./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label04.c --full-output --architecture 32bit
--------------------------------------------------------------------------------
Checking for ERROR reachability
Using default analysis
Version 0e0057cc
Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02004b63-35b8-4389-b6ef-9931f309a448/bin/uautomizer-verify-VRDe98Ueme/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02004b63-35b8-4389-b6ef-9931f309a448/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_02004b63-35b8-4389-b6ef-9931f309a448/bin/uautomizer-verify-VRDe98Ueme/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02004b63-35b8-4389-b6ef-9931f309a448/bin/uautomizer-verify-VRDe98Ueme/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label04.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02004b63-35b8-4389-b6ef-9931f309a448/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_02004b63-35b8-4389-b6ef-9931f309a448/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 dfc7a2daf16de8ab0ea0e11c62b30033c40981748d5071b1cd9dbc5bcc0c3347
--- Real Ultimate output ---
This is Ultimate 0.2.4-dev-0e0057c
[2023-11-26 10:50:01,896 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2023-11-26 10:50:01,962 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02004b63-35b8-4389-b6ef-9931f309a448/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-32bit-Automizer_Default.epf
[2023-11-26 10:50:01,968 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2023-11-26 10:50:01,968 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2023-11-26 10:50:01,994 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2023-11-26 10:50:01,994 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2023-11-26 10:50:01,995 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2023-11-26 10:50:01,996 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2023-11-26 10:50:01,996 INFO L153 SettingsManager]: * Use memory slicer=true
[2023-11-26 10:50:01,997 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2023-11-26 10:50:01,997 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2023-11-26 10:50:01,998 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2023-11-26 10:50:01,999 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2023-11-26 10:50:01,999 INFO L153 SettingsManager]: * Use SBE=true
[2023-11-26 10:50:02,000 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2023-11-26 10:50:02,001 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2023-11-26 10:50:02,001 INFO L153 SettingsManager]: * sizeof long=4
[2023-11-26 10:50:02,001 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2023-11-26 10:50:02,002 INFO L153 SettingsManager]: * sizeof POINTER=4
[2023-11-26 10:50:02,003 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2023-11-26 10:50:02,004 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2023-11-26 10:50:02,004 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2023-11-26 10:50:02,004 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2023-11-26 10:50:02,005 INFO L153 SettingsManager]: * sizeof long double=12
[2023-11-26 10:50:02,005 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2023-11-26 10:50:02,006 INFO L153 SettingsManager]: * Use constant arrays=true
[2023-11-26 10:50:02,006 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2023-11-26 10:50:02,007 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2023-11-26 10:50:02,007 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2023-11-26 10:50:02,008 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2023-11-26 10:50:02,009 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2023-11-26 10:50:02,009 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2023-11-26 10:50:02,009 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2023-11-26 10:50:02,010 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2023-11-26 10:50:02,010 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2023-11-26 10:50:02,010 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2023-11-26 10:50:02,010 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2023-11-26 10:50:02,011 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2023-11-26 10:50:02,011 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2023-11-26 10:50:02,011 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2023-11-26 10:50:02,011 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2023-11-26 10:50:02,012 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_02004b63-35b8-4389-b6ef-9931f309a448/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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02004b63-35b8-4389-b6ef-9931f309a448/bin/uautomizer-verify-VRDe98Ueme
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dfc7a2daf16de8ab0ea0e11c62b30033c40981748d5071b1cd9dbc5bcc0c3347
[2023-11-26 10:50:02,332 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2023-11-26 10:50:02,364 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2023-11-26 10:50:02,367 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2023-11-26 10:50:02,368 INFO L270 PluginConnector]: Initializing CDTParser...
[2023-11-26 10:50:02,369 INFO L274 PluginConnector]: CDTParser initialized
[2023-11-26 10:50:02,370 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02004b63-35b8-4389-b6ef-9931f309a448/bin/uautomizer-verify-VRDe98Ueme/../../sv-benchmarks/c/eca-rers2012/Problem02_label04.c
[2023-11-26 10:50:05,449 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2023-11-26 10:50:05,832 INFO L384 CDTParser]: Found 1 translation units.
[2023-11-26 10:50:05,833 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02004b63-35b8-4389-b6ef-9931f309a448/sv-benchmarks/c/eca-rers2012/Problem02_label04.c
[2023-11-26 10:50:05,848 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02004b63-35b8-4389-b6ef-9931f309a448/bin/uautomizer-verify-VRDe98Ueme/data/e3ade196a/f49f9b8d28ff4b26aa1679e3d317915a/FLAG2fe7fc543
[2023-11-26 10:50:05,864 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02004b63-35b8-4389-b6ef-9931f309a448/bin/uautomizer-verify-VRDe98Ueme/data/e3ade196a/f49f9b8d28ff4b26aa1679e3d317915a
[2023-11-26 10:50:05,867 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2023-11-26 10:50:05,868 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2023-11-26 10:50:05,870 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2023-11-26 10:50:05,870 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2023-11-26 10:50:05,876 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2023-11-26 10:50:05,877 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 10:50:05" (1/1) ...
[2023-11-26 10:50:05,878 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e9c7dda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:50:05, skipping insertion in model container
[2023-11-26 10:50:05,878 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 10:50:05" (1/1) ...
[2023-11-26 10:50:05,926 INFO L177 MainTranslator]: Built tables and reachable declarations
[2023-11-26 10:50:06,307 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_02004b63-35b8-4389-b6ef-9931f309a448/sv-benchmarks/c/eca-rers2012/Problem02_label04.c[17470,17483]
[2023-11-26 10:50:06,374 INFO L209 PostProcessor]: Analyzing one entry point: main
[2023-11-26 10:50:06,399 INFO L202 MainTranslator]: Completed pre-run
[2023-11-26 10:50:06,563 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_02004b63-35b8-4389-b6ef-9931f309a448/sv-benchmarks/c/eca-rers2012/Problem02_label04.c[17470,17483]
[2023-11-26 10:50:06,592 INFO L209 PostProcessor]: Analyzing one entry point: main
[2023-11-26 10:50:06,612 INFO L206 MainTranslator]: Completed translation
[2023-11-26 10:50:06,613 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:50:06 WrapperNode
[2023-11-26 10:50:06,613 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2023-11-26 10:50:06,615 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2023-11-26 10:50:06,615 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2023-11-26 10:50:06,615 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2023-11-26 10:50:06,622 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:50:06" (1/1) ...
[2023-11-26 10:50:06,642 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:50:06" (1/1) ...
[2023-11-26 10:50:06,711 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 669
[2023-11-26 10:50:06,712 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2023-11-26 10:50:06,717 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2023-11-26 10:50:06,717 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2023-11-26 10:50:06,717 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2023-11-26 10:50:06,730 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:50:06" (1/1) ...
[2023-11-26 10:50:06,730 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:50:06" (1/1) ...
[2023-11-26 10:50:06,752 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:50:06" (1/1) ...
[2023-11-26 10:50:06,783 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 10:50:06,799 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:50:06" (1/1) ...
[2023-11-26 10:50:06,800 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:50:06" (1/1) ...
[2023-11-26 10:50:06,838 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:50:06" (1/1) ...
[2023-11-26 10:50:06,880 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:50:06" (1/1) ...
[2023-11-26 10:50:06,889 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:50:06" (1/1) ...
[2023-11-26 10:50:06,893 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:50:06" (1/1) ...
[2023-11-26 10:50:06,903 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2023-11-26 10:50:06,904 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2023-11-26 10:50:06,904 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2023-11-26 10:50:06,904 INFO L274 PluginConnector]: RCFGBuilder initialized
[2023-11-26 10:50:06,905 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:50:06" (1/1) ...
[2023-11-26 10:50:06,916 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2023-11-26 10:50:06,958 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02004b63-35b8-4389-b6ef-9931f309a448/bin/uautomizer-verify-VRDe98Ueme/z3
[2023-11-26 10:50:06,979 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02004b63-35b8-4389-b6ef-9931f309a448/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null)
[2023-11-26 10:50:07,012 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02004b63-35b8-4389-b6ef-9931f309a448/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process
[2023-11-26 10:50:07,029 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2023-11-26 10:50:07,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0
[2023-11-26 10:50:07,031 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2023-11-26 10:50:07,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2023-11-26 10:50:07,128 INFO L241 CfgBuilder]: Building ICFG
[2023-11-26 10:50:07,134 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation
[2023-11-26 10:50:08,425 INFO L282 CfgBuilder]: Performing block encoding
[2023-11-26 10:50:08,496 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2023-11-26 10:50:08,497 INFO L309 CfgBuilder]: Removed 1 assume(true) statements.
[2023-11-26 10:50:08,499 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 10:50:08 BoogieIcfgContainer
[2023-11-26 10:50:08,499 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2023-11-26 10:50:08,504 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2023-11-26 10:50:08,504 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2023-11-26 10:50:08,508 INFO L274 PluginConnector]: TraceAbstraction initialized
[2023-11-26 10:50:08,508 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 10:50:05" (1/3) ...
[2023-11-26 10:50:08,509 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@76135c13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 10:50:08, skipping insertion in model container
[2023-11-26 10:50:08,509 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:50:06" (2/3) ...
[2023-11-26 10:50:08,511 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@76135c13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 10:50:08, skipping insertion in model container
[2023-11-26 10:50:08,512 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 10:50:08" (3/3) ...
[2023-11-26 10:50:08,513 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem02_label04.c
[2023-11-26 10:50:08,532 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2023-11-26 10:50:08,533 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations.
[2023-11-26 10:50:08,600 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2023-11-26 10:50:08,609 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;@1484d7d4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2023-11-26 10:50:08,609 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2023-11-26 10:50:08,617 INFO L276 IsEmpty]: Start isEmpty. Operand has 165 states, 163 states have (on average 1.9202453987730062) internal successors, (313), 164 states have internal predecessors, (313), 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 10:50:08,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106
[2023-11-26 10:50:08,636 INFO L187 NwaCegarLoop]: Found error trace
[2023-11-26 10:50:08,637 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:50:08,638 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2023-11-26 10:50:08,646 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-26 10:50:08,646 INFO L85 PathProgramCache]: Analyzing trace with hash -1583578648, now seen corresponding path program 1 times
[2023-11-26 10:50:08,657 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-26 10:50:08,657 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1688367431]
[2023-11-26 10:50:08,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-26 10:50:08,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-26 10:50:08,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 10:50:09,075 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 10:50:09,075 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-26 10:50:09,076 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1688367431]
[2023-11-26 10:50:09,077 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1688367431] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-26 10:50:09,077 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-26 10:50:09,077 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2023-11-26 10:50:09,079 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [851190566]
[2023-11-26 10:50:09,085 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-26 10:50:09,090 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states
[2023-11-26 10:50:09,093 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-26 10:50:09,132 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2023-11-26 10:50:09,133 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2023-11-26 10:50:09,136 INFO L87 Difference]: Start difference. First operand has 165 states, 163 states have (on average 1.9202453987730062) internal successors, (313), 164 states have internal predecessors, (313), 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 52.5) internal successors, (105), 2 states have internal predecessors, (105), 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 10:50:09,200 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-11-26 10:50:09,200 INFO L93 Difference]: Finished difference Result 329 states and 625 transitions.
[2023-11-26 10:50:09,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2023-11-26 10:50:09,203 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 52.5) internal successors, (105), 2 states have internal predecessors, (105), 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 105
[2023-11-26 10:50:09,204 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2023-11-26 10:50:09,214 INFO L225 Difference]: With dead ends: 329
[2023-11-26 10:50:09,215 INFO L226 Difference]: Without dead ends: 163
[2023-11-26 10:50:09,218 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 10:50:09,222 INFO L413 NwaCegarLoop]: 248 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, 248 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 10:50:09,223 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 248 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2023-11-26 10:50:09,239 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 163 states.
[2023-11-26 10:50:09,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 163 to 163.
[2023-11-26 10:50:09,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 163 states, 162 states have (on average 1.5308641975308641) internal successors, (248), 162 states have internal predecessors, (248), 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 10:50:09,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 163 states and 248 transitions.
[2023-11-26 10:50:09,268 INFO L78 Accepts]: Start accepts. Automaton has 163 states and 248 transitions. Word has length 105
[2023-11-26 10:50:09,268 INFO L84 Accepts]: Finished accepts. word is rejected.
[2023-11-26 10:50:09,269 INFO L495 AbstractCegarLoop]: Abstraction has 163 states and 248 transitions.
[2023-11-26 10:50:09,269 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 52.5) internal successors, (105), 2 states have internal predecessors, (105), 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 10:50:09,269 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 248 transitions.
[2023-11-26 10:50:09,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106
[2023-11-26 10:50:09,272 INFO L187 NwaCegarLoop]: Found error trace
[2023-11-26 10:50:09,272 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:50:09,272 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2023-11-26 10:50:09,273 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2023-11-26 10:50:09,273 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-26 10:50:09,273 INFO L85 PathProgramCache]: Analyzing trace with hash -392867995, now seen corresponding path program 1 times
[2023-11-26 10:50:09,274 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-26 10:50:09,274 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2068901066]
[2023-11-26 10:50:09,274 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-26 10:50:09,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-26 10:50:09,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 10:50:09,561 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 10:50:09,567 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-26 10:50:09,567 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2068901066]
[2023-11-26 10:50:09,567 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2068901066] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-26 10:50:09,567 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-26 10:50:09,568 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2023-11-26 10:50:09,568 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [779759369]
[2023-11-26 10:50:09,568 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-26 10:50:09,569 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2023-11-26 10:50:09,569 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-26 10:50:09,570 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2023-11-26 10:50:09,570 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2023-11-26 10:50:09,570 INFO L87 Difference]: Start difference. First operand 163 states and 248 transitions. Second operand has 3 states, 3 states have (on average 35.0) internal successors, (105), 2 states have internal predecessors, (105), 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 10:50:10,201 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-11-26 10:50:10,201 INFO L93 Difference]: Finished difference Result 470 states and 719 transitions.
[2023-11-26 10:50:10,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2023-11-26 10:50:10,202 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 35.0) internal successors, (105), 2 states have internal predecessors, (105), 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 105
[2023-11-26 10:50:10,203 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2023-11-26 10:50:10,206 INFO L225 Difference]: With dead ends: 470
[2023-11-26 10:50:10,206 INFO L226 Difference]: Without dead ends: 308
[2023-11-26 10:50:10,208 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 10:50:10,209 INFO L413 NwaCegarLoop]: 98 mSDtfsCounter, 44 mSDsluCounter, 18 mSDsCounter, 0 mSdLazyCounter, 363 mSolverCounterSat, 82 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 44 SdHoareTripleChecker+Valid, 116 SdHoareTripleChecker+Invalid, 445 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 82 IncrementalHoareTripleChecker+Valid, 363 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time
[2023-11-26 10:50:10,210 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [44 Valid, 116 Invalid, 445 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [82 Valid, 363 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time]
[2023-11-26 10:50:10,212 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 308 states.
[2023-11-26 10:50:10,264 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 308 to 306.
[2023-11-26 10:50:10,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 306 states, 305 states have (on average 1.3311475409836067) internal successors, (406), 305 states have internal predecessors, (406), 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 10:50:10,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 306 states and 406 transitions.
[2023-11-26 10:50:10,267 INFO L78 Accepts]: Start accepts. Automaton has 306 states and 406 transitions. Word has length 105
[2023-11-26 10:50:10,268 INFO L84 Accepts]: Finished accepts. word is rejected.
[2023-11-26 10:50:10,268 INFO L495 AbstractCegarLoop]: Abstraction has 306 states and 406 transitions.
[2023-11-26 10:50:10,268 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 35.0) internal successors, (105), 2 states have internal predecessors, (105), 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 10:50:10,269 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 406 transitions.
[2023-11-26 10:50:10,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111
[2023-11-26 10:50:10,277 INFO L187 NwaCegarLoop]: Found error trace
[2023-11-26 10:50:10,278 INFO L195 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:50:10,278 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2023-11-26 10:50:10,278 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2023-11-26 10:50:10,289 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-26 10:50:10,290 INFO L85 PathProgramCache]: Analyzing trace with hash 770218816, now seen corresponding path program 1 times
[2023-11-26 10:50:10,290 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-26 10:50:10,290 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1940965933]
[2023-11-26 10:50:10,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-26 10:50:10,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-26 10:50:10,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 10:50:10,567 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-26 10:50:10,567 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-26 10:50:10,567 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1940965933]
[2023-11-26 10:50:10,568 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1940965933] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-26 10:50:10,568 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-26 10:50:10,568 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2023-11-26 10:50:10,568 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [921617946]
[2023-11-26 10:50:10,569 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-26 10:50:10,569 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2023-11-26 10:50:10,570 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-26 10:50:10,570 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2023-11-26 10:50:10,571 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2023-11-26 10:50:10,571 INFO L87 Difference]: Start difference. First operand 306 states and 406 transitions. Second operand has 3 states, 3 states have (on average 36.666666666666664) internal successors, (110), 3 states have internal predecessors, (110), 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 10:50:11,139 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-11-26 10:50:11,140 INFO L93 Difference]: Finished difference Result 757 states and 1033 transitions.
[2023-11-26 10:50:11,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2023-11-26 10:50:11,140 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 36.666666666666664) internal successors, (110), 3 states have internal predecessors, (110), 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 110
[2023-11-26 10:50:11,141 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2023-11-26 10:50:11,144 INFO L225 Difference]: With dead ends: 757
[2023-11-26 10:50:11,144 INFO L226 Difference]: Without dead ends: 452
[2023-11-26 10:50:11,146 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 10:50:11,148 INFO L413 NwaCegarLoop]: 228 mSDtfsCounter, 58 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 355 mSolverCounterSat, 91 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 58 SdHoareTripleChecker+Valid, 245 SdHoareTripleChecker+Invalid, 446 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 91 IncrementalHoareTripleChecker+Valid, 355 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time
[2023-11-26 10:50:11,149 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [58 Valid, 245 Invalid, 446 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [91 Valid, 355 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time]
[2023-11-26 10:50:11,150 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 452 states.
[2023-11-26 10:50:11,192 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 452 to 452.
[2023-11-26 10:50:11,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 452 states, 451 states have (on average 1.2793791574279378) internal successors, (577), 451 states have internal predecessors, (577), 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 10:50:11,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 452 states and 577 transitions.
[2023-11-26 10:50:11,196 INFO L78 Accepts]: Start accepts. Automaton has 452 states and 577 transitions. Word has length 110
[2023-11-26 10:50:11,196 INFO L84 Accepts]: Finished accepts. word is rejected.
[2023-11-26 10:50:11,197 INFO L495 AbstractCegarLoop]: Abstraction has 452 states and 577 transitions.
[2023-11-26 10:50:11,197 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 36.666666666666664) internal successors, (110), 3 states have internal predecessors, (110), 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 10:50:11,197 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 577 transitions.
[2023-11-26 10:50:11,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123
[2023-11-26 10:50:11,201 INFO L187 NwaCegarLoop]: Found error trace
[2023-11-26 10:50:11,201 INFO L195 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:50:11,201 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2023-11-26 10:50:11,202 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2023-11-26 10:50:11,202 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-26 10:50:11,203 INFO L85 PathProgramCache]: Analyzing trace with hash -652785723, now seen corresponding path program 1 times
[2023-11-26 10:50:11,203 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-26 10:50:11,203 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [213941070]
[2023-11-26 10:50:11,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-26 10:50:11,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-26 10:50:11,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 10:50:11,395 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-26 10:50:11,396 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-26 10:50:11,396 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [213941070]
[2023-11-26 10:50:11,396 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [213941070] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-26 10:50:11,397 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-26 10:50:11,397 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2023-11-26 10:50:11,398 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1035861149]
[2023-11-26 10:50:11,398 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-26 10:50:11,400 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2023-11-26 10:50:11,400 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-26 10:50:11,401 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2023-11-26 10:50:11,401 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2023-11-26 10:50:11,402 INFO L87 Difference]: Start difference. First operand 452 states and 577 transitions. Second operand has 3 states, 3 states have (on average 40.666666666666664) internal successors, (122), 2 states have internal predecessors, (122), 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 10:50:11,965 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-11-26 10:50:11,966 INFO L93 Difference]: Finished difference Result 1324 states and 1690 transitions.
[2023-11-26 10:50:11,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2023-11-26 10:50:11,966 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 40.666666666666664) internal successors, (122), 2 states have internal predecessors, (122), 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 122
[2023-11-26 10:50:11,967 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2023-11-26 10:50:11,972 INFO L225 Difference]: With dead ends: 1324
[2023-11-26 10:50:11,972 INFO L226 Difference]: Without dead ends: 873
[2023-11-26 10:50:11,973 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 10:50:11,975 INFO L413 NwaCegarLoop]: 61 mSDtfsCounter, 185 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 349 mSolverCounterSat, 86 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 185 SdHoareTripleChecker+Valid, 77 SdHoareTripleChecker+Invalid, 435 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 86 IncrementalHoareTripleChecker+Valid, 349 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time
[2023-11-26 10:50:11,976 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [185 Valid, 77 Invalid, 435 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [86 Valid, 349 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time]
[2023-11-26 10:50:11,977 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 873 states.
[2023-11-26 10:50:11,996 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 873 to 873.
[2023-11-26 10:50:11,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 873 states, 872 states have (on average 1.2305045871559632) internal successors, (1073), 872 states have internal predecessors, (1073), 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 10:50:12,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 873 states to 873 states and 1073 transitions.
[2023-11-26 10:50:12,002 INFO L78 Accepts]: Start accepts. Automaton has 873 states and 1073 transitions. Word has length 122
[2023-11-26 10:50:12,002 INFO L84 Accepts]: Finished accepts. word is rejected.
[2023-11-26 10:50:12,003 INFO L495 AbstractCegarLoop]: Abstraction has 873 states and 1073 transitions.
[2023-11-26 10:50:12,003 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 40.666666666666664) internal successors, (122), 2 states have internal predecessors, (122), 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 10:50:12,003 INFO L276 IsEmpty]: Start isEmpty. Operand 873 states and 1073 transitions.
[2023-11-26 10:50:12,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136
[2023-11-26 10:50:12,006 INFO L187 NwaCegarLoop]: Found error trace
[2023-11-26 10:50:12,006 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:50:12,007 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2023-11-26 10:50:12,007 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2023-11-26 10:50:12,007 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-26 10:50:12,008 INFO L85 PathProgramCache]: Analyzing trace with hash 1902855112, now seen corresponding path program 1 times
[2023-11-26 10:50:12,008 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-26 10:50:12,008 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2074477288]
[2023-11-26 10:50:12,008 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-26 10:50:12,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-26 10:50:12,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 10:50:12,181 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-26 10:50:12,181 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-26 10:50:12,182 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2074477288]
[2023-11-26 10:50:12,182 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2074477288] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-26 10:50:12,182 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-26 10:50:12,182 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2023-11-26 10:50:12,183 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [475294925]
[2023-11-26 10:50:12,183 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-26 10:50:12,184 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2023-11-26 10:50:12,184 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-26 10:50:12,184 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2023-11-26 10:50:12,185 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2023-11-26 10:50:12,185 INFO L87 Difference]: Start difference. First operand 873 states and 1073 transitions. Second operand has 3 states, 3 states have (on average 45.0) internal successors, (135), 3 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 10:50:12,796 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-11-26 10:50:12,796 INFO L93 Difference]: Finished difference Result 2593 states and 3191 transitions.
[2023-11-26 10:50:12,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2023-11-26 10:50:12,797 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 45.0) internal successors, (135), 3 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 10:50:12,797 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2023-11-26 10:50:12,807 INFO L225 Difference]: With dead ends: 2593
[2023-11-26 10:50:12,807 INFO L226 Difference]: Without dead ends: 1721
[2023-11-26 10:50:12,809 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 10:50:12,810 INFO L413 NwaCegarLoop]: 262 mSDtfsCounter, 57 mSDsluCounter, 25 mSDsCounter, 0 mSdLazyCounter, 358 mSolverCounterSat, 75 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 57 SdHoareTripleChecker+Valid, 287 SdHoareTripleChecker+Invalid, 433 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 75 IncrementalHoareTripleChecker+Valid, 358 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time
[2023-11-26 10:50:12,811 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [57 Valid, 287 Invalid, 433 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [75 Valid, 358 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time]
[2023-11-26 10:50:12,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1721 states.
[2023-11-26 10:50:12,843 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1721 to 1715.
[2023-11-26 10:50:12,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1715 states, 1714 states have (on average 1.1901983663943991) internal successors, (2040), 1714 states have internal predecessors, (2040), 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 10:50:12,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1715 states to 1715 states and 2040 transitions.
[2023-11-26 10:50:12,854 INFO L78 Accepts]: Start accepts. Automaton has 1715 states and 2040 transitions. Word has length 135
[2023-11-26 10:50:12,855 INFO L84 Accepts]: Finished accepts. word is rejected.
[2023-11-26 10:50:12,855 INFO L495 AbstractCegarLoop]: Abstraction has 1715 states and 2040 transitions.
[2023-11-26 10:50:12,855 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 45.0) internal successors, (135), 3 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 10:50:12,856 INFO L276 IsEmpty]: Start isEmpty. Operand 1715 states and 2040 transitions.
[2023-11-26 10:50:12,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152
[2023-11-26 10:50:12,860 INFO L187 NwaCegarLoop]: Found error trace
[2023-11-26 10:50:12,860 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:50:12,861 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4
[2023-11-26 10:50:12,861 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2023-11-26 10:50:12,862 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-26 10:50:12,862 INFO L85 PathProgramCache]: Analyzing trace with hash 637366008, now seen corresponding path program 1 times
[2023-11-26 10:50:12,862 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-26 10:50:12,862 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1073159194]
[2023-11-26 10:50:12,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-26 10:50:12,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-26 10:50:12,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 10:50:13,031 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked.
[2023-11-26 10:50:13,031 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-26 10:50:13,031 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1073159194]
[2023-11-26 10:50:13,032 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1073159194] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-26 10:50:13,032 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-26 10:50:13,032 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2023-11-26 10:50:13,032 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1552111221]
[2023-11-26 10:50:13,033 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-26 10:50:13,033 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2023-11-26 10:50:13,033 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-26 10:50:13,034 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2023-11-26 10:50:13,034 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2023-11-26 10:50:13,035 INFO L87 Difference]: Start difference. First operand 1715 states and 2040 transitions. Second operand has 3 states, 3 states have (on average 45.666666666666664) internal successors, (137), 3 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 10:50:13,564 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-11-26 10:50:13,564 INFO L93 Difference]: Finished difference Result 3851 states and 4553 transitions.
[2023-11-26 10:50:13,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2023-11-26 10:50:13,565 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 45.666666666666664) internal successors, (137), 3 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 151
[2023-11-26 10:50:13,566 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2023-11-26 10:50:13,578 INFO L225 Difference]: With dead ends: 3851
[2023-11-26 10:50:13,581 INFO L226 Difference]: Without dead ends: 1855
[2023-11-26 10:50:13,584 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 10:50:13,588 INFO L413 NwaCegarLoop]: 57 mSDtfsCounter, 157 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 354 mSolverCounterSat, 70 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 157 SdHoareTripleChecker+Valid, 64 SdHoareTripleChecker+Invalid, 424 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 70 IncrementalHoareTripleChecker+Valid, 354 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time
[2023-11-26 10:50:13,592 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [157 Valid, 64 Invalid, 424 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [70 Valid, 354 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time]
[2023-11-26 10:50:13,597 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1855 states.
[2023-11-26 10:50:13,629 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1855 to 1853.
[2023-11-26 10:50:13,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1853 states, 1852 states have (on average 1.1198704103671706) internal successors, (2074), 1852 states have internal predecessors, (2074), 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 10:50:13,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1853 states to 1853 states and 2074 transitions.
[2023-11-26 10:50:13,640 INFO L78 Accepts]: Start accepts. Automaton has 1853 states and 2074 transitions. Word has length 151
[2023-11-26 10:50:13,646 INFO L84 Accepts]: Finished accepts. word is rejected.
[2023-11-26 10:50:13,647 INFO L495 AbstractCegarLoop]: Abstraction has 1853 states and 2074 transitions.
[2023-11-26 10:50:13,647 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 45.666666666666664) internal successors, (137), 3 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 10:50:13,647 INFO L276 IsEmpty]: Start isEmpty. Operand 1853 states and 2074 transitions.
[2023-11-26 10:50:13,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153
[2023-11-26 10:50:13,651 INFO L187 NwaCegarLoop]: Found error trace
[2023-11-26 10:50:13,652 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:50:13,652 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5
[2023-11-26 10:50:13,652 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2023-11-26 10:50:13,653 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-26 10:50:13,653 INFO L85 PathProgramCache]: Analyzing trace with hash 1356132688, now seen corresponding path program 1 times
[2023-11-26 10:50:13,653 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-26 10:50:13,654 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2064446564]
[2023-11-26 10:50:13,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-26 10:50:13,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-26 10:50:13,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 10:50:13,837 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-26 10:50:13,838 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-26 10:50:13,838 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2064446564]
[2023-11-26 10:50:13,838 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2064446564] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-26 10:50:13,839 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-26 10:50:13,839 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2023-11-26 10:50:13,839 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [217507398]
[2023-11-26 10:50:13,839 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-26 10:50:13,840 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2023-11-26 10:50:13,840 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-26 10:50:13,841 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2023-11-26 10:50:13,841 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2023-11-26 10:50:13,842 INFO L87 Difference]: Start difference. First operand 1853 states and 2074 transitions. Second operand has 3 states, 3 states have (on average 50.666666666666664) internal successors, (152), 3 states have internal predecessors, (152), 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 10:50:14,372 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-11-26 10:50:14,372 INFO L93 Difference]: Finished difference Result 4403 states and 4919 transitions.
[2023-11-26 10:50:14,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2023-11-26 10:50:14,373 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 50.666666666666664) internal successors, (152), 3 states have internal predecessors, (152), 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 152
[2023-11-26 10:50:14,374 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2023-11-26 10:50:14,386 INFO L225 Difference]: With dead ends: 4403
[2023-11-26 10:50:14,386 INFO L226 Difference]: Without dead ends: 2411
[2023-11-26 10:50:14,389 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 10:50:14,390 INFO L413 NwaCegarLoop]: 59 mSDtfsCounter, 73 mSDsluCounter, 9 mSDsCounter, 0 mSdLazyCounter, 346 mSolverCounterSat, 57 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 73 SdHoareTripleChecker+Valid, 68 SdHoareTripleChecker+Invalid, 403 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 346 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time
[2023-11-26 10:50:14,390 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [73 Valid, 68 Invalid, 403 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 346 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time]
[2023-11-26 10:50:14,394 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2411 states.
[2023-11-26 10:50:14,433 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2411 to 2271.
[2023-11-26 10:50:14,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2271 states, 2270 states have (on average 1.0951541850220263) internal successors, (2486), 2270 states have internal predecessors, (2486), 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 10:50:14,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2271 states to 2271 states and 2486 transitions.
[2023-11-26 10:50:14,444 INFO L78 Accepts]: Start accepts. Automaton has 2271 states and 2486 transitions. Word has length 152
[2023-11-26 10:50:14,445 INFO L84 Accepts]: Finished accepts. word is rejected.
[2023-11-26 10:50:14,445 INFO L495 AbstractCegarLoop]: Abstraction has 2271 states and 2486 transitions.
[2023-11-26 10:50:14,445 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 50.666666666666664) internal successors, (152), 3 states have internal predecessors, (152), 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 10:50:14,445 INFO L276 IsEmpty]: Start isEmpty. Operand 2271 states and 2486 transitions.
[2023-11-26 10:50:14,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165
[2023-11-26 10:50:14,450 INFO L187 NwaCegarLoop]: Found error trace
[2023-11-26 10:50:14,451 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:50:14,451 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6
[2023-11-26 10:50:14,451 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2023-11-26 10:50:14,452 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-26 10:50:14,452 INFO L85 PathProgramCache]: Analyzing trace with hash -2089620679, now seen corresponding path program 1 times
[2023-11-26 10:50:14,452 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-26 10:50:14,452 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [526311755]
[2023-11-26 10:50:14,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-26 10:50:14,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-26 10:50:14,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 10:50:14,609 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked.
[2023-11-26 10:50:14,609 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-26 10:50:14,610 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [526311755]
[2023-11-26 10:50:14,610 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [526311755] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-26 10:50:14,610 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-26 10:50:14,610 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2023-11-26 10:50:14,610 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1013283824]
[2023-11-26 10:50:14,611 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-26 10:50:14,611 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2023-11-26 10:50:14,611 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-26 10:50:14,612 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2023-11-26 10:50:14,612 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2023-11-26 10:50:14,612 INFO L87 Difference]: Start difference. First operand 2271 states and 2486 transitions. Second operand has 3 states, 3 states have (on average 46.0) internal successors, (138), 2 states have internal predecessors, (138), 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 10:50:14,895 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-11-26 10:50:14,896 INFO L93 Difference]: Finished difference Result 4247 states and 4653 transitions.
[2023-11-26 10:50:14,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2023-11-26 10:50:14,897 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 46.0) internal successors, (138), 2 states have internal predecessors, (138), 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 164
[2023-11-26 10:50:14,897 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2023-11-26 10:50:14,907 INFO L225 Difference]: With dead ends: 4247
[2023-11-26 10:50:14,907 INFO L226 Difference]: Without dead ends: 1835
[2023-11-26 10:50:14,910 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 10:50:14,911 INFO L413 NwaCegarLoop]: 16 mSDtfsCounter, 154 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 176 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 154 SdHoareTripleChecker+Valid, 16 SdHoareTripleChecker+Invalid, 196 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 176 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time
[2023-11-26 10:50:14,912 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [154 Valid, 16 Invalid, 196 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 176 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time]
[2023-11-26 10:50:14,915 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1835 states.
[2023-11-26 10:50:14,950 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1835 to 1555.
[2023-11-26 10:50:14,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1555 states, 1554 states have (on average 1.0772200772200773) internal successors, (1674), 1554 states have internal predecessors, (1674), 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 10:50:14,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1555 states to 1555 states and 1674 transitions.
[2023-11-26 10:50:14,959 INFO L78 Accepts]: Start accepts. Automaton has 1555 states and 1674 transitions. Word has length 164
[2023-11-26 10:50:14,959 INFO L84 Accepts]: Finished accepts. word is rejected.
[2023-11-26 10:50:14,960 INFO L495 AbstractCegarLoop]: Abstraction has 1555 states and 1674 transitions.
[2023-11-26 10:50:14,960 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 46.0) internal successors, (138), 2 states have internal predecessors, (138), 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 10:50:14,960 INFO L276 IsEmpty]: Start isEmpty. Operand 1555 states and 1674 transitions.
[2023-11-26 10:50:14,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180
[2023-11-26 10:50:14,965 INFO L187 NwaCegarLoop]: Found error trace
[2023-11-26 10:50:14,966 INFO L195 NwaCegarLoop]: trace histogram [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, 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]
[2023-11-26 10:50:14,966 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7
[2023-11-26 10:50:14,967 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2023-11-26 10:50:14,967 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-26 10:50:14,967 INFO L85 PathProgramCache]: Analyzing trace with hash 1614106237, now seen corresponding path program 1 times
[2023-11-26 10:50:14,968 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-26 10:50:14,968 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1221351981]
[2023-11-26 10:50:14,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-26 10:50:14,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-26 10:50:15,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 10:50:15,506 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 65 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-26 10:50:15,506 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-26 10:50:15,507 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1221351981]
[2023-11-26 10:50:15,507 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1221351981] provided 0 perfect and 1 imperfect interpolant sequences
[2023-11-26 10:50:15,507 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1051869099]
[2023-11-26 10:50:15,507 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-26 10:50:15,507 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2023-11-26 10:50:15,508 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02004b63-35b8-4389-b6ef-9931f309a448/bin/uautomizer-verify-VRDe98Ueme/z3
[2023-11-26 10:50:15,515 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02004b63-35b8-4389-b6ef-9931f309a448/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2023-11-26 10:50:15,562 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02004b63-35b8-4389-b6ef-9931f309a448/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process
[2023-11-26 10:50:15,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-26 10:50:15,676 INFO L262 TraceCheckSpWp]: Trace formula consists of 303 conjuncts, 2 conjunts are in the unsatisfiable core
[2023-11-26 10:50:15,693 INFO L285 TraceCheckSpWp]: Computing forward predicates...
[2023-11-26 10:50:15,974 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked.
[2023-11-26 10:50:15,976 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2023-11-26 10:50:15,976 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1051869099] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-26 10:50:15,977 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences.
[2023-11-26 10:50:15,977 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5
[2023-11-26 10:50:15,977 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [188088990]
[2023-11-26 10:50:15,978 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-26 10:50:15,978 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2023-11-26 10:50:15,978 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-26 10:50:15,979 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2023-11-26 10:50:15,980 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30
[2023-11-26 10:50:15,981 INFO L87 Difference]: Start difference. First operand 1555 states and 1674 transitions. Second operand has 3 states, 3 states have (on average 36.0) internal successors, (108), 2 states have internal predecessors, (108), 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 10:50:16,439 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-11-26 10:50:16,440 INFO L93 Difference]: Finished difference Result 2966 states and 3201 transitions.
[2023-11-26 10:50:16,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2023-11-26 10:50:16,440 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 36.0) internal successors, (108), 2 states have internal predecessors, (108), 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 179
[2023-11-26 10:50:16,441 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2023-11-26 10:50:16,441 INFO L225 Difference]: With dead ends: 2966
[2023-11-26 10:50:16,441 INFO L226 Difference]: Without dead ends: 0
[2023-11-26 10:50:16,444 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 182 GetRequests, 178 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30
[2023-11-26 10:50:16,447 INFO L413 NwaCegarLoop]: 21 mSDtfsCounter, 67 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 310 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 67 SdHoareTripleChecker+Valid, 25 SdHoareTripleChecker+Invalid, 329 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 310 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time
[2023-11-26 10:50:16,447 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [67 Valid, 25 Invalid, 329 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 310 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time]
[2023-11-26 10:50:16,448 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states.
[2023-11-26 10:50:16,448 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0.
[2023-11-26 10:50:16,448 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 10:50:16,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions.
[2023-11-26 10:50:16,449 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 179
[2023-11-26 10:50:16,449 INFO L84 Accepts]: Finished accepts. word is rejected.
[2023-11-26 10:50:16,449 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions.
[2023-11-26 10:50:16,449 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 36.0) internal successors, (108), 2 states have internal predecessors, (108), 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 10:50:16,450 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions.
[2023-11-26 10:50:16,450 INFO L282 IsEmpty]: Finished isEmpty. No accepting run.
[2023-11-26 10:50:16,452 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining)
[2023-11-26 10:50:16,465 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02004b63-35b8-4389-b6ef-9931f309a448/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0
[2023-11-26 10:50:16,659 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02004b63-35b8-4389-b6ef-9931f309a448/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2023-11-26 10:50:16,662 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.
[2023-11-26 10:50:16,865 INFO L899 garLoopResultBuilder]: For program point L565-1(lines 39 608) no Hoare annotation was computed.
[2023-11-26 10:50:16,865 INFO L899 garLoopResultBuilder]: For program point L499-1(lines 39 608) no Hoare annotation was computed.
[2023-11-26 10:50:16,865 INFO L899 garLoopResultBuilder]: For program point L433-1(lines 39 608) no Hoare annotation was computed.
[2023-11-26 10:50:16,865 INFO L899 garLoopResultBuilder]: For program point L301(lines 301 423) no Hoare annotation was computed.
[2023-11-26 10:50:16,866 INFO L899 garLoopResultBuilder]: For program point L235(lines 235 423) no Hoare annotation was computed.
[2023-11-26 10:50:16,866 INFO L899 garLoopResultBuilder]: For program point L169(lines 169 423) no Hoare annotation was computed.
[2023-11-26 10:50:16,866 INFO L899 garLoopResultBuilder]: For program point L500(line 500) no Hoare annotation was computed.
[2023-11-26 10:50:16,866 INFO L899 garLoopResultBuilder]: For program point L303(lines 303 423) no Hoare annotation was computed.
[2023-11-26 10:50:16,866 INFO L899 garLoopResultBuilder]: For program point L105(lines 105 423) no Hoare annotation was computed.
[2023-11-26 10:50:16,866 INFO L899 garLoopResultBuilder]: For program point L568-1(lines 39 608) no Hoare annotation was computed.
[2023-11-26 10:50:16,867 INFO L899 garLoopResultBuilder]: For program point L502-1(lines 39 608) no Hoare annotation was computed.
[2023-11-26 10:50:16,867 INFO L899 garLoopResultBuilder]: For program point L436-1(lines 39 608) no Hoare annotation was computed.
[2023-11-26 10:50:16,867 INFO L899 garLoopResultBuilder]: For program point L40(lines 40 423) no Hoare annotation was computed.
[2023-11-26 10:50:16,867 INFO L899 garLoopResultBuilder]: For program point L371(lines 371 423) no Hoare annotation was computed.
[2023-11-26 10:50:16,867 INFO L899 garLoopResultBuilder]: For program point L571-1(lines 39 608) no Hoare annotation was computed.
[2023-11-26 10:50:16,867 INFO L899 garLoopResultBuilder]: For program point L505-1(lines 39 608) no Hoare annotation was computed.
[2023-11-26 10:50:16,868 INFO L899 garLoopResultBuilder]: For program point L439-1(lines 39 608) no Hoare annotation was computed.
[2023-11-26 10:50:16,868 INFO L899 garLoopResultBuilder]: For program point L307(lines 307 423) no Hoare annotation was computed.
[2023-11-26 10:50:16,868 INFO L899 garLoopResultBuilder]: For program point L175(lines 175 423) no Hoare annotation was computed.
[2023-11-26 10:50:16,868 INFO L899 garLoopResultBuilder]: For program point L109(lines 109 423) no Hoare annotation was computed.
[2023-11-26 10:50:16,868 INFO L899 garLoopResultBuilder]: For program point L308(lines 308 317) no Hoare annotation was computed.
[2023-11-26 10:50:16,868 INFO L899 garLoopResultBuilder]: For program point L242(lines 242 423) no Hoare annotation was computed.
[2023-11-26 10:50:16,868 INFO L899 garLoopResultBuilder]: For program point L308-2(lines 308 317) no Hoare annotation was computed.
[2023-11-26 10:50:16,869 INFO L899 garLoopResultBuilder]: For program point L45(lines 45 423) no Hoare annotation was computed.
[2023-11-26 10:50:16,869 INFO L899 garLoopResultBuilder]: For program point L574-1(lines 39 608) no Hoare annotation was computed.
[2023-11-26 10:50:16,869 INFO L899 garLoopResultBuilder]: For program point L508-1(lines 39 608) no Hoare annotation was computed.
[2023-11-26 10:50:16,869 INFO L899 garLoopResultBuilder]: For program point L442-1(lines 39 608) no Hoare annotation was computed.
[2023-11-26 10:50:16,869 INFO L899 garLoopResultBuilder]: For program point L244(lines 244 423) no Hoare annotation was computed.
[2023-11-26 10:50:16,869 INFO L899 garLoopResultBuilder]: For program point L179(lines 179 423) no Hoare annotation was computed.
[2023-11-26 10:50:16,870 INFO L899 garLoopResultBuilder]: For program point L378(lines 378 423) no Hoare annotation was computed.
[2023-11-26 10:50:16,870 INFO L899 garLoopResultBuilder]: For program point L48(lines 48 423) no Hoare annotation was computed.
[2023-11-26 10:50:16,870 INFO L899 garLoopResultBuilder]: For program point L577-1(lines 39 608) no Hoare annotation was computed.
[2023-11-26 10:50:16,870 INFO L899 garLoopResultBuilder]: For program point L511-1(lines 39 608) no Hoare annotation was computed.
[2023-11-26 10:50:16,870 INFO L899 garLoopResultBuilder]: For program point L445-1(lines 39 608) no Hoare annotation was computed.
[2023-11-26 10:50:16,870 INFO L899 garLoopResultBuilder]: For program point L247(lines 247 423) no Hoare annotation was computed.
[2023-11-26 10:50:16,870 INFO L899 garLoopResultBuilder]: For program point L248(lines 248 256) no Hoare annotation was computed.
[2023-11-26 10:50:16,871 INFO L899 garLoopResultBuilder]: For program point L248-2(lines 248 256) no Hoare annotation was computed.
[2023-11-26 10:50:16,871 INFO L899 garLoopResultBuilder]: For program point L116(lines 116 423) no Hoare annotation was computed.
[2023-11-26 10:50:16,871 INFO L899 garLoopResultBuilder]: For program point L580-1(lines 39 608) no Hoare annotation was computed.
[2023-11-26 10:50:16,871 INFO L899 garLoopResultBuilder]: For program point L514-1(lines 39 608) no Hoare annotation was computed.
[2023-11-26 10:50:16,871 INFO L899 garLoopResultBuilder]: For program point L448-1(lines 39 608) no Hoare annotation was computed.
[2023-11-26 10:50:16,871 INFO L899 garLoopResultBuilder]: For program point L52(lines 52 423) no Hoare annotation was computed.
[2023-11-26 10:50:16,871 INFO L899 garLoopResultBuilder]: For program point L185(lines 185 423) no Hoare annotation was computed.
[2023-11-26 10:50:16,872 INFO L899 garLoopResultBuilder]: For program point L583-1(lines 39 608) no Hoare annotation was computed.
[2023-11-26 10:50:16,872 INFO L899 garLoopResultBuilder]: For program point L517-1(lines 39 608) no Hoare annotation was computed.
[2023-11-26 10:50:16,872 INFO L899 garLoopResultBuilder]: For program point L451-1(lines 39 608) no Hoare annotation was computed.
[2023-11-26 10:50:16,872 INFO L899 garLoopResultBuilder]: For program point L385(lines 385 423) no Hoare annotation was computed.
[2023-11-26 10:50:16,872 INFO L899 garLoopResultBuilder]: For program point L319(lines 319 423) no Hoare annotation was computed.
[2023-11-26 10:50:16,872 INFO L899 garLoopResultBuilder]: For program point L189(lines 189 423) no Hoare annotation was computed.
[2023-11-26 10:50:16,873 INFO L899 garLoopResultBuilder]: For program point L123(lines 123 423) no Hoare annotation was computed.
[2023-11-26 10:50:16,873 INFO L899 garLoopResultBuilder]: For program point L57(lines 57 423) no Hoare annotation was computed.
[2023-11-26 10:50:16,873 INFO L899 garLoopResultBuilder]: For program point L586-1(lines 39 608) no Hoare annotation was computed.
[2023-11-26 10:50:16,873 INFO L899 garLoopResultBuilder]: For program point L520-1(lines 39 608) no Hoare annotation was computed.
[2023-11-26 10:50:16,873 INFO L899 garLoopResultBuilder]: For program point L454-1(lines 39 608) no Hoare annotation was computed.
[2023-11-26 10:50:16,873 INFO L899 garLoopResultBuilder]: For program point L388(lines 388 423) no Hoare annotation was computed.
[2023-11-26 10:50:16,873 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed.
[2023-11-26 10:50:16,874 INFO L899 garLoopResultBuilder]: For program point L390(lines 390 423) no Hoare annotation was computed.
[2023-11-26 10:50:16,874 INFO L899 garLoopResultBuilder]: For program point L324(lines 324 423) no Hoare annotation was computed.
[2023-11-26 10:50:16,874 INFO L899 garLoopResultBuilder]: For program point L258(lines 258 423) no Hoare annotation was computed.
[2023-11-26 10:50:16,874 INFO L899 garLoopResultBuilder]: For program point L60(lines 60 423) no Hoare annotation was computed.
[2023-11-26 10:50:16,874 INFO L899 garLoopResultBuilder]: For program point L589-1(lines 39 608) no Hoare annotation was computed.
[2023-11-26 10:50:16,874 INFO L899 garLoopResultBuilder]: For program point L523-1(lines 39 608) no Hoare annotation was computed.
[2023-11-26 10:50:16,875 INFO L899 garLoopResultBuilder]: For program point L457-1(lines 39 608) no Hoare annotation was computed.
[2023-11-26 10:50:16,875 INFO L899 garLoopResultBuilder]: For program point L391(lines 391 397) no Hoare annotation was computed.
[2023-11-26 10:50:16,875 INFO L899 garLoopResultBuilder]: For program point L325(lines 325 336) no Hoare annotation was computed.
[2023-11-26 10:50:16,875 INFO L899 garLoopResultBuilder]: For program point L391-2(lines 391 397) no Hoare annotation was computed.
[2023-11-26 10:50:16,875 INFO L899 garLoopResultBuilder]: For program point L325-2(lines 325 336) no Hoare annotation was computed.
[2023-11-26 10:50:16,875 INFO L899 garLoopResultBuilder]: For program point L195(lines 195 423) no Hoare annotation was computed.
[2023-11-26 10:50:16,875 INFO L899 garLoopResultBuilder]: For program point L129(lines 129 423) no Hoare annotation was computed.
[2023-11-26 10:50:16,876 INFO L899 garLoopResultBuilder]: For program point L592-1(lines 39 608) no Hoare annotation was computed.
[2023-11-26 10:50:16,876 INFO L899 garLoopResultBuilder]: For program point L526-1(lines 39 608) no Hoare annotation was computed.
[2023-11-26 10:50:16,876 INFO L899 garLoopResultBuilder]: For program point L460-1(lines 39 608) no Hoare annotation was computed.
[2023-11-26 10:50:16,876 INFO L899 garLoopResultBuilder]: For program point L64(lines 64 423) no Hoare annotation was computed.
[2023-11-26 10:50:16,876 INFO L899 garLoopResultBuilder]: For program point L263(lines 263 423) no Hoare annotation was computed.
[2023-11-26 10:50:16,876 INFO L899 garLoopResultBuilder]: For program point L197(lines 197 423) no Hoare annotation was computed.
[2023-11-26 10:50:16,877 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 500) no Hoare annotation was computed.
[2023-11-26 10:50:16,877 INFO L899 garLoopResultBuilder]: For program point L595-1(lines 39 608) no Hoare annotation was computed.
[2023-11-26 10:50:16,877 INFO L899 garLoopResultBuilder]: For program point L529-1(lines 39 608) no Hoare annotation was computed.
[2023-11-26 10:50:16,877 INFO L899 garLoopResultBuilder]: For program point L463-1(lines 39 608) no Hoare annotation was computed.
[2023-11-26 10:50:16,877 INFO L899 garLoopResultBuilder]: For program point L199(lines 199 423) no Hoare annotation was computed.
[2023-11-26 10:50:16,877 INFO L899 garLoopResultBuilder]: For program point L133(lines 133 423) no Hoare annotation was computed.
[2023-11-26 10:50:16,878 INFO L899 garLoopResultBuilder]: For program point L399(lines 399 423) no Hoare annotation was computed.
[2023-11-26 10:50:16,878 INFO L899 garLoopResultBuilder]: For program point L201(lines 201 423) no Hoare annotation was computed.
[2023-11-26 10:50:16,878 INFO L899 garLoopResultBuilder]: For program point L69(lines 69 423) no Hoare annotation was computed.
[2023-11-26 10:50:16,878 INFO L899 garLoopResultBuilder]: For program point L598-1(lines 39 608) no Hoare annotation was computed.
[2023-11-26 10:50:16,878 INFO L899 garLoopResultBuilder]: For program point L532-1(lines 39 608) no Hoare annotation was computed.
[2023-11-26 10:50:16,878 INFO L899 garLoopResultBuilder]: For program point L466-1(lines 39 608) no Hoare annotation was computed.
[2023-11-26 10:50:16,878 INFO L899 garLoopResultBuilder]: For program point L269(lines 269 423) no Hoare annotation was computed.
[2023-11-26 10:50:16,879 INFO L899 garLoopResultBuilder]: For program point L204(lines 204 423) no Hoare annotation was computed.
[2023-11-26 10:50:16,879 INFO L899 garLoopResultBuilder]: For program point L601-1(lines 39 608) no Hoare annotation was computed.
[2023-11-26 10:50:16,879 INFO L899 garLoopResultBuilder]: For program point L535-1(lines 39 608) no Hoare annotation was computed.
[2023-11-26 10:50:16,879 INFO L899 garLoopResultBuilder]: For program point L469-1(lines 39 608) no Hoare annotation was computed.
[2023-11-26 10:50:16,879 INFO L899 garLoopResultBuilder]: For program point L271(lines 271 423) no Hoare annotation was computed.
[2023-11-26 10:50:16,879 INFO L899 garLoopResultBuilder]: For program point L404(lines 404 423) no Hoare annotation was computed.
[2023-11-26 10:50:16,879 INFO L899 garLoopResultBuilder]: For program point L338(lines 338 423) no Hoare annotation was computed.
[2023-11-26 10:50:16,880 INFO L899 garLoopResultBuilder]: For program point L272(lines 272 284) no Hoare annotation was computed.
[2023-11-26 10:50:16,880 INFO L899 garLoopResultBuilder]: For program point L272-2(lines 272 284) no Hoare annotation was computed.
[2023-11-26 10:50:16,880 INFO L899 garLoopResultBuilder]: For program point L140(lines 140 423) no Hoare annotation was computed.
[2023-11-26 10:50:16,880 INFO L899 garLoopResultBuilder]: For program point L75(lines 75 423) no Hoare annotation was computed.
[2023-11-26 10:50:16,880 INFO L899 garLoopResultBuilder]: For program point L604-1(lines 604 606) no Hoare annotation was computed.
[2023-11-26 10:50:16,880 INFO L899 garLoopResultBuilder]: For program point L538-1(lines 39 608) no Hoare annotation was computed.
[2023-11-26 10:50:16,881 INFO L899 garLoopResultBuilder]: For program point L472-1(lines 39 608) no Hoare annotation was computed.
[2023-11-26 10:50:16,881 INFO L899 garLoopResultBuilder]: For program point L208(lines 208 423) no Hoare annotation was computed.
[2023-11-26 10:50:16,881 INFO L899 garLoopResultBuilder]: For program point L341(lines 341 423) no Hoare annotation was computed.
[2023-11-26 10:50:16,881 INFO L899 garLoopResultBuilder]: For program point L408(lines 408 423) no Hoare annotation was computed.
[2023-11-26 10:50:16,881 INFO L899 garLoopResultBuilder]: For program point L342(lines 342 345) no Hoare annotation was computed.
[2023-11-26 10:50:16,881 INFO L899 garLoopResultBuilder]: For program point L342-2(lines 342 345) no Hoare annotation was computed.
[2023-11-26 10:50:16,881 INFO L899 garLoopResultBuilder]: For program point L144(lines 144 423) no Hoare annotation was computed.
[2023-11-26 10:50:16,882 INFO L899 garLoopResultBuilder]: For program point L541-1(lines 39 608) no Hoare annotation was computed.
[2023-11-26 10:50:16,882 INFO L899 garLoopResultBuilder]: For program point L475-1(lines 39 608) no Hoare annotation was computed.
[2023-11-26 10:50:16,882 INFO L899 garLoopResultBuilder]: For program point L79(lines 79 423) no Hoare annotation was computed.
[2023-11-26 10:50:16,882 INFO L899 garLoopResultBuilder]: For program point L212(lines 212 423) no Hoare annotation was computed.
[2023-11-26 10:50:16,882 INFO L899 garLoopResultBuilder]: For program point L213(lines 213 220) no Hoare annotation was computed.
[2023-11-26 10:50:16,882 INFO L899 garLoopResultBuilder]: For program point L213-2(lines 213 220) no Hoare annotation was computed.
[2023-11-26 10:50:16,882 INFO L899 garLoopResultBuilder]: For program point L610(lines 610 627) no Hoare annotation was computed.
[2023-11-26 10:50:16,883 INFO L899 garLoopResultBuilder]: For program point L544-1(lines 39 608) no Hoare annotation was computed.
[2023-11-26 10:50:16,883 INFO L899 garLoopResultBuilder]: For program point L478-1(lines 39 608) no Hoare annotation was computed.
[2023-11-26 10:50:16,883 INFO L899 garLoopResultBuilder]: For program point L412(lines 412 423) no Hoare annotation was computed.
[2023-11-26 10:50:16,883 INFO L899 garLoopResultBuilder]: For program point L347(lines 347 423) no Hoare annotation was computed.
[2023-11-26 10:50:16,883 INFO L899 garLoopResultBuilder]: For program point L149(lines 149 423) no Hoare annotation was computed.
[2023-11-26 10:50:16,883 INFO L899 garLoopResultBuilder]: For program point L414(lines 414 423) no Hoare annotation was computed.
[2023-11-26 10:50:16,884 INFO L899 garLoopResultBuilder]: For program point L348(lines 348 357) no Hoare annotation was computed.
[2023-11-26 10:50:16,884 INFO L899 garLoopResultBuilder]: For program point L348-2(lines 348 357) no Hoare annotation was computed.
[2023-11-26 10:50:16,884 INFO L899 garLoopResultBuilder]: For program point L84(lines 84 423) no Hoare annotation was computed.
[2023-11-26 10:50:16,884 INFO L899 garLoopResultBuilder]: For program point L547-1(lines 39 608) no Hoare annotation was computed.
[2023-11-26 10:50:16,884 INFO L899 garLoopResultBuilder]: For program point L481-1(lines 39 608) no Hoare annotation was computed.
[2023-11-26 10:50:16,884 INFO L899 garLoopResultBuilder]: For program point L85(lines 85 90) no Hoare annotation was computed.
[2023-11-26 10:50:16,884 INFO L899 garLoopResultBuilder]: For program point L85-2(lines 85 90) no Hoare annotation was computed.
[2023-11-26 10:50:16,885 INFO L899 garLoopResultBuilder]: For program point L417(lines 417 423) no Hoare annotation was computed.
[2023-11-26 10:50:16,885 INFO L899 garLoopResultBuilder]: For program point L153(lines 153 423) no Hoare annotation was computed.
[2023-11-26 10:50:16,885 INFO L895 garLoopResultBuilder]: At program point L616-2(lines 616 626) the Hoare annotation is: (let ((.cse2 (= ~a28~0 10)) (.cse3 (<= ~a17~0 8)) (.cse0 (= ~a17~0 8)) (.cse7 (<= ~a28~0 10)) (.cse4 (= ~a25~0 1)) (.cse5 (= ~a19~0 1)) (.cse6 (not (= ~a11~0 1))) (.cse1 (<= ~a28~0 7))) (or (and .cse0 .cse1) (and .cse2 .cse3) (and .cse0 .cse4 .cse5 .cse6) (and .cse2 .cse5) (and .cse0 .cse7 .cse5) (and .cse4 .cse3 .cse7) (and .cse0 .cse7 .cse6) (and .cse4 .cse5 .cse6 .cse1)))
[2023-11-26 10:50:16,886 INFO L899 garLoopResultBuilder]: For program point L550-1(lines 39 608) no Hoare annotation was computed.
[2023-11-26 10:50:16,886 INFO L899 garLoopResultBuilder]: For program point L484-1(lines 39 608) no Hoare annotation was computed.
[2023-11-26 10:50:16,886 INFO L899 garLoopResultBuilder]: For program point L286(lines 286 423) no Hoare annotation was computed.
[2023-11-26 10:50:16,886 INFO L899 garLoopResultBuilder]: For program point L419(lines 419 423) no Hoare annotation was computed.
[2023-11-26 10:50:16,886 INFO L899 garLoopResultBuilder]: For program point L222(lines 222 423) no Hoare annotation was computed.
[2023-11-26 10:50:16,886 INFO L899 garLoopResultBuilder]: For program point L553-1(lines 39 608) no Hoare annotation was computed.
[2023-11-26 10:50:16,887 INFO L899 garLoopResultBuilder]: For program point L487-1(lines 39 608) no Hoare annotation was computed.
[2023-11-26 10:50:16,887 INFO L899 garLoopResultBuilder]: For program point L290(lines 290 423) no Hoare annotation was computed.
[2023-11-26 10:50:16,887 INFO L899 garLoopResultBuilder]: For program point L158(lines 158 423) no Hoare annotation was computed.
[2023-11-26 10:50:16,887 INFO L899 garLoopResultBuilder]: For program point L92(lines 92 423) no Hoare annotation was computed.
[2023-11-26 10:50:16,887 INFO L899 garLoopResultBuilder]: For program point L621(line 621) no Hoare annotation was computed.
[2023-11-26 10:50:16,887 INFO L899 garLoopResultBuilder]: For program point L225(lines 225 423) no Hoare annotation was computed.
[2023-11-26 10:50:16,888 INFO L899 garLoopResultBuilder]: For program point L93(lines 93 99) no Hoare annotation was computed.
[2023-11-26 10:50:16,888 INFO L899 garLoopResultBuilder]: For program point L93-2(lines 93 99) no Hoare annotation was computed.
[2023-11-26 10:50:16,888 INFO L899 garLoopResultBuilder]: For program point L556-1(lines 39 608) no Hoare annotation was computed.
[2023-11-26 10:50:16,888 INFO L899 garLoopResultBuilder]: For program point L490-1(lines 39 608) no Hoare annotation was computed.
[2023-11-26 10:50:16,888 INFO L899 garLoopResultBuilder]: For program point L424(lines 424 426) no Hoare annotation was computed.
[2023-11-26 10:50:16,888 INFO L899 garLoopResultBuilder]: For program point L424-2(lines 39 608) no Hoare annotation was computed.
[2023-11-26 10:50:16,888 INFO L899 garLoopResultBuilder]: For program point L359(lines 359 423) no Hoare annotation was computed.
[2023-11-26 10:50:16,889 INFO L899 garLoopResultBuilder]: For program point L293(lines 293 423) no Hoare annotation was computed.
[2023-11-26 10:50:16,889 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed.
[2023-11-26 10:50:16,889 INFO L899 garLoopResultBuilder]: For program point L228(lines 228 423) no Hoare annotation was computed.
[2023-11-26 10:50:16,889 INFO L899 garLoopResultBuilder]: For program point L559-1(lines 39 608) no Hoare annotation was computed.
[2023-11-26 10:50:16,889 INFO L899 garLoopResultBuilder]: For program point L493-1(lines 39 608) no Hoare annotation was computed.
[2023-11-26 10:50:16,889 INFO L899 garLoopResultBuilder]: For program point L427-1(lines 39 608) no Hoare annotation was computed.
[2023-11-26 10:50:16,889 INFO L899 garLoopResultBuilder]: For program point L296(lines 296 423) no Hoare annotation was computed.
[2023-11-26 10:50:16,890 INFO L899 garLoopResultBuilder]: For program point L164(lines 164 423) no Hoare annotation was computed.
[2023-11-26 10:50:16,890 INFO L899 garLoopResultBuilder]: For program point calculate_output_returnLabel#1(lines 39 608) no Hoare annotation was computed.
[2023-11-26 10:50:16,890 INFO L899 garLoopResultBuilder]: For program point L562-1(lines 39 608) no Hoare annotation was computed.
[2023-11-26 10:50:16,890 INFO L899 garLoopResultBuilder]: For program point L496-1(lines 39 608) no Hoare annotation was computed.
[2023-11-26 10:50:16,890 INFO L899 garLoopResultBuilder]: For program point L430-1(lines 39 608) no Hoare annotation was computed.
[2023-11-26 10:50:16,890 INFO L899 garLoopResultBuilder]: For program point L364(lines 364 423) no Hoare annotation was computed.
[2023-11-26 10:50:16,890 INFO L899 garLoopResultBuilder]: For program point L233(lines 233 423) no Hoare annotation was computed.
[2023-11-26 10:50:16,891 INFO L899 garLoopResultBuilder]: For program point L101(lines 101 423) no Hoare annotation was computed.
[2023-11-26 10:50:16,894 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1]
[2023-11-26 10:50:16,896 INFO L178 ceAbstractionStarter]: Computing trace abstraction results
[2023-11-26 10:50:16,914 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.11 10:50:16 BoogieIcfgContainer
[2023-11-26 10:50:16,915 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2023-11-26 10:50:16,916 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2023-11-26 10:50:16,916 INFO L270 PluginConnector]: Initializing Witness Printer...
[2023-11-26 10:50:16,916 INFO L274 PluginConnector]: Witness Printer initialized
[2023-11-26 10:50:16,917 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 10:50:08" (3/4) ...
[2023-11-26 10:50:16,932 INFO L137 WitnessPrinter]: Generating witness for correct program
[2023-11-26 10:50:16,964 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges
[2023-11-26 10:50:16,966 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges
[2023-11-26 10:50:16,967 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges
[2023-11-26 10:50:16,969 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges
[2023-11-26 10:50:17,174 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02004b63-35b8-4389-b6ef-9931f309a448/bin/uautomizer-verify-VRDe98Ueme/witness.graphml
[2023-11-26 10:50:17,175 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02004b63-35b8-4389-b6ef-9931f309a448/bin/uautomizer-verify-VRDe98Ueme/witness.yml
[2023-11-26 10:50:17,175 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2023-11-26 10:50:17,177 INFO L158 Benchmark]: Toolchain (without parser) took 11308.95ms. Allocated memory was 123.7MB in the beginning and 232.8MB in the end (delta: 109.1MB). Free memory was 84.0MB in the beginning and 185.8MB in the end (delta: -101.8MB). Peak memory consumption was 131.7MB. Max. memory is 16.1GB.
[2023-11-26 10:50:17,178 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 123.7MB. Free memory is still 94.9MB. There was no memory consumed. Max. memory is 16.1GB.
[2023-11-26 10:50:17,178 INFO L158 Benchmark]: CACSL2BoogieTranslator took 743.86ms. Allocated memory is still 123.7MB. Free memory was 84.0MB in the beginning and 56.3MB in the end (delta: 27.6MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB.
[2023-11-26 10:50:17,179 INFO L158 Benchmark]: Boogie Procedure Inliner took 101.20ms. Allocated memory is still 123.7MB. Free memory was 56.3MB in the beginning and 50.8MB in the end (delta: 5.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB.
[2023-11-26 10:50:17,179 INFO L158 Benchmark]: Boogie Preprocessor took 186.26ms. Allocated memory is still 123.7MB. Free memory was 50.8MB in the beginning and 90.4MB in the end (delta: -39.6MB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB.
[2023-11-26 10:50:17,180 INFO L158 Benchmark]: RCFGBuilder took 1595.32ms. Allocated memory was 123.7MB in the beginning and 159.4MB in the end (delta: 35.7MB). Free memory was 90.3MB in the beginning and 104.2MB in the end (delta: -13.9MB). Peak memory consumption was 64.3MB. Max. memory is 16.1GB.
[2023-11-26 10:50:17,181 INFO L158 Benchmark]: TraceAbstraction took 8410.55ms. Allocated memory was 159.4MB in the beginning and 232.8MB in the end (delta: 73.4MB). Free memory was 103.2MB in the beginning and 64.7MB in the end (delta: 38.4MB). Peak memory consumption was 111.8MB. Max. memory is 16.1GB.
[2023-11-26 10:50:17,181 INFO L158 Benchmark]: Witness Printer took 260.91ms. Allocated memory is still 232.8MB. Free memory was 64.7MB in the beginning and 185.8MB in the end (delta: -121.1MB). Peak memory consumption was 2.7MB. Max. memory is 16.1GB.
[2023-11-26 10:50:17,183 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.29ms. Allocated memory is still 123.7MB. Free memory is still 94.9MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 743.86ms. Allocated memory is still 123.7MB. Free memory was 84.0MB in the beginning and 56.3MB in the end (delta: 27.6MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 101.20ms. Allocated memory is still 123.7MB. Free memory was 56.3MB in the beginning and 50.8MB in the end (delta: 5.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 186.26ms. Allocated memory is still 123.7MB. Free memory was 50.8MB in the beginning and 90.4MB in the end (delta: -39.6MB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB.
* RCFGBuilder took 1595.32ms. Allocated memory was 123.7MB in the beginning and 159.4MB in the end (delta: 35.7MB). Free memory was 90.3MB in the beginning and 104.2MB in the end (delta: -13.9MB). Peak memory consumption was 64.3MB. Max. memory is 16.1GB.
* TraceAbstraction took 8410.55ms. Allocated memory was 159.4MB in the beginning and 232.8MB in the end (delta: 73.4MB). Free memory was 103.2MB in the beginning and 64.7MB in the end (delta: 38.4MB). Peak memory consumption was 111.8MB. Max. memory is 16.1GB.
* Witness Printer took 260.91ms. Allocated memory is still 232.8MB. Free memory was 64.7MB in the beginning and 185.8MB in the end (delta: -121.1MB). Peak memory consumption was 2.7MB. 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: 500]: 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, 165 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 8.3s, OverallIterations: 9, TraceHistogramMax: 4, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 4.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 795 SdHoareTripleChecker+Valid, 3.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 795 mSDsluCounter, 1146 SdHoareTripleChecker+Invalid, 3.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 96 mSDsCounter, 500 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2613 IncrementalHoareTripleChecker+Invalid, 3113 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 500 mSolverCounterUnsat, 1050 mSDtfsCounter, 2613 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 202 GetRequests, 191 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2271occurred in iteration=7, InterpolantAutomatonStates: 26, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 9 MinimizatonAttempts, 430 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 1 LocationsWithAnnotation, 1 PreInvPairs, 16 NumberOfFragments, 81 HoareAnnotationTreeSize, 1 FomulaSimplifications, 51 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 1 FomulaSimplificationsInter, 133 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.0s InterpolantComputationTime, 1402 NumberOfCodeBlocks, 1402 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 1392 ConstructedInterpolants, 0 QuantifiedInterpolants, 5187 SizeOfPredicates, 0 NumberOfNonLiveVariables, 303 ConjunctsInSsa, 2 ConjunctsInUnsatCore, 10 InterpolantComputations, 9 PerfectInterpolantSequences, 394/410 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: 616]: Loop Invariant
Derived loop invariant: (((((((((a17 == 8) && (a28 <= 7)) || ((a28 == 10) && (a17 <= 8))) || ((((a17 == 8) && (a25 == 1)) && (a19 == 1)) && !((a11 == 1)))) || ((a28 == 10) && (a19 == 1))) || (((a17 == 8) && (a28 <= 10)) && (a19 == 1))) || (((a25 == 1) && (a17 <= 8)) && (a28 <= 10))) || (((a17 == 8) && (a28 <= 10)) && !((a11 == 1)))) || ((((a25 == 1) && (a19 == 1)) && !((a11 == 1))) && (a28 <= 7)))
RESULT: Ultimate proved your program to be correct!
[2023-11-26 10:50:17,216 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02004b63-35b8-4389-b6ef-9931f309a448/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