./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem10_label34.c --full-output --architecture 32bit
--------------------------------------------------------------------------------
Checking for ERROR reachability
Using default analysis
Version 0e0057cc
Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd27c18-a659-407b-8fd4-83b6d53b4282/bin/uautomizer-verify-VRDe98Ueme/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd27c18-a659-407b-8fd4-83b6d53b4282/bin/uautomizer-verify-VRDe98Ueme/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd27c18-a659-407b-8fd4-83b6d53b4282/bin/uautomizer-verify-VRDe98Ueme/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd27c18-a659-407b-8fd4-83b6d53b4282/bin/uautomizer-verify-VRDe98Ueme/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem10_label34.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd27c18-a659-407b-8fd4-83b6d53b4282/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd27c18-a659-407b-8fd4-83b6d53b4282/bin/uautomizer-verify-VRDe98Ueme --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 550f3a62df7d5eada5d2aa8dd32299382207e40f85198cb35440276faa9cf7d3
--- Real Ultimate output ---
This is Ultimate 0.2.4-dev-0e0057c
[2023-11-26 12:06:07,027 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2023-11-26 12:06:07,157 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd27c18-a659-407b-8fd4-83b6d53b4282/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-32bit-Automizer_Default.epf
[2023-11-26 12:06:07,163 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2023-11-26 12:06:07,164 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2023-11-26 12:06:07,187 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2023-11-26 12:06:07,188 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2023-11-26 12:06:07,189 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2023-11-26 12:06:07,190 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2023-11-26 12:06:07,190 INFO L153 SettingsManager]: * Use memory slicer=true
[2023-11-26 12:06:07,191 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2023-11-26 12:06:07,192 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2023-11-26 12:06:07,192 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2023-11-26 12:06:07,193 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2023-11-26 12:06:07,194 INFO L153 SettingsManager]: * Use SBE=true
[2023-11-26 12:06:07,194 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2023-11-26 12:06:07,195 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2023-11-26 12:06:07,195 INFO L153 SettingsManager]: * sizeof long=4
[2023-11-26 12:06:07,196 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2023-11-26 12:06:07,197 INFO L153 SettingsManager]: * sizeof POINTER=4
[2023-11-26 12:06:07,197 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2023-11-26 12:06:07,198 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2023-11-26 12:06:07,199 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2023-11-26 12:06:07,199 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2023-11-26 12:06:07,200 INFO L153 SettingsManager]: * sizeof long double=12
[2023-11-26 12:06:07,200 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2023-11-26 12:06:07,201 INFO L153 SettingsManager]: * Use constant arrays=true
[2023-11-26 12:06:07,201 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2023-11-26 12:06:07,202 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2023-11-26 12:06:07,202 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2023-11-26 12:06:07,203 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2023-11-26 12:06:07,203 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2023-11-26 12:06:07,204 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2023-11-26 12:06:07,204 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2023-11-26 12:06:07,205 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2023-11-26 12:06:07,205 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2023-11-26 12:06:07,205 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2023-11-26 12:06:07,206 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2023-11-26 12:06:07,206 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2023-11-26 12:06:07,206 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2023-11-26 12:06:07,206 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2023-11-26 12:06:07,207 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2023-11-26 12:06:07,207 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_fdd27c18-a659-407b-8fd4-83b6d53b4282/bin/uautomizer-verify-VRDe98Ueme/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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd27c18-a659-407b-8fd4-83b6d53b4282/bin/uautomizer-verify-VRDe98Ueme
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 550f3a62df7d5eada5d2aa8dd32299382207e40f85198cb35440276faa9cf7d3
[2023-11-26 12:06:07,544 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2023-11-26 12:06:07,571 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2023-11-26 12:06:07,573 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2023-11-26 12:06:07,575 INFO L270 PluginConnector]: Initializing CDTParser...
[2023-11-26 12:06:07,576 INFO L274 PluginConnector]: CDTParser initialized
[2023-11-26 12:06:07,577 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd27c18-a659-407b-8fd4-83b6d53b4282/bin/uautomizer-verify-VRDe98Ueme/../../sv-benchmarks/c/eca-rers2012/Problem10_label34.c
[2023-11-26 12:06:10,633 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2023-11-26 12:06:10,999 INFO L384 CDTParser]: Found 1 translation units.
[2023-11-26 12:06:10,999 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd27c18-a659-407b-8fd4-83b6d53b4282/sv-benchmarks/c/eca-rers2012/Problem10_label34.c
[2023-11-26 12:06:11,018 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd27c18-a659-407b-8fd4-83b6d53b4282/bin/uautomizer-verify-VRDe98Ueme/data/4fe00f55c/830434d06d7b4b688fe62ffa05f989ea/FLAG1067b67e3
[2023-11-26 12:06:11,038 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd27c18-a659-407b-8fd4-83b6d53b4282/bin/uautomizer-verify-VRDe98Ueme/data/4fe00f55c/830434d06d7b4b688fe62ffa05f989ea
[2023-11-26 12:06:11,046 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2023-11-26 12:06:11,050 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2023-11-26 12:06:11,052 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2023-11-26 12:06:11,052 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2023-11-26 12:06:11,058 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2023-11-26 12:06:11,058 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:06:11" (1/1) ...
[2023-11-26 12:06:11,059 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ceb6e8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:06:11, skipping insertion in model container
[2023-11-26 12:06:11,060 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:06:11" (1/1) ...
[2023-11-26 12:06:11,122 INFO L177 MainTranslator]: Built tables and reachable declarations
[2023-11-26 12:06:11,376 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd27c18-a659-407b-8fd4-83b6d53b4282/sv-benchmarks/c/eca-rers2012/Problem10_label34.c[7166,7179]
[2023-11-26 12:06:11,559 INFO L209 PostProcessor]: Analyzing one entry point: main
[2023-11-26 12:06:11,576 INFO L202 MainTranslator]: Completed pre-run
[2023-11-26 12:06:11,608 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd27c18-a659-407b-8fd4-83b6d53b4282/sv-benchmarks/c/eca-rers2012/Problem10_label34.c[7166,7179]
[2023-11-26 12:06:11,716 INFO L209 PostProcessor]: Analyzing one entry point: main
[2023-11-26 12:06:11,748 INFO L206 MainTranslator]: Completed translation
[2023-11-26 12:06:11,748 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:06:11 WrapperNode
[2023-11-26 12:06:11,748 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2023-11-26 12:06:11,749 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2023-11-26 12:06:11,750 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2023-11-26 12:06:11,750 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2023-11-26 12:06:11,757 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:06:11" (1/1) ...
[2023-11-26 12:06:11,779 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:06:11" (1/1) ...
[2023-11-26 12:06:11,853 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 598
[2023-11-26 12:06:11,854 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2023-11-26 12:06:11,854 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2023-11-26 12:06:11,855 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2023-11-26 12:06:11,855 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2023-11-26 12:06:11,867 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:06:11" (1/1) ...
[2023-11-26 12:06:11,867 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:06:11" (1/1) ...
[2023-11-26 12:06:11,874 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:06:11" (1/1) ...
[2023-11-26 12:06:11,903 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0].
[2023-11-26 12:06:11,904 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:06:11" (1/1) ...
[2023-11-26 12:06:11,904 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:06:11" (1/1) ...
[2023-11-26 12:06:11,929 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:06:11" (1/1) ...
[2023-11-26 12:06:11,938 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:06:11" (1/1) ...
[2023-11-26 12:06:11,947 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:06:11" (1/1) ...
[2023-11-26 12:06:11,965 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:06:11" (1/1) ...
[2023-11-26 12:06:11,979 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2023-11-26 12:06:11,980 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2023-11-26 12:06:11,981 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2023-11-26 12:06:11,981 INFO L274 PluginConnector]: RCFGBuilder initialized
[2023-11-26 12:06:11,982 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:06:11" (1/1) ...
[2023-11-26 12:06:11,988 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2023-11-26 12:06:12,000 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd27c18-a659-407b-8fd4-83b6d53b4282/bin/uautomizer-verify-VRDe98Ueme/z3
[2023-11-26 12:06:12,015 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd27c18-a659-407b-8fd4-83b6d53b4282/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null)
[2023-11-26 12:06:12,037 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd27c18-a659-407b-8fd4-83b6d53b4282/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process
[2023-11-26 12:06:12,054 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2023-11-26 12:06:12,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0
[2023-11-26 12:06:12,054 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2023-11-26 12:06:12,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2023-11-26 12:06:12,133 INFO L241 CfgBuilder]: Building ICFG
[2023-11-26 12:06:12,136 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation
[2023-11-26 12:06:13,372 INFO L282 CfgBuilder]: Performing block encoding
[2023-11-26 12:06:13,420 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2023-11-26 12:06:13,420 INFO L309 CfgBuilder]: Removed 1 assume(true) statements.
[2023-11-26 12:06:13,421 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 12:06:13 BoogieIcfgContainer
[2023-11-26 12:06:13,421 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2023-11-26 12:06:13,424 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2023-11-26 12:06:13,424 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2023-11-26 12:06:13,428 INFO L274 PluginConnector]: TraceAbstraction initialized
[2023-11-26 12:06:13,428 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 12:06:11" (1/3) ...
[2023-11-26 12:06:13,429 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5899b5ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 12:06:13, skipping insertion in model container
[2023-11-26 12:06:13,429 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:06:11" (2/3) ...
[2023-11-26 12:06:13,429 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5899b5ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 12:06:13, skipping insertion in model container
[2023-11-26 12:06:13,430 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 12:06:13" (3/3) ...
[2023-11-26 12:06:13,431 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem10_label34.c
[2023-11-26 12:06:13,451 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2023-11-26 12:06:13,451 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations.
[2023-11-26 12:06:13,507 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2023-11-26 12:06:13,514 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@12ce35a3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2023-11-26 12:06:13,514 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2023-11-26 12:06:13,520 INFO L276 IsEmpty]: Start isEmpty. Operand has 144 states, 142 states have (on average 1.9859154929577465) internal successors, (282), 143 states have internal predecessors, (282), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-26 12:06:13,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63
[2023-11-26 12:06:13,529 INFO L187 NwaCegarLoop]: Found error trace
[2023-11-26 12:06:13,530 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2023-11-26 12:06:13,531 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2023-11-26 12:06:13,536 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-26 12:06:13,537 INFO L85 PathProgramCache]: Analyzing trace with hash 1104932647, now seen corresponding path program 1 times
[2023-11-26 12:06:13,546 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-26 12:06:13,547 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1525553554]
[2023-11-26 12:06:13,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-26 12:06:13,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-26 12:06:13,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 12:06:13,800 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-26 12:06:13,801 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-26 12:06:13,801 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1525553554]
[2023-11-26 12:06:13,802 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1525553554] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-26 12:06:13,802 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-26 12:06:13,803 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2023-11-26 12:06:13,805 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1656009675]
[2023-11-26 12:06:13,806 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-26 12:06:13,811 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states
[2023-11-26 12:06:13,812 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-26 12:06:13,880 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2023-11-26 12:06:13,881 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2023-11-26 12:06:13,886 INFO L87 Difference]: Start difference. First operand has 144 states, 142 states have (on average 1.9859154929577465) internal successors, (282), 143 states have internal predecessors, (282), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 31.0) internal successors, (62), 2 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-26 12:06:13,945 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-11-26 12:06:13,946 INFO L93 Difference]: Finished difference Result 287 states and 563 transitions.
[2023-11-26 12:06:13,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2023-11-26 12:06:13,949 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 31.0) internal successors, (62), 2 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 62
[2023-11-26 12:06:13,950 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2023-11-26 12:06:13,965 INFO L225 Difference]: With dead ends: 287
[2023-11-26 12:06:13,965 INFO L226 Difference]: Without dead ends: 142
[2023-11-26 12:06:13,970 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2023-11-26 12:06:13,977 INFO L413 NwaCegarLoop]: 217 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 217 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2023-11-26 12:06:13,979 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 217 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2023-11-26 12:06:14,001 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states.
[2023-11-26 12:06:14,038 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 142.
[2023-11-26 12:06:14,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 142 states, 141 states have (on average 1.5390070921985815) internal successors, (217), 141 states have internal predecessors, (217), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-26 12:06:14,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 217 transitions.
[2023-11-26 12:06:14,049 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 217 transitions. Word has length 62
[2023-11-26 12:06:14,049 INFO L84 Accepts]: Finished accepts. word is rejected.
[2023-11-26 12:06:14,049 INFO L495 AbstractCegarLoop]: Abstraction has 142 states and 217 transitions.
[2023-11-26 12:06:14,050 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 31.0) internal successors, (62), 2 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-26 12:06:14,050 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 217 transitions.
[2023-11-26 12:06:14,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63
[2023-11-26 12:06:14,054 INFO L187 NwaCegarLoop]: Found error trace
[2023-11-26 12:06:14,054 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2023-11-26 12:06:14,055 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2023-11-26 12:06:14,055 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2023-11-26 12:06:14,056 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-26 12:06:14,056 INFO L85 PathProgramCache]: Analyzing trace with hash 892309638, now seen corresponding path program 1 times
[2023-11-26 12:06:14,057 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-26 12:06:14,057 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [216620876]
[2023-11-26 12:06:14,058 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-26 12:06:14,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-26 12:06:14,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 12:06:14,364 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-26 12:06:14,364 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-26 12:06:14,364 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [216620876]
[2023-11-26 12:06:14,365 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [216620876] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-26 12:06:14,365 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-26 12:06:14,365 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2023-11-26 12:06:14,366 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1709657999]
[2023-11-26 12:06:14,366 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-26 12:06:14,367 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2023-11-26 12:06:14,368 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-26 12:06:14,368 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2023-11-26 12:06:14,369 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2023-11-26 12:06:14,369 INFO L87 Difference]: Start difference. First operand 142 states and 217 transitions. Second operand has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 2 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-26 12:06:15,106 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-11-26 12:06:15,106 INFO L93 Difference]: Finished difference Result 422 states and 648 transitions.
[2023-11-26 12:06:15,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2023-11-26 12:06:15,107 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 2 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 62
[2023-11-26 12:06:15,108 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2023-11-26 12:06:15,110 INFO L225 Difference]: With dead ends: 422
[2023-11-26 12:06:15,110 INFO L226 Difference]: Without dead ends: 281
[2023-11-26 12:06:15,112 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2023-11-26 12:06:15,113 INFO L413 NwaCegarLoop]: 61 mSDtfsCounter, 84 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 355 mSolverCounterSat, 70 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 84 SdHoareTripleChecker+Valid, 65 SdHoareTripleChecker+Invalid, 425 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 70 IncrementalHoareTripleChecker+Valid, 355 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time
[2023-11-26 12:06:15,114 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [84 Valid, 65 Invalid, 425 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [70 Valid, 355 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time]
[2023-11-26 12:06:15,116 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 281 states.
[2023-11-26 12:06:15,137 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 281 to 281.
[2023-11-26 12:06:15,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 281 states, 280 states have (on average 1.3428571428571427) internal successors, (376), 280 states have internal predecessors, (376), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-26 12:06:15,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 281 states and 376 transitions.
[2023-11-26 12:06:15,139 INFO L78 Accepts]: Start accepts. Automaton has 281 states and 376 transitions. Word has length 62
[2023-11-26 12:06:15,139 INFO L84 Accepts]: Finished accepts. word is rejected.
[2023-11-26 12:06:15,140 INFO L495 AbstractCegarLoop]: Abstraction has 281 states and 376 transitions.
[2023-11-26 12:06:15,140 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 2 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-26 12:06:15,140 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 376 transitions.
[2023-11-26 12:06:15,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129
[2023-11-26 12:06:15,143 INFO L187 NwaCegarLoop]: Found error trace
[2023-11-26 12:06:15,143 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2023-11-26 12:06:15,143 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2023-11-26 12:06:15,143 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2023-11-26 12:06:15,146 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-26 12:06:15,146 INFO L85 PathProgramCache]: Analyzing trace with hash -1653488615, now seen corresponding path program 1 times
[2023-11-26 12:06:15,147 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-26 12:06:15,147 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1134011324]
[2023-11-26 12:06:15,147 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-26 12:06:15,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-26 12:06:15,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 12:06:15,502 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-26 12:06:15,502 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-26 12:06:15,503 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1134011324]
[2023-11-26 12:06:15,503 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1134011324] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-26 12:06:15,503 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-26 12:06:15,503 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2023-11-26 12:06:15,504 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1256348054]
[2023-11-26 12:06:15,504 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-26 12:06:15,505 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2023-11-26 12:06:15,505 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-26 12:06:15,506 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2023-11-26 12:06:15,506 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2023-11-26 12:06:15,506 INFO L87 Difference]: Start difference. First operand 281 states and 376 transitions. Second operand has 3 states, 3 states have (on average 42.666666666666664) internal successors, (128), 3 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-26 12:06:16,218 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-11-26 12:06:16,219 INFO L93 Difference]: Finished difference Result 700 states and 966 transitions.
[2023-11-26 12:06:16,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2023-11-26 12:06:16,219 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 42.666666666666664) internal successors, (128), 3 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 128
[2023-11-26 12:06:16,220 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2023-11-26 12:06:16,223 INFO L225 Difference]: With dead ends: 700
[2023-11-26 12:06:16,223 INFO L226 Difference]: Without dead ends: 420
[2023-11-26 12:06:16,228 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2023-11-26 12:06:16,231 INFO L413 NwaCegarLoop]: 208 mSDtfsCounter, 83 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 341 mSolverCounterSat, 85 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 83 SdHoareTripleChecker+Valid, 212 SdHoareTripleChecker+Invalid, 426 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 85 IncrementalHoareTripleChecker+Valid, 341 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time
[2023-11-26 12:06:16,233 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [83 Valid, 212 Invalid, 426 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [85 Valid, 341 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time]
[2023-11-26 12:06:16,235 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 420 states.
[2023-11-26 12:06:16,251 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 420 to 420.
[2023-11-26 12:06:16,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 420 states, 419 states have (on average 1.2529832935560858) internal successors, (525), 419 states have internal predecessors, (525), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-26 12:06:16,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 420 states and 525 transitions.
[2023-11-26 12:06:16,254 INFO L78 Accepts]: Start accepts. Automaton has 420 states and 525 transitions. Word has length 128
[2023-11-26 12:06:16,255 INFO L84 Accepts]: Finished accepts. word is rejected.
[2023-11-26 12:06:16,255 INFO L495 AbstractCegarLoop]: Abstraction has 420 states and 525 transitions.
[2023-11-26 12:06:16,255 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 42.666666666666664) internal successors, (128), 3 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-26 12:06:16,256 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 525 transitions.
[2023-11-26 12:06:16,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136
[2023-11-26 12:06:16,259 INFO L187 NwaCegarLoop]: Found error trace
[2023-11-26 12:06:16,259 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2023-11-26 12:06:16,260 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2023-11-26 12:06:16,260 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2023-11-26 12:06:16,260 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-26 12:06:16,261 INFO L85 PathProgramCache]: Analyzing trace with hash 206450238, now seen corresponding path program 1 times
[2023-11-26 12:06:16,261 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-26 12:06:16,261 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [780748021]
[2023-11-26 12:06:16,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-26 12:06:16,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-26 12:06:16,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 12:06:16,620 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-26 12:06:16,620 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-26 12:06:16,621 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [780748021]
[2023-11-26 12:06:16,621 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [780748021] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-26 12:06:16,621 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-26 12:06:16,621 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2023-11-26 12:06:16,621 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1225624724]
[2023-11-26 12:06:16,622 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-26 12:06:16,622 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2023-11-26 12:06:16,622 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-26 12:06:16,623 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2023-11-26 12:06:16,623 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2023-11-26 12:06:16,623 INFO L87 Difference]: Start difference. First operand 420 states and 525 transitions. Second operand has 3 states, 3 states have (on average 45.0) internal successors, (135), 2 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-26 12:06:17,187 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-11-26 12:06:17,187 INFO L93 Difference]: Finished difference Result 978 states and 1208 transitions.
[2023-11-26 12:06:17,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2023-11-26 12:06:17,188 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 45.0) internal successors, (135), 2 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135
[2023-11-26 12:06:17,188 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2023-11-26 12:06:17,191 INFO L225 Difference]: With dead ends: 978
[2023-11-26 12:06:17,191 INFO L226 Difference]: Without dead ends: 559
[2023-11-26 12:06:17,192 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2023-11-26 12:06:17,194 INFO L413 NwaCegarLoop]: 71 mSDtfsCounter, 68 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 359 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 68 SdHoareTripleChecker+Valid, 75 SdHoareTripleChecker+Invalid, 368 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 359 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time
[2023-11-26 12:06:17,194 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [68 Valid, 75 Invalid, 368 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 359 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time]
[2023-11-26 12:06:17,198 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 559 states.
[2023-11-26 12:06:17,214 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 559 to 559.
[2023-11-26 12:06:17,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 559 states, 558 states have (on average 1.2078853046594982) internal successors, (674), 558 states have internal predecessors, (674), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-26 12:06:17,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 559 states and 674 transitions.
[2023-11-26 12:06:17,218 INFO L78 Accepts]: Start accepts. Automaton has 559 states and 674 transitions. Word has length 135
[2023-11-26 12:06:17,219 INFO L84 Accepts]: Finished accepts. word is rejected.
[2023-11-26 12:06:17,219 INFO L495 AbstractCegarLoop]: Abstraction has 559 states and 674 transitions.
[2023-11-26 12:06:17,219 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 45.0) internal successors, (135), 2 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-26 12:06:17,219 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 674 transitions.
[2023-11-26 12:06:17,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138
[2023-11-26 12:06:17,223 INFO L187 NwaCegarLoop]: Found error trace
[2023-11-26 12:06:17,223 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2023-11-26 12:06:17,224 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2023-11-26 12:06:17,224 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2023-11-26 12:06:17,224 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-26 12:06:17,225 INFO L85 PathProgramCache]: Analyzing trace with hash 1580171619, now seen corresponding path program 1 times
[2023-11-26 12:06:17,225 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-26 12:06:17,225 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2077187443]
[2023-11-26 12:06:17,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-26 12:06:17,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-26 12:06:17,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 12:06:17,742 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-26 12:06:17,742 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-26 12:06:17,743 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2077187443]
[2023-11-26 12:06:17,743 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2077187443] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-26 12:06:17,743 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-26 12:06:17,743 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2023-11-26 12:06:17,744 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [761430912]
[2023-11-26 12:06:17,744 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-26 12:06:17,745 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states
[2023-11-26 12:06:17,745 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-26 12:06:17,746 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2023-11-26 12:06:17,746 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42
[2023-11-26 12:06:17,746 INFO L87 Difference]: Start difference. First operand 559 states and 674 transitions. Second operand has 7 states, 7 states have (on average 19.571428571428573) internal successors, (137), 6 states have internal predecessors, (137), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-26 12:06:18,437 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-11-26 12:06:18,437 INFO L93 Difference]: Finished difference Result 1033 states and 1253 transitions.
[2023-11-26 12:06:18,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states.
[2023-11-26 12:06:18,438 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 19.571428571428573) internal successors, (137), 6 states have internal predecessors, (137), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 137
[2023-11-26 12:06:18,439 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2023-11-26 12:06:18,442 INFO L225 Difference]: With dead ends: 1033
[2023-11-26 12:06:18,442 INFO L226 Difference]: Without dead ends: 559
[2023-11-26 12:06:18,443 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42
[2023-11-26 12:06:18,445 INFO L413 NwaCegarLoop]: 7 mSDtfsCounter, 142 mSDsluCounter, 14 mSDsCounter, 0 mSdLazyCounter, 737 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 142 SdHoareTripleChecker+Valid, 21 SdHoareTripleChecker+Invalid, 737 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 737 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time
[2023-11-26 12:06:18,445 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [142 Valid, 21 Invalid, 737 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 737 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time]
[2023-11-26 12:06:18,447 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 559 states.
[2023-11-26 12:06:18,457 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 559 to 559.
[2023-11-26 12:06:18,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 559 states, 558 states have (on average 1.2025089605734767) internal successors, (671), 558 states have internal predecessors, (671), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-26 12:06:18,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 559 states and 671 transitions.
[2023-11-26 12:06:18,461 INFO L78 Accepts]: Start accepts. Automaton has 559 states and 671 transitions. Word has length 137
[2023-11-26 12:06:18,461 INFO L84 Accepts]: Finished accepts. word is rejected.
[2023-11-26 12:06:18,462 INFO L495 AbstractCegarLoop]: Abstraction has 559 states and 671 transitions.
[2023-11-26 12:06:18,462 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 19.571428571428573) internal successors, (137), 6 states have internal predecessors, (137), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-26 12:06:18,462 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 671 transitions.
[2023-11-26 12:06:18,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154
[2023-11-26 12:06:18,464 INFO L187 NwaCegarLoop]: Found error trace
[2023-11-26 12:06:18,465 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2023-11-26 12:06:18,465 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4
[2023-11-26 12:06:18,465 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2023-11-26 12:06:18,466 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-26 12:06:18,466 INFO L85 PathProgramCache]: Analyzing trace with hash -1740240245, now seen corresponding path program 1 times
[2023-11-26 12:06:18,467 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-26 12:06:18,467 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [314603565]
[2023-11-26 12:06:18,467 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-26 12:06:18,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-26 12:06:18,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 12:06:18,632 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-26 12:06:18,632 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-26 12:06:18,632 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [314603565]
[2023-11-26 12:06:18,632 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [314603565] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-26 12:06:18,633 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-26 12:06:18,633 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2023-11-26 12:06:18,633 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1243576263]
[2023-11-26 12:06:18,633 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-26 12:06:18,634 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2023-11-26 12:06:18,634 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-26 12:06:18,635 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2023-11-26 12:06:18,635 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2023-11-26 12:06:18,636 INFO L87 Difference]: Start difference. First operand 559 states and 671 transitions. Second operand has 3 states, 3 states have (on average 51.0) internal successors, (153), 2 states have internal predecessors, (153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-26 12:06:19,272 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-11-26 12:06:19,273 INFO L93 Difference]: Finished difference Result 1256 states and 1565 transitions.
[2023-11-26 12:06:19,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2023-11-26 12:06:19,274 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 51.0) internal successors, (153), 2 states have internal predecessors, (153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 153
[2023-11-26 12:06:19,274 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2023-11-26 12:06:19,279 INFO L225 Difference]: With dead ends: 1256
[2023-11-26 12:06:19,279 INFO L226 Difference]: Without dead ends: 837
[2023-11-26 12:06:19,280 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2023-11-26 12:06:19,281 INFO L413 NwaCegarLoop]: 29 mSDtfsCounter, 87 mSDsluCounter, 3 mSDsCounter, 0 mSdLazyCounter, 334 mSolverCounterSat, 97 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 87 SdHoareTripleChecker+Valid, 32 SdHoareTripleChecker+Invalid, 431 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 97 IncrementalHoareTripleChecker+Valid, 334 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time
[2023-11-26 12:06:19,282 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [87 Valid, 32 Invalid, 431 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [97 Valid, 334 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time]
[2023-11-26 12:06:19,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 837 states.
[2023-11-26 12:06:19,301 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 837 to 837.
[2023-11-26 12:06:19,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 837 states, 836 states have (on average 1.1997607655502391) internal successors, (1003), 836 states have internal predecessors, (1003), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-26 12:06:19,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 837 states to 837 states and 1003 transitions.
[2023-11-26 12:06:19,306 INFO L78 Accepts]: Start accepts. Automaton has 837 states and 1003 transitions. Word has length 153
[2023-11-26 12:06:19,307 INFO L84 Accepts]: Finished accepts. word is rejected.
[2023-11-26 12:06:19,307 INFO L495 AbstractCegarLoop]: Abstraction has 837 states and 1003 transitions.
[2023-11-26 12:06:19,307 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 51.0) internal successors, (153), 2 states have internal predecessors, (153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-26 12:06:19,307 INFO L276 IsEmpty]: Start isEmpty. Operand 837 states and 1003 transitions.
[2023-11-26 12:06:19,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174
[2023-11-26 12:06:19,310 INFO L187 NwaCegarLoop]: Found error trace
[2023-11-26 12:06:19,310 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2023-11-26 12:06:19,311 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5
[2023-11-26 12:06:19,311 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2023-11-26 12:06:19,311 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-26 12:06:19,312 INFO L85 PathProgramCache]: Analyzing trace with hash 493489661, now seen corresponding path program 1 times
[2023-11-26 12:06:19,312 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-26 12:06:19,312 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [302503807]
[2023-11-26 12:06:19,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-26 12:06:19,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-26 12:06:19,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 12:06:19,794 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-26 12:06:19,795 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-26 12:06:19,795 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [302503807]
[2023-11-26 12:06:19,795 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [302503807] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-26 12:06:19,795 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-26 12:06:19,795 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2023-11-26 12:06:19,796 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1402268406]
[2023-11-26 12:06:19,796 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-26 12:06:19,796 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2023-11-26 12:06:19,797 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-26 12:06:19,797 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2023-11-26 12:06:19,798 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2023-11-26 12:06:19,798 INFO L87 Difference]: Start difference. First operand 837 states and 1003 transitions. Second operand has 3 states, 3 states have (on average 57.666666666666664) internal successors, (173), 3 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-26 12:06:20,399 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-11-26 12:06:20,399 INFO L93 Difference]: Finished difference Result 1673 states and 2051 transitions.
[2023-11-26 12:06:20,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2023-11-26 12:06:20,400 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 57.666666666666664) internal successors, (173), 3 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 173
[2023-11-26 12:06:20,401 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2023-11-26 12:06:20,406 INFO L225 Difference]: With dead ends: 1673
[2023-11-26 12:06:20,406 INFO L226 Difference]: Without dead ends: 976
[2023-11-26 12:06:20,407 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2023-11-26 12:06:20,408 INFO L413 NwaCegarLoop]: 10 mSDtfsCounter, 104 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 350 mSolverCounterSat, 84 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 104 SdHoareTripleChecker+Valid, 14 SdHoareTripleChecker+Invalid, 434 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 84 IncrementalHoareTripleChecker+Valid, 350 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time
[2023-11-26 12:06:20,409 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [104 Valid, 14 Invalid, 434 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [84 Valid, 350 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time]
[2023-11-26 12:06:20,411 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 976 states.
[2023-11-26 12:06:20,432 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 976 to 976.
[2023-11-26 12:06:20,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 976 states, 975 states have (on average 1.2102564102564102) internal successors, (1180), 975 states have internal predecessors, (1180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-26 12:06:20,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 976 states to 976 states and 1180 transitions.
[2023-11-26 12:06:20,438 INFO L78 Accepts]: Start accepts. Automaton has 976 states and 1180 transitions. Word has length 173
[2023-11-26 12:06:20,439 INFO L84 Accepts]: Finished accepts. word is rejected.
[2023-11-26 12:06:20,439 INFO L495 AbstractCegarLoop]: Abstraction has 976 states and 1180 transitions.
[2023-11-26 12:06:20,440 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 57.666666666666664) internal successors, (173), 3 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-26 12:06:20,440 INFO L276 IsEmpty]: Start isEmpty. Operand 976 states and 1180 transitions.
[2023-11-26 12:06:20,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247
[2023-11-26 12:06:20,445 INFO L187 NwaCegarLoop]: Found error trace
[2023-11-26 12:06:20,445 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2023-11-26 12:06:20,445 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6
[2023-11-26 12:06:20,446 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2023-11-26 12:06:20,446 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-26 12:06:20,446 INFO L85 PathProgramCache]: Analyzing trace with hash 159129255, now seen corresponding path program 1 times
[2023-11-26 12:06:20,447 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-26 12:06:20,447 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [352295230]
[2023-11-26 12:06:20,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-26 12:06:20,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-26 12:06:20,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 12:06:21,095 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 143 trivial. 0 not checked.
[2023-11-26 12:06:21,095 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-26 12:06:21,096 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [352295230]
[2023-11-26 12:06:21,096 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [352295230] provided 0 perfect and 1 imperfect interpolant sequences
[2023-11-26 12:06:21,096 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [379030251]
[2023-11-26 12:06:21,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-26 12:06:21,097 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2023-11-26 12:06:21,097 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd27c18-a659-407b-8fd4-83b6d53b4282/bin/uautomizer-verify-VRDe98Ueme/z3
[2023-11-26 12:06:21,104 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd27c18-a659-407b-8fd4-83b6d53b4282/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2023-11-26 12:06:21,140 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd27c18-a659-407b-8fd4-83b6d53b4282/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process
[2023-11-26 12:06:21,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 12:06:21,302 INFO L262 TraceCheckSpWp]: Trace formula consists of 347 conjuncts, 2 conjunts are in the unsatisfiable core
[2023-11-26 12:06:21,316 INFO L285 TraceCheckSpWp]: Computing forward predicates...
[2023-11-26 12:06:21,831 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 193 trivial. 0 not checked.
[2023-11-26 12:06:21,831 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2023-11-26 12:06:21,832 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [379030251] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-26 12:06:21,832 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences.
[2023-11-26 12:06:21,832 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [3] total 4
[2023-11-26 12:06:21,833 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1327504474]
[2023-11-26 12:06:21,833 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-26 12:06:21,833 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2023-11-26 12:06:21,833 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-26 12:06:21,834 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2023-11-26 12:06:21,834 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20
[2023-11-26 12:06:21,835 INFO L87 Difference]: Start difference. First operand 976 states and 1180 transitions. Second operand has 3 states, 3 states have (on average 38.333333333333336) internal successors, (115), 2 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-26 12:06:22,404 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-11-26 12:06:22,405 INFO L93 Difference]: Finished difference Result 1534 states and 1850 transitions.
[2023-11-26 12:06:22,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2023-11-26 12:06:22,405 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 38.333333333333336) internal successors, (115), 2 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 246
[2023-11-26 12:06:22,406 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2023-11-26 12:06:22,414 INFO L225 Difference]: With dead ends: 1534
[2023-11-26 12:06:22,414 INFO L226 Difference]: Without dead ends: 1532
[2023-11-26 12:06:22,415 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 248 GetRequests, 245 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20
[2023-11-26 12:06:22,416 INFO L413 NwaCegarLoop]: 5 mSDtfsCounter, 68 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 363 mSolverCounterSat, 58 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 68 SdHoareTripleChecker+Valid, 9 SdHoareTripleChecker+Invalid, 421 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 58 IncrementalHoareTripleChecker+Valid, 363 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time
[2023-11-26 12:06:22,416 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [68 Valid, 9 Invalid, 421 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [58 Valid, 363 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time]
[2023-11-26 12:06:22,419 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1532 states.
[2023-11-26 12:06:22,442 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1532 to 1115.
[2023-11-26 12:06:22,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1115 states, 1114 states have (on average 1.2280071813285458) internal successors, (1368), 1114 states have internal predecessors, (1368), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-26 12:06:22,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1115 states to 1115 states and 1368 transitions.
[2023-11-26 12:06:22,448 INFO L78 Accepts]: Start accepts. Automaton has 1115 states and 1368 transitions. Word has length 246
[2023-11-26 12:06:22,449 INFO L84 Accepts]: Finished accepts. word is rejected.
[2023-11-26 12:06:22,449 INFO L495 AbstractCegarLoop]: Abstraction has 1115 states and 1368 transitions.
[2023-11-26 12:06:22,449 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 38.333333333333336) internal successors, (115), 2 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-26 12:06:22,449 INFO L276 IsEmpty]: Start isEmpty. Operand 1115 states and 1368 transitions.
[2023-11-26 12:06:22,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289
[2023-11-26 12:06:22,455 INFO L187 NwaCegarLoop]: Found error trace
[2023-11-26 12:06:22,455 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2023-11-26 12:06:22,467 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd27c18-a659-407b-8fd4-83b6d53b4282/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0
[2023-11-26 12:06:22,662 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd27c18-a659-407b-8fd4-83b6d53b4282/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2023-11-26 12:06:22,663 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2023-11-26 12:06:22,663 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-26 12:06:22,663 INFO L85 PathProgramCache]: Analyzing trace with hash 897930608, now seen corresponding path program 1 times
[2023-11-26 12:06:22,663 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-26 12:06:22,664 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [913837532]
[2023-11-26 12:06:22,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-26 12:06:22,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-26 12:06:22,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 12:06:24,008 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 212 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-26 12:06:24,008 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-26 12:06:24,011 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [913837532]
[2023-11-26 12:06:24,013 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [913837532] provided 0 perfect and 1 imperfect interpolant sequences
[2023-11-26 12:06:24,013 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [968925245]
[2023-11-26 12:06:24,013 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-26 12:06:24,013 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2023-11-26 12:06:24,014 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd27c18-a659-407b-8fd4-83b6d53b4282/bin/uautomizer-verify-VRDe98Ueme/z3
[2023-11-26 12:06:24,015 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd27c18-a659-407b-8fd4-83b6d53b4282/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2023-11-26 12:06:24,021 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd27c18-a659-407b-8fd4-83b6d53b4282/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process
[2023-11-26 12:06:24,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 12:06:24,209 INFO L262 TraceCheckSpWp]: Trace formula consists of 391 conjuncts, 2 conjunts are in the unsatisfiable core
[2023-11-26 12:06:24,227 INFO L285 TraceCheckSpWp]: Computing forward predicates...
[2023-11-26 12:06:24,344 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 121 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked.
[2023-11-26 12:06:24,344 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2023-11-26 12:06:24,344 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [968925245] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-26 12:06:24,344 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences.
[2023-11-26 12:06:24,345 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 9
[2023-11-26 12:06:24,345 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2091298280]
[2023-11-26 12:06:24,345 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-26 12:06:24,346 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2023-11-26 12:06:24,346 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-26 12:06:24,347 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2023-11-26 12:06:24,347 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72
[2023-11-26 12:06:24,347 INFO L87 Difference]: Start difference. First operand 1115 states and 1368 transitions. Second operand has 3 states, 3 states have (on average 59.666666666666664) internal successors, (179), 3 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-26 12:06:24,938 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-11-26 12:06:24,938 INFO L93 Difference]: Finished difference Result 2366 states and 2922 transitions.
[2023-11-26 12:06:24,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2023-11-26 12:06:24,939 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 59.666666666666664) internal successors, (179), 3 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 288
[2023-11-26 12:06:24,940 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2023-11-26 12:06:24,940 INFO L225 Difference]: With dead ends: 2366
[2023-11-26 12:06:24,940 INFO L226 Difference]: Without dead ends: 0
[2023-11-26 12:06:24,943 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 294 GetRequests, 287 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72
[2023-11-26 12:06:24,944 INFO L413 NwaCegarLoop]: 216 mSDtfsCounter, 79 mSDsluCounter, 3 mSDsCounter, 0 mSdLazyCounter, 345 mSolverCounterSat, 51 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 79 SdHoareTripleChecker+Valid, 219 SdHoareTripleChecker+Invalid, 396 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 345 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time
[2023-11-26 12:06:24,944 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [79 Valid, 219 Invalid, 396 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 345 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time]
[2023-11-26 12:06:24,945 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states.
[2023-11-26 12:06:24,945 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0.
[2023-11-26 12:06:24,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-26 12:06:24,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions.
[2023-11-26 12:06:24,946 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 288
[2023-11-26 12:06:24,946 INFO L84 Accepts]: Finished accepts. word is rejected.
[2023-11-26 12:06:24,946 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions.
[2023-11-26 12:06:24,946 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 59.666666666666664) internal successors, (179), 3 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-26 12:06:24,947 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions.
[2023-11-26 12:06:24,947 INFO L282 IsEmpty]: Finished isEmpty. No accepting run.
[2023-11-26 12:06:24,950 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining)
[2023-11-26 12:06:24,961 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd27c18-a659-407b-8fd4-83b6d53b4282/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0
[2023-11-26 12:06:25,157 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd27c18-a659-407b-8fd4-83b6d53b4282/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2023-11-26 12:06:25,159 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.
[2023-11-26 12:06:25,267 INFO L899 garLoopResultBuilder]: For program point L597(line 597) no Hoare annotation was computed.
[2023-11-26 12:06:25,267 INFO L899 garLoopResultBuilder]: For program point L564(lines 564 582) no Hoare annotation was computed.
[2023-11-26 12:06:25,267 INFO L899 garLoopResultBuilder]: For program point L333(lines 333 582) no Hoare annotation was computed.
[2023-11-26 12:06:25,268 INFO L899 garLoopResultBuilder]: For program point L367(lines 367 582) no Hoare annotation was computed.
[2023-11-26 12:06:25,268 INFO L899 garLoopResultBuilder]: For program point L301(lines 301 582) no Hoare annotation was computed.
[2023-11-26 12:06:25,268 INFO L899 garLoopResultBuilder]: For program point L235(lines 235 582) no Hoare annotation was computed.
[2023-11-26 12:06:25,268 INFO L899 garLoopResultBuilder]: For program point L202-1(lines 30 584) no Hoare annotation was computed.
[2023-11-26 12:06:25,268 INFO L899 garLoopResultBuilder]: For program point L169-1(lines 30 584) no Hoare annotation was computed.
[2023-11-26 12:06:25,268 INFO L899 garLoopResultBuilder]: For program point L136-1(lines 30 584) no Hoare annotation was computed.
[2023-11-26 12:06:25,269 INFO L899 garLoopResultBuilder]: For program point L103-1(lines 30 584) no Hoare annotation was computed.
[2023-11-26 12:06:25,269 INFO L899 garLoopResultBuilder]: For program point L70-1(lines 30 584) no Hoare annotation was computed.
[2023-11-26 12:06:25,269 INFO L899 garLoopResultBuilder]: For program point L37-1(lines 30 584) no Hoare annotation was computed.
[2023-11-26 12:06:25,269 INFO L899 garLoopResultBuilder]: For program point L533(lines 533 582) no Hoare annotation was computed.
[2023-11-26 12:06:25,269 INFO L899 garLoopResultBuilder]: For program point L203(line 203) no Hoare annotation was computed.
[2023-11-26 12:06:25,269 INFO L899 garLoopResultBuilder]: For program point L567(lines 567 582) no Hoare annotation was computed.
[2023-11-26 12:06:25,270 INFO L899 garLoopResultBuilder]: For program point L435(lines 435 582) no Hoare annotation was computed.
[2023-11-26 12:06:25,270 INFO L899 garLoopResultBuilder]: For program point L336(lines 336 582) no Hoare annotation was computed.
[2023-11-26 12:06:25,270 INFO L899 garLoopResultBuilder]: For program point L270(lines 270 582) no Hoare annotation was computed.
[2023-11-26 12:06:25,270 INFO L899 garLoopResultBuilder]: For program point L403(lines 403 582) no Hoare annotation was computed.
[2023-11-26 12:06:25,270 INFO L899 garLoopResultBuilder]: For program point L370(lines 370 582) no Hoare annotation was computed.
[2023-11-26 12:06:25,270 INFO L899 garLoopResultBuilder]: For program point L205-1(lines 30 584) no Hoare annotation was computed.
[2023-11-26 12:06:25,271 INFO L899 garLoopResultBuilder]: For program point L172-1(lines 30 584) no Hoare annotation was computed.
[2023-11-26 12:06:25,271 INFO L899 garLoopResultBuilder]: For program point L139-1(lines 30 584) no Hoare annotation was computed.
[2023-11-26 12:06:25,271 INFO L899 garLoopResultBuilder]: For program point L106-1(lines 30 584) no Hoare annotation was computed.
[2023-11-26 12:06:25,271 INFO L899 garLoopResultBuilder]: For program point L73-1(lines 30 584) no Hoare annotation was computed.
[2023-11-26 12:06:25,271 INFO L899 garLoopResultBuilder]: For program point L40-1(lines 30 584) no Hoare annotation was computed.
[2023-11-26 12:06:25,271 INFO L899 garLoopResultBuilder]: For program point L536(lines 536 582) no Hoare annotation was computed.
[2023-11-26 12:06:25,272 INFO L899 garLoopResultBuilder]: For program point L503(lines 503 582) no Hoare annotation was computed.
[2023-11-26 12:06:25,272 INFO L899 garLoopResultBuilder]: For program point L470(lines 470 582) no Hoare annotation was computed.
[2023-11-26 12:06:25,272 INFO L899 garLoopResultBuilder]: For program point L339(lines 339 582) no Hoare annotation was computed.
[2023-11-26 12:06:25,272 INFO L899 garLoopResultBuilder]: For program point L306(lines 306 582) no Hoare annotation was computed.
[2023-11-26 12:06:25,272 INFO L899 garLoopResultBuilder]: For program point L241(lines 241 582) no Hoare annotation was computed.
[2023-11-26 12:06:25,272 INFO L899 garLoopResultBuilder]: For program point L208-1(lines 30 584) no Hoare annotation was computed.
[2023-11-26 12:06:25,273 INFO L899 garLoopResultBuilder]: For program point L175-1(lines 30 584) no Hoare annotation was computed.
[2023-11-26 12:06:25,273 INFO L899 garLoopResultBuilder]: For program point L142-1(lines 30 584) no Hoare annotation was computed.
[2023-11-26 12:06:25,273 INFO L899 garLoopResultBuilder]: For program point L109-1(lines 30 584) no Hoare annotation was computed.
[2023-11-26 12:06:25,273 INFO L899 garLoopResultBuilder]: For program point L76-1(lines 30 584) no Hoare annotation was computed.
[2023-11-26 12:06:25,273 INFO L899 garLoopResultBuilder]: For program point L43-1(lines 30 584) no Hoare annotation was computed.
[2023-11-26 12:06:25,273 INFO L899 garLoopResultBuilder]: For program point L539(lines 539 582) no Hoare annotation was computed.
[2023-11-26 12:06:25,274 INFO L899 garLoopResultBuilder]: For program point L440(lines 440 582) no Hoare annotation was computed.
[2023-11-26 12:06:25,274 INFO L899 garLoopResultBuilder]: For program point L275(lines 275 582) no Hoare annotation was computed.
[2023-11-26 12:06:25,274 INFO L899 garLoopResultBuilder]: For program point L573(lines 573 582) no Hoare annotation was computed.
[2023-11-26 12:06:25,274 INFO L899 garLoopResultBuilder]: For program point L408(lines 408 582) no Hoare annotation was computed.
[2023-11-26 12:06:25,274 INFO L899 garLoopResultBuilder]: For program point L375(lines 375 582) no Hoare annotation was computed.
[2023-11-26 12:06:25,274 INFO L899 garLoopResultBuilder]: For program point L475(lines 475 582) no Hoare annotation was computed.
[2023-11-26 12:06:25,274 INFO L899 garLoopResultBuilder]: For program point L211-1(lines 30 584) no Hoare annotation was computed.
[2023-11-26 12:06:25,275 INFO L899 garLoopResultBuilder]: For program point L178-1(lines 30 584) no Hoare annotation was computed.
[2023-11-26 12:06:25,275 INFO L899 garLoopResultBuilder]: For program point L145-1(lines 30 584) no Hoare annotation was computed.
[2023-11-26 12:06:25,275 INFO L899 garLoopResultBuilder]: For program point L112-1(lines 30 584) no Hoare annotation was computed.
[2023-11-26 12:06:25,275 INFO L899 garLoopResultBuilder]: For program point L79-1(lines 30 584) no Hoare annotation was computed.
[2023-11-26 12:06:25,275 INFO L899 garLoopResultBuilder]: For program point L46-1(lines 30 584) no Hoare annotation was computed.
[2023-11-26 12:06:25,275 INFO L899 garLoopResultBuilder]: For program point L509(lines 509 582) no Hoare annotation was computed.
[2023-11-26 12:06:25,276 INFO L899 garLoopResultBuilder]: For program point L311(lines 311 582) no Hoare annotation was computed.
[2023-11-26 12:06:25,276 INFO L899 garLoopResultBuilder]: For program point L345(lines 345 582) no Hoare annotation was computed.
[2023-11-26 12:06:25,276 INFO L899 garLoopResultBuilder]: For program point L246(lines 246 582) no Hoare annotation was computed.
[2023-11-26 12:06:25,276 INFO L899 garLoopResultBuilder]: For program point L544(lines 544 582) no Hoare annotation was computed.
[2023-11-26 12:06:25,276 INFO L899 garLoopResultBuilder]: For program point L181-1(lines 30 584) no Hoare annotation was computed.
[2023-11-26 12:06:25,276 INFO L899 garLoopResultBuilder]: For program point L148-1(lines 30 584) no Hoare annotation was computed.
[2023-11-26 12:06:25,277 INFO L899 garLoopResultBuilder]: For program point L115-1(lines 30 584) no Hoare annotation was computed.
[2023-11-26 12:06:25,277 INFO L899 garLoopResultBuilder]: For program point L82-1(lines 30 584) no Hoare annotation was computed.
[2023-11-26 12:06:25,277 INFO L899 garLoopResultBuilder]: For program point L49-1(lines 30 584) no Hoare annotation was computed.
[2023-11-26 12:06:25,277 INFO L899 garLoopResultBuilder]: For program point L446(lines 446 582) no Hoare annotation was computed.
[2023-11-26 12:06:25,277 INFO L899 garLoopResultBuilder]: For program point L413(lines 413 582) no Hoare annotation was computed.
[2023-11-26 12:06:25,277 INFO L899 garLoopResultBuilder]: For program point L380(lines 380 582) no Hoare annotation was computed.
[2023-11-26 12:06:25,278 INFO L899 garLoopResultBuilder]: For program point L281(lines 281 582) no Hoare annotation was computed.
[2023-11-26 12:06:25,278 INFO L899 garLoopResultBuilder]: For program point L579(lines 579 582) no Hoare annotation was computed.
[2023-11-26 12:06:25,278 INFO L899 garLoopResultBuilder]: For program point L249(lines 249 582) no Hoare annotation was computed.
[2023-11-26 12:06:25,278 INFO L899 garLoopResultBuilder]: For program point L514(lines 514 582) no Hoare annotation was computed.
[2023-11-26 12:06:25,278 INFO L899 garLoopResultBuilder]: For program point L481(lines 481 582) no Hoare annotation was computed.
[2023-11-26 12:06:25,278 INFO L899 garLoopResultBuilder]: For program point L316(lines 316 582) no Hoare annotation was computed.
[2023-11-26 12:06:25,279 INFO L899 garLoopResultBuilder]: For program point L184-1(lines 30 584) no Hoare annotation was computed.
[2023-11-26 12:06:25,279 INFO L899 garLoopResultBuilder]: For program point L151-1(lines 30 584) no Hoare annotation was computed.
[2023-11-26 12:06:25,279 INFO L899 garLoopResultBuilder]: For program point L118-1(lines 30 584) no Hoare annotation was computed.
[2023-11-26 12:06:25,279 INFO L899 garLoopResultBuilder]: For program point L85-1(lines 30 584) no Hoare annotation was computed.
[2023-11-26 12:06:25,279 INFO L899 garLoopResultBuilder]: For program point L52-1(lines 30 584) no Hoare annotation was computed.
[2023-11-26 12:06:25,279 INFO L899 garLoopResultBuilder]: For program point L350(lines 350 582) no Hoare annotation was computed.
[2023-11-26 12:06:25,280 INFO L899 garLoopResultBuilder]: For program point L550(lines 550 582) no Hoare annotation was computed.
[2023-11-26 12:06:25,280 INFO L899 garLoopResultBuilder]: For program point L418(lines 418 582) no Hoare annotation was computed.
[2023-11-26 12:06:25,280 INFO L899 garLoopResultBuilder]: For program point L385(lines 385 582) no Hoare annotation was computed.
[2023-11-26 12:06:25,280 INFO L899 garLoopResultBuilder]: For program point L220(lines 220 582) no Hoare annotation was computed.
[2023-11-26 12:06:25,280 INFO L899 garLoopResultBuilder]: For program point L187-1(lines 30 584) no Hoare annotation was computed.
[2023-11-26 12:06:25,280 INFO L899 garLoopResultBuilder]: For program point L154-1(lines 30 584) no Hoare annotation was computed.
[2023-11-26 12:06:25,281 INFO L899 garLoopResultBuilder]: For program point L121-1(lines 30 584) no Hoare annotation was computed.
[2023-11-26 12:06:25,281 INFO L899 garLoopResultBuilder]: For program point L88-1(lines 30 584) no Hoare annotation was computed.
[2023-11-26 12:06:25,281 INFO L899 garLoopResultBuilder]: For program point L55-1(lines 30 584) no Hoare annotation was computed.
[2023-11-26 12:06:25,281 INFO L899 garLoopResultBuilder]: For program point L452(lines 452 582) no Hoare annotation was computed.
[2023-11-26 12:06:25,281 INFO L899 garLoopResultBuilder]: For program point L287(lines 287 582) no Hoare annotation was computed.
[2023-11-26 12:06:25,281 INFO L899 garLoopResultBuilder]: For program point L254(lines 254 582) no Hoare annotation was computed.
[2023-11-26 12:06:25,282 INFO L899 garLoopResultBuilder]: For program point L519(lines 519 582) no Hoare annotation was computed.
[2023-11-26 12:06:25,282 INFO L899 garLoopResultBuilder]: For program point L486(lines 486 582) no Hoare annotation was computed.
[2023-11-26 12:06:25,282 INFO L899 garLoopResultBuilder]: For program point L586(lines 586 602) no Hoare annotation was computed.
[2023-11-26 12:06:25,282 INFO L899 garLoopResultBuilder]: For program point L388(lines 388 582) no Hoare annotation was computed.
[2023-11-26 12:06:25,282 INFO L899 garLoopResultBuilder]: For program point L355(lines 355 582) no Hoare annotation was computed.
[2023-11-26 12:06:25,282 INFO L899 garLoopResultBuilder]: For program point L322(lines 322 582) no Hoare annotation was computed.
[2023-11-26 12:06:25,282 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed.
[2023-11-26 12:06:25,283 INFO L899 garLoopResultBuilder]: For program point L190-1(lines 30 584) no Hoare annotation was computed.
[2023-11-26 12:06:25,283 INFO L899 garLoopResultBuilder]: For program point L157-1(lines 30 584) no Hoare annotation was computed.
[2023-11-26 12:06:25,283 INFO L899 garLoopResultBuilder]: For program point L124-1(lines 30 584) no Hoare annotation was computed.
[2023-11-26 12:06:25,283 INFO L899 garLoopResultBuilder]: For program point L91-1(lines 30 584) no Hoare annotation was computed.
[2023-11-26 12:06:25,283 INFO L899 garLoopResultBuilder]: For program point L58-1(lines 30 584) no Hoare annotation was computed.
[2023-11-26 12:06:25,283 INFO L899 garLoopResultBuilder]: For program point L555(lines 555 582) no Hoare annotation was computed.
[2023-11-26 12:06:25,284 INFO L899 garLoopResultBuilder]: For program point L225(lines 225 582) no Hoare annotation was computed.
[2023-11-26 12:06:25,284 INFO L899 garLoopResultBuilder]: For program point L424(lines 424 582) no Hoare annotation was computed.
[2023-11-26 12:06:25,284 INFO L899 garLoopResultBuilder]: For program point L259(lines 259 582) no Hoare annotation was computed.
[2023-11-26 12:06:25,284 INFO L899 garLoopResultBuilder]: For program point L193-1(lines 30 584) no Hoare annotation was computed.
[2023-11-26 12:06:25,284 INFO L899 garLoopResultBuilder]: For program point L160-1(lines 30 584) no Hoare annotation was computed.
[2023-11-26 12:06:25,284 INFO L899 garLoopResultBuilder]: For program point L127-1(lines 30 584) no Hoare annotation was computed.
[2023-11-26 12:06:25,285 INFO L899 garLoopResultBuilder]: For program point L94-1(lines 30 584) no Hoare annotation was computed.
[2023-11-26 12:06:25,285 INFO L899 garLoopResultBuilder]: For program point L61-1(lines 30 584) no Hoare annotation was computed.
[2023-11-26 12:06:25,285 INFO L899 garLoopResultBuilder]: For program point L524(lines 524 582) no Hoare annotation was computed.
[2023-11-26 12:06:25,285 INFO L899 garLoopResultBuilder]: For program point L491(lines 491 582) no Hoare annotation was computed.
[2023-11-26 12:06:25,285 INFO L899 garLoopResultBuilder]: For program point L458(lines 458 582) no Hoare annotation was computed.
[2023-11-26 12:06:25,285 INFO L899 garLoopResultBuilder]: For program point L293(lines 293 582) no Hoare annotation was computed.
[2023-11-26 12:06:25,286 INFO L899 garLoopResultBuilder]: For program point L558(lines 558 582) no Hoare annotation was computed.
[2023-11-26 12:06:25,286 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed.
[2023-11-26 12:06:25,286 INFO L899 garLoopResultBuilder]: For program point L393(lines 393 582) no Hoare annotation was computed.
[2023-11-26 12:06:25,286 INFO L899 garLoopResultBuilder]: For program point L327(lines 327 582) no Hoare annotation was computed.
[2023-11-26 12:06:25,287 INFO L895 garLoopResultBuilder]: At program point L592-2(lines 592 601) the Hoare annotation is: (let ((.cse0 (= 14 ~a4~0)) (.cse1 (= ~a12~0 0))) (or (and (<= ~a19~0 6) .cse0 .cse1) (and (= ~a19~0 9) .cse0 .cse1) (and .cse0 .cse1 (not (= ~a10~0 3)))))
[2023-11-26 12:06:25,287 INFO L899 garLoopResultBuilder]: For program point L361(lines 361 582) no Hoare annotation was computed.
[2023-11-26 12:06:25,287 INFO L899 garLoopResultBuilder]: For program point L196-1(lines 30 584) no Hoare annotation was computed.
[2023-11-26 12:06:25,287 INFO L899 garLoopResultBuilder]: For program point L163-1(lines 30 584) no Hoare annotation was computed.
[2023-11-26 12:06:25,287 INFO L899 garLoopResultBuilder]: For program point L130-1(lines 30 584) no Hoare annotation was computed.
[2023-11-26 12:06:25,287 INFO L899 garLoopResultBuilder]: For program point L97-1(lines 30 584) no Hoare annotation was computed.
[2023-11-26 12:06:25,288 INFO L899 garLoopResultBuilder]: For program point L31(lines 31 33) no Hoare annotation was computed.
[2023-11-26 12:06:25,288 INFO L899 garLoopResultBuilder]: For program point L64-1(lines 30 584) no Hoare annotation was computed.
[2023-11-26 12:06:25,288 INFO L899 garLoopResultBuilder]: For program point L31-2(lines 30 584) no Hoare annotation was computed.
[2023-11-26 12:06:25,288 INFO L899 garLoopResultBuilder]: For program point L527(lines 527 582) no Hoare annotation was computed.
[2023-11-26 12:06:25,288 INFO L899 garLoopResultBuilder]: For program point L296(lines 296 582) no Hoare annotation was computed.
[2023-11-26 12:06:25,288 INFO L899 garLoopResultBuilder]: For program point L230(lines 230 582) no Hoare annotation was computed.
[2023-11-26 12:06:25,289 INFO L899 garLoopResultBuilder]: For program point calculate_output_returnLabel#1(lines 30 584) no Hoare annotation was computed.
[2023-11-26 12:06:25,289 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 203) no Hoare annotation was computed.
[2023-11-26 12:06:25,289 INFO L899 garLoopResultBuilder]: For program point L429(lines 429 582) no Hoare annotation was computed.
[2023-11-26 12:06:25,289 INFO L899 garLoopResultBuilder]: For program point L330(lines 330 582) no Hoare annotation was computed.
[2023-11-26 12:06:25,289 INFO L899 garLoopResultBuilder]: For program point L264(lines 264 582) no Hoare annotation was computed.
[2023-11-26 12:06:25,289 INFO L899 garLoopResultBuilder]: For program point L364(lines 364 582) no Hoare annotation was computed.
[2023-11-26 12:06:25,290 INFO L899 garLoopResultBuilder]: For program point L199-1(lines 30 584) no Hoare annotation was computed.
[2023-11-26 12:06:25,290 INFO L899 garLoopResultBuilder]: For program point L166-1(lines 30 584) no Hoare annotation was computed.
[2023-11-26 12:06:25,290 INFO L899 garLoopResultBuilder]: For program point L133-1(lines 30 584) no Hoare annotation was computed.
[2023-11-26 12:06:25,290 INFO L899 garLoopResultBuilder]: For program point L100-1(lines 30 584) no Hoare annotation was computed.
[2023-11-26 12:06:25,290 INFO L899 garLoopResultBuilder]: For program point L67-1(lines 30 584) no Hoare annotation was computed.
[2023-11-26 12:06:25,290 INFO L899 garLoopResultBuilder]: For program point L34-1(lines 30 584) no Hoare annotation was computed.
[2023-11-26 12:06:25,290 INFO L899 garLoopResultBuilder]: For program point L497(lines 497 582) no Hoare annotation was computed.
[2023-11-26 12:06:25,291 INFO L899 garLoopResultBuilder]: For program point L464(lines 464 582) no Hoare annotation was computed.
[2023-11-26 12:06:25,291 INFO L899 garLoopResultBuilder]: For program point L398(lines 398 582) no Hoare annotation was computed.
[2023-11-26 12:06:25,294 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1]
[2023-11-26 12:06:25,296 INFO L178 ceAbstractionStarter]: Computing trace abstraction results
[2023-11-26 12:06:25,308 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.11 12:06:25 BoogieIcfgContainer
[2023-11-26 12:06:25,309 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2023-11-26 12:06:25,309 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2023-11-26 12:06:25,309 INFO L270 PluginConnector]: Initializing Witness Printer...
[2023-11-26 12:06:25,310 INFO L274 PluginConnector]: Witness Printer initialized
[2023-11-26 12:06:25,310 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 12:06:13" (3/4) ...
[2023-11-26 12:06:25,312 INFO L137 WitnessPrinter]: Generating witness for correct program
[2023-11-26 12:06:25,334 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges
[2023-11-26 12:06:25,335 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges
[2023-11-26 12:06:25,336 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges
[2023-11-26 12:06:25,338 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges
[2023-11-26 12:06:25,519 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd27c18-a659-407b-8fd4-83b6d53b4282/bin/uautomizer-verify-VRDe98Ueme/witness.graphml
[2023-11-26 12:06:25,520 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd27c18-a659-407b-8fd4-83b6d53b4282/bin/uautomizer-verify-VRDe98Ueme/witness.yml
[2023-11-26 12:06:25,520 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2023-11-26 12:06:25,521 INFO L158 Benchmark]: Toolchain (without parser) took 14470.97ms. Allocated memory was 155.2MB in the beginning and 270.5MB in the end (delta: 115.3MB). Free memory was 120.9MB in the beginning and 126.7MB in the end (delta: -5.8MB). Peak memory consumption was 108.3MB. Max. memory is 16.1GB.
[2023-11-26 12:06:25,521 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 121.6MB. Free memory is still 91.4MB. There was no memory consumed. Max. memory is 16.1GB.
[2023-11-26 12:06:25,521 INFO L158 Benchmark]: CACSL2BoogieTranslator took 697.26ms. Allocated memory is still 155.2MB. Free memory was 120.9MB in the beginning and 106.3MB in the end (delta: 14.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB.
[2023-11-26 12:06:25,522 INFO L158 Benchmark]: Boogie Procedure Inliner took 104.40ms. Allocated memory is still 155.2MB. Free memory was 106.3MB in the beginning and 97.9MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
[2023-11-26 12:06:25,522 INFO L158 Benchmark]: Boogie Preprocessor took 124.95ms. Allocated memory is still 155.2MB. Free memory was 97.9MB in the beginning and 87.4MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB.
[2023-11-26 12:06:25,523 INFO L158 Benchmark]: RCFGBuilder took 1440.88ms. Allocated memory was 155.2MB in the beginning and 186.6MB in the end (delta: 31.5MB). Free memory was 87.4MB in the beginning and 95.6MB in the end (delta: -8.2MB). Peak memory consumption was 50.1MB. Max. memory is 16.1GB.
[2023-11-26 12:06:25,523 INFO L158 Benchmark]: TraceAbstraction took 11885.05ms. Allocated memory was 186.6MB in the beginning and 270.5MB in the end (delta: 83.9MB). Free memory was 94.5MB in the beginning and 139.3MB in the end (delta: -44.8MB). Peak memory consumption was 38.1MB. Max. memory is 16.1GB.
[2023-11-26 12:06:25,524 INFO L158 Benchmark]: Witness Printer took 210.79ms. Allocated memory is still 270.5MB. Free memory was 139.3MB in the beginning and 126.7MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB.
[2023-11-26 12:06:25,526 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.21ms. Allocated memory is still 121.6MB. Free memory is still 91.4MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 697.26ms. Allocated memory is still 155.2MB. Free memory was 120.9MB in the beginning and 106.3MB in the end (delta: 14.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 104.40ms. Allocated memory is still 155.2MB. Free memory was 106.3MB in the beginning and 97.9MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 124.95ms. Allocated memory is still 155.2MB. Free memory was 97.9MB in the beginning and 87.4MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB.
* RCFGBuilder took 1440.88ms. Allocated memory was 155.2MB in the beginning and 186.6MB in the end (delta: 31.5MB). Free memory was 87.4MB in the beginning and 95.6MB in the end (delta: -8.2MB). Peak memory consumption was 50.1MB. Max. memory is 16.1GB.
* TraceAbstraction took 11885.05ms. Allocated memory was 186.6MB in the beginning and 270.5MB in the end (delta: 83.9MB). Free memory was 94.5MB in the beginning and 139.3MB in the end (delta: -44.8MB). Peak memory consumption was 38.1MB. Max. memory is 16.1GB.
* Witness Printer took 210.79ms. Allocated memory is still 270.5MB. Free memory was 139.3MB in the beginning and 126.7MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. 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
- PositiveResult [Line: 203]: a call to reach_error is unreachable
For all program executions holds that a call to reach_error is unreachable at this location
- StatisticsResult: Ultimate Automizer benchmark data
CFG has 1 procedures, 144 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 11.8s, OverallIterations: 9, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 5.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 715 SdHoareTripleChecker+Valid, 4.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 715 mSDsluCounter, 864 SdHoareTripleChecker+Invalid, 4.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 40 mSDsCounter, 454 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3186 IncrementalHoareTripleChecker+Invalid, 3640 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 454 mSolverCounterUnsat, 824 mSDtfsCounter, 3186 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 564 GetRequests, 544 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1115occurred in iteration=8, InterpolantAutomatonStates: 30, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 9 MinimizatonAttempts, 417 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 1 LocationsWithAnnotation, 1 PreInvPairs, 12 NumberOfFragments, 32 HoareAnnotationTreeSize, 1 FomulaSimplifications, 93 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 1 FomulaSimplificationsInter, 152 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 4.4s InterpolantComputationTime, 1918 NumberOfCodeBlocks, 1918 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 1907 ConstructedInterpolants, 0 QuantifiedInterpolants, 8623 SizeOfPredicates, 0 NumberOfNonLiveVariables, 738 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 11 InterpolantComputations, 9 PerfectInterpolantSequences, 1079/1148 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
- AllSpecificationsHoldResult: All specifications hold
1 specifications checked. All of them hold
- InvariantResult [Line: 592]: Loop Invariant
Derived loop invariant: (((((a19 <= 6) && (14 == a4)) && (a12 == 0)) || (((a19 == 9) && (14 == a4)) && (a12 == 0))) || (((14 == a4) && (a12 == 0)) && !((a10 == 3))))
RESULT: Ultimate proved your program to be correct!
[2023-11-26 12:06:25,545 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd27c18-a659-407b-8fd4-83b6d53b4282/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0
Received shutdown request...
--- End real Ultimate output ---
Execution finished normally
Writing output log to file Ultimate.log
Result:
TRUE