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces
[2024-11-08 19:01:28,496 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_179e72b7-5c81-457f-87f4-ff2c5869b8a5/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0
Received shutdown request...
--- End real Ultimate output ---
Execution finished normally
Using bit-precise analysis
Retrying with bit-precise analysis
### Bit-precise run ###
Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_179e72b7-5c81-457f-87f4-ff2c5869b8a5/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_179e72b7-5c81-457f-87f4-ff2c5869b8a5/bin/uautomizer-verify-jihMAELWvX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_179e72b7-5c81-457f-87f4-ff2c5869b8a5/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_179e72b7-5c81-457f-87f4-ff2c5869b8a5/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-43.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_179e72b7-5c81-457f-87f4-ff2c5869b8a5/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_179e72b7-5c81-457f-87f4-ff2c5869b8a5/bin/uautomizer-verify-jihMAELWvX --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) )
--witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1b276dadabf1c2167b11901ba656aa9e16f5041ffd48790c84fa96230d4114a3
--- Real Ultimate output ---
This is Ultimate 0.2.5-dev-a016563
[2024-11-08 19:01:31,517 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-11-08 19:01:31,633 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_179e72b7-5c81-457f-87f4-ff2c5869b8a5/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Bitvector.epf
[2024-11-08 19:01:31,642 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-11-08 19:01:31,646 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-11-08 19:01:31,698 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-11-08 19:01:31,702 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-11-08 19:01:31,702 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-11-08 19:01:31,703 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-11-08 19:01:31,704 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-11-08 19:01:31,705 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-11-08 19:01:31,705 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-11-08 19:01:31,706 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-11-08 19:01:31,708 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-11-08 19:01:31,708 INFO L153 SettingsManager]: * Use SBE=true
[2024-11-08 19:01:31,709 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-11-08 19:01:31,709 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-11-08 19:01:31,709 INFO L153 SettingsManager]: * sizeof long=4
[2024-11-08 19:01:31,713 INFO L153 SettingsManager]: * sizeof POINTER=4
[2024-11-08 19:01:31,713 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-11-08 19:01:31,714 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-11-08 19:01:31,714 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-11-08 19:01:31,718 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-11-08 19:01:31,719 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true
[2024-11-08 19:01:31,719 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true
[2024-11-08 19:01:31,720 INFO L153 SettingsManager]: * Allow undefined functions=false
[2024-11-08 19:01:31,720 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution
[2024-11-08 19:01:31,720 INFO L153 SettingsManager]: * sizeof long double=12
[2024-11-08 19:01:31,721 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-11-08 19:01:31,721 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-11-08 19:01:31,721 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-11-08 19:01:31,722 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-11-08 19:01:31,724 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-11-08 19:01:31,725 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-11-08 19:01:31,725 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-08 19:01:31,725 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-11-08 19:01:31,726 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-11-08 19:01:31,727 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-11-08 19:01:31,728 INFO L153 SettingsManager]: * Trace refinement strategy=FOX
[2024-11-08 19:01:31,728 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt
[2024-11-08 19:01:31,729 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-11-08 19:01:31,730 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-11-08 19:01:31,746 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-11-08 19:01:31,746 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-11-08 19:01:31,747 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC
WARNING: An illegal reflective access operation has occurred
WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_179e72b7-5c81-457f-87f4-ff2c5869b8a5/bin/uautomizer-verify-jihMAELWvX/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int)
WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_179e72b7-5c81-457f-87f4-ff2c5869b8a5/bin/uautomizer-verify-jihMAELWvX
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1b276dadabf1c2167b11901ba656aa9e16f5041ffd48790c84fa96230d4114a3
[2024-11-08 19:01:32,234 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-11-08 19:01:32,269 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-11-08 19:01:32,273 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-11-08 19:01:32,275 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-11-08 19:01:32,276 INFO L274 PluginConnector]: CDTParser initialized
[2024-11-08 19:01:32,278 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_179e72b7-5c81-457f-87f4-ff2c5869b8a5/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-43.i
Unable to find full path for "g++"
[2024-11-08 19:01:34,804 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2024-11-08 19:01:35,062 INFO L384 CDTParser]: Found 1 translation units.
[2024-11-08 19:01:35,062 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_179e72b7-5c81-457f-87f4-ff2c5869b8a5/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-43.i
[2024-11-08 19:01:35,076 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_179e72b7-5c81-457f-87f4-ff2c5869b8a5/bin/uautomizer-verify-jihMAELWvX/data/6f68c5cfc/7dd5f1f13c9c4e6ca2125ab93d036e39/FLAGd6d75a6ca
[2024-11-08 19:01:35,095 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_179e72b7-5c81-457f-87f4-ff2c5869b8a5/bin/uautomizer-verify-jihMAELWvX/data/6f68c5cfc/7dd5f1f13c9c4e6ca2125ab93d036e39
[2024-11-08 19:01:35,099 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-11-08 19:01:35,101 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-11-08 19:01:35,105 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-11-08 19:01:35,106 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-11-08 19:01:35,114 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-11-08 19:01:35,115 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:01:35" (1/1) ...
[2024-11-08 19:01:35,117 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4588457 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:01:35, skipping insertion in model container
[2024-11-08 19:01:35,117 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:01:35" (1/1) ...
[2024-11-08 19:01:35,160 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-11-08 19:01:35,471 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_179e72b7-5c81-457f-87f4-ff2c5869b8a5/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-43.i[913,926]
[2024-11-08 19:01:35,562 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-08 19:01:35,585 INFO L200 MainTranslator]: Completed pre-run
[2024-11-08 19:01:35,605 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_179e72b7-5c81-457f-87f4-ff2c5869b8a5/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-43.i[913,926]
[2024-11-08 19:01:35,658 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-08 19:01:35,689 INFO L204 MainTranslator]: Completed translation
[2024-11-08 19:01:35,689 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:01:35 WrapperNode
[2024-11-08 19:01:35,690 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-11-08 19:01:35,691 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-11-08 19:01:35,692 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-11-08 19:01:35,692 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-11-08 19:01:35,701 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:01:35" (1/1) ...
[2024-11-08 19:01:35,718 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:01:35" (1/1) ...
[2024-11-08 19:01:35,762 INFO L138 Inliner]: procedures = 27, calls = 33, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 125
[2024-11-08 19:01:35,763 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-11-08 19:01:35,766 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-11-08 19:01:35,767 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-11-08 19:01:35,767 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-11-08 19:01:35,783 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:01:35" (1/1) ...
[2024-11-08 19:01:35,783 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:01:35" (1/1) ...
[2024-11-08 19:01:35,791 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:01:35" (1/1) ...
[2024-11-08 19:01:35,823 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0].
[2024-11-08 19:01:35,826 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:01:35" (1/1) ...
[2024-11-08 19:01:35,827 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:01:35" (1/1) ...
[2024-11-08 19:01:35,842 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:01:35" (1/1) ...
[2024-11-08 19:01:35,850 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:01:35" (1/1) ...
[2024-11-08 19:01:35,857 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:01:35" (1/1) ...
[2024-11-08 19:01:35,862 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:01:35" (1/1) ...
[2024-11-08 19:01:35,870 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-11-08 19:01:35,871 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-11-08 19:01:35,872 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-11-08 19:01:35,872 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-11-08 19:01:35,877 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:01:35" (1/1) ...
[2024-11-08 19:01:35,885 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-08 19:01:35,930 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_179e72b7-5c81-457f-87f4-ff2c5869b8a5/bin/uautomizer-verify-jihMAELWvX/z3
[2024-11-08 19:01:35,946 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_179e72b7-5c81-457f-87f4-ff2c5869b8a5/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null)
[2024-11-08 19:01:35,956 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_179e72b7-5c81-457f-87f4-ff2c5869b8a5/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process
[2024-11-08 19:01:35,990 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-11-08 19:01:35,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0
[2024-11-08 19:01:35,991 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not
[2024-11-08 19:01:35,991 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not
[2024-11-08 19:01:35,991 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-11-08 19:01:35,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-11-08 19:01:36,147 INFO L238 CfgBuilder]: Building ICFG
[2024-11-08 19:01:36,150 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-11-08 19:01:36,772 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live.
[2024-11-08 19:01:36,772 INFO L287 CfgBuilder]: Performing block encoding
[2024-11-08 19:01:36,814 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-11-08 19:01:36,814 INFO L316 CfgBuilder]: Removed 1 assume(true) statements.
[2024-11-08 19:01:36,815 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:01:36 BoogieIcfgContainer
[2024-11-08 19:01:36,815 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-11-08 19:01:36,823 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-11-08 19:01:36,824 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2024-11-08 19:01:36,832 INFO L274 PluginConnector]: TraceAbstraction initialized
[2024-11-08 19:01:36,836 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 07:01:35" (1/3) ...
[2024-11-08 19:01:36,843 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11155766 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 07:01:36, skipping insertion in model container
[2024-11-08 19:01:36,843 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:01:35" (2/3) ...
[2024-11-08 19:01:36,844 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11155766 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 07:01:36, skipping insertion in model container
[2024-11-08 19:01:36,844 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:01:36" (3/3) ...
[2024-11-08 19:01:36,848 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_normal_file-43.i
[2024-11-08 19:01:36,891 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-11-08 19:01:36,891 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations.
[2024-11-08 19:01:36,983 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-11-08 19:01:37,007 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;@2349113f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-11-08 19:01:37,008 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2024-11-08 19:01:37,020 INFO L276 IsEmpty]: Start isEmpty. Operand has 59 states, 36 states have (on average 1.3055555555555556) internal successors, (47), 37 states have internal predecessors, (47), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20)
[2024-11-08 19:01:37,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128
[2024-11-08 19:01:37,064 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-08 19:01:37,069 INFO L215 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 19:01:37,101 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-08 19:01:37,118 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 19:01:37,118 INFO L85 PathProgramCache]: Analyzing trace with hash -1868003502, now seen corresponding path program 1 times
[2024-11-08 19:01:37,153 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX
[2024-11-08 19:01:37,153 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1693229674]
[2024-11-08 19:01:37,155 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 19:01:37,155 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-11-08 19:01:37,156 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_179e72b7-5c81-457f-87f4-ff2c5869b8a5/bin/uautomizer-verify-jihMAELWvX/mathsat
[2024-11-08 19:01:37,162 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_179e72b7-5c81-457f-87f4-ff2c5869b8a5/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null)
[2024-11-08 19:01:37,164 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_179e72b7-5c81-457f-87f4-ff2c5869b8a5/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process
[2024-11-08 19:01:37,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 19:01:37,695 INFO L255 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 5 conjuncts are in the unsatisfiable core
[2024-11-08 19:01:37,711 INFO L278 TraceCheckSpWp]: Computing forward predicates...
[2024-11-08 19:01:37,983 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 703 trivial. 0 not checked.
[2024-11-08 19:01:37,983 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-11-08 19:01:37,984 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace
[2024-11-08 19:01:37,988 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1693229674]
[2024-11-08 19:01:37,989 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1693229674] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-08 19:01:37,989 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-08 19:01:37,989 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2024-11-08 19:01:37,995 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [416160486]
[2024-11-08 19:01:37,996 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-08 19:01:38,004 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2024-11-08 19:01:38,005 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX
[2024-11-08 19:01:38,051 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2024-11-08 19:01:38,053 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2024-11-08 19:01:38,057 INFO L87 Difference]: Start difference. First operand has 59 states, 36 states have (on average 1.3055555555555556) internal successors, (47), 37 states have internal predecessors, (47), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) Second operand has 6 states, 6 states have (on average 5.5) internal successors, (33), 5 states have internal predecessors, (33), 1 states have call successors, (20), 1 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 1 states have call successors, (20)
[2024-11-08 19:01:39,031 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-08 19:01:39,032 INFO L93 Difference]: Finished difference Result 119 states and 198 transitions.
[2024-11-08 19:01:39,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states.
[2024-11-08 19:01:39,046 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.5) internal successors, (33), 5 states have internal predecessors, (33), 1 states have call successors, (20), 1 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 1 states have call successors, (20) Word has length 127
[2024-11-08 19:01:39,049 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-08 19:01:39,059 INFO L225 Difference]: With dead ends: 119
[2024-11-08 19:01:39,060 INFO L226 Difference]: Without dead ends: 63
[2024-11-08 19:01:39,067 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 123 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=54, Invalid=102, Unknown=0, NotChecked=0, Total=156
[2024-11-08 19:01:39,072 INFO L432 NwaCegarLoop]: 53 mSDtfsCounter, 77 mSDsluCounter, 64 mSDsCounter, 0 mSdLazyCounter, 122 mSolverCounterSat, 77 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 79 SdHoareTripleChecker+Valid, 117 SdHoareTripleChecker+Invalid, 199 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 77 IncrementalHoareTripleChecker+Valid, 122 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time
[2024-11-08 19:01:39,073 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [79 Valid, 117 Invalid, 199 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [77 Valid, 122 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time]
[2024-11-08 19:01:39,096 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states.
[2024-11-08 19:01:39,144 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 59.
[2024-11-08 19:01:39,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 59 states, 36 states have (on average 1.1388888888888888) internal successors, (41), 36 states have internal predecessors, (41), 20 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20)
[2024-11-08 19:01:39,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 81 transitions.
[2024-11-08 19:01:39,159 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 81 transitions. Word has length 127
[2024-11-08 19:01:39,160 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-08 19:01:39,161 INFO L471 AbstractCegarLoop]: Abstraction has 59 states and 81 transitions.
[2024-11-08 19:01:39,161 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.5) internal successors, (33), 5 states have internal predecessors, (33), 1 states have call successors, (20), 1 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 1 states have call successors, (20)
[2024-11-08 19:01:39,161 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 81 transitions.
[2024-11-08 19:01:39,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128
[2024-11-08 19:01:39,172 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-08 19:01:39,173 INFO L215 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 19:01:39,187 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_179e72b7-5c81-457f-87f4-ff2c5869b8a5/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0
[2024-11-08 19:01:39,374 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_179e72b7-5c81-457f-87f4-ff2c5869b8a5/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-11-08 19:01:39,374 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-08 19:01:39,375 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 19:01:39,375 INFO L85 PathProgramCache]: Analyzing trace with hash -1810745200, now seen corresponding path program 1 times
[2024-11-08 19:01:39,376 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX
[2024-11-08 19:01:39,377 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [267018399]
[2024-11-08 19:01:39,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 19:01:39,377 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-11-08 19:01:39,378 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_179e72b7-5c81-457f-87f4-ff2c5869b8a5/bin/uautomizer-verify-jihMAELWvX/mathsat
[2024-11-08 19:01:39,381 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_179e72b7-5c81-457f-87f4-ff2c5869b8a5/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null)
[2024-11-08 19:01:39,383 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_179e72b7-5c81-457f-87f4-ff2c5869b8a5/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process
[2024-11-08 19:01:39,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 19:01:39,769 INFO L255 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 25 conjuncts are in the unsatisfiable core
[2024-11-08 19:01:39,792 INFO L278 TraceCheckSpWp]: Computing forward predicates...
[2024-11-08 19:08:28,754 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 425 proven. 75 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked.
[2024-11-08 19:08:28,755 INFO L311 TraceCheckSpWp]: Computing backward predicates...