./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/xcsp/AllInterval-011.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4fc63b2a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfd132b2-bc3d-4d61-b620-d310467607c9/bin/uautomizer-verify-4GaUIPS5ZU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfd132b2-bc3d-4d61-b620-d310467607c9/bin/uautomizer-verify-4GaUIPS5ZU/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfd132b2-bc3d-4d61-b620-d310467607c9/bin/uautomizer-verify-4GaUIPS5ZU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfd132b2-bc3d-4d61-b620-d310467607c9/bin/uautomizer-verify-4GaUIPS5ZU/config/AutomizerReach.xml -i ../../sv-benchmarks/c/xcsp/AllInterval-011.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfd132b2-bc3d-4d61-b620-d310467607c9/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfd132b2-bc3d-4d61-b620-d310467607c9/bin/uautomizer-verify-4GaUIPS5ZU --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 5b6e29ecd51153e438c1994cc2e0ffddafd2990e0e080381de4ae5b34f9e08cf --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-10-31 21:58:57,931 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-31 21:58:58,009 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfd132b2-bc3d-4d61-b620-d310467607c9/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-10-31 21:58:58,014 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-31 21:58:58,016 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-31 21:58:58,048 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-31 21:58:58,049 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-31 21:58:58,050 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-31 21:58:58,050 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-31 21:58:58,051 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-31 21:58:58,051 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-31 21:58:58,052 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-31 21:58:58,053 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-31 21:58:58,053 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-31 21:58:58,054 INFO L153 SettingsManager]: * Use SBE=true [2024-10-31 21:58:58,054 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-31 21:58:58,055 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-31 21:58:58,055 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-31 21:58:58,056 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-31 21:58:58,056 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-31 21:58:58,057 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-31 21:58:58,057 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-31 21:58:58,058 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-31 21:58:58,058 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-31 21:58:58,059 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-31 21:58:58,059 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-31 21:58:58,060 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-31 21:58:58,060 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-31 21:58:58,061 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-31 21:58:58,061 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-31 21:58:58,061 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-31 21:58:58,062 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-31 21:58:58,062 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 21:58:58,063 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-31 21:58:58,064 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-31 21:58:58,064 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-31 21:58:58,065 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-31 21:58:58,065 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-31 21:58:58,065 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-31 21:58:58,066 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-31 21:58:58,066 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-31 21:58:58,067 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-31 21:58:58,067 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_cfd132b2-bc3d-4d61-b620-d310467607c9/bin/uautomizer-verify-4GaUIPS5ZU/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfd132b2-bc3d-4d61-b620-d310467607c9/bin/uautomizer-verify-4GaUIPS5ZU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5b6e29ecd51153e438c1994cc2e0ffddafd2990e0e080381de4ae5b34f9e08cf [2024-10-31 21:58:58,377 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-31 21:58:58,413 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-31 21:58:58,416 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-31 21:58:58,419 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-31 21:58:58,420 INFO L274 PluginConnector]: CDTParser initialized [2024-10-31 21:58:58,421 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfd132b2-bc3d-4d61-b620-d310467607c9/bin/uautomizer-verify-4GaUIPS5ZU/../../sv-benchmarks/c/xcsp/AllInterval-011.c Unable to find full path for "g++" [2024-10-31 21:59:00,652 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-31 21:59:00,867 INFO L384 CDTParser]: Found 1 translation units. [2024-10-31 21:59:00,868 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfd132b2-bc3d-4d61-b620-d310467607c9/sv-benchmarks/c/xcsp/AllInterval-011.c [2024-10-31 21:59:00,883 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfd132b2-bc3d-4d61-b620-d310467607c9/bin/uautomizer-verify-4GaUIPS5ZU/data/c4b8fd410/a78857d8ebc645619d44c513d7b65ec6/FLAG3ca72337d [2024-10-31 21:59:00,906 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfd132b2-bc3d-4d61-b620-d310467607c9/bin/uautomizer-verify-4GaUIPS5ZU/data/c4b8fd410/a78857d8ebc645619d44c513d7b65ec6 [2024-10-31 21:59:00,911 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-31 21:59:00,913 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-31 21:59:00,915 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-31 21:59:00,917 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-31 21:59:00,924 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-31 21:59:00,925 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 09:59:00" (1/1) ... [2024-10-31 21:59:00,926 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3aa2f5c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:59:00, skipping insertion in model container [2024-10-31 21:59:00,926 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 09:59:00" (1/1) ... [2024-10-31 21:59:00,969 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-31 21:59:01,285 WARN L251 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_cfd132b2-bc3d-4d61-b620-d310467607c9/sv-benchmarks/c/xcsp/AllInterval-011.c[6600,6613] [2024-10-31 21:59:01,297 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 21:59:01,310 INFO L200 MainTranslator]: Completed pre-run [2024-10-31 21:59:01,367 WARN L251 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_cfd132b2-bc3d-4d61-b620-d310467607c9/sv-benchmarks/c/xcsp/AllInterval-011.c[6600,6613] [2024-10-31 21:59:01,369 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 21:59:01,391 INFO L204 MainTranslator]: Completed translation [2024-10-31 21:59:01,391 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:59:01 WrapperNode [2024-10-31 21:59:01,392 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-31 21:59:01,393 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-31 21:59:01,394 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-31 21:59:01,394 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-31 21:59:01,401 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:59:01" (1/1) ... [2024-10-31 21:59:01,411 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:59:01" (1/1) ... [2024-10-31 21:59:01,457 INFO L138 Inliner]: procedures = 13, calls = 159, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 294 [2024-10-31 21:59:01,458 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-31 21:59:01,459 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-31 21:59:01,459 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-31 21:59:01,459 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-31 21:59:01,480 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:59:01" (1/1) ... [2024-10-31 21:59:01,481 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:59:01" (1/1) ... [2024-10-31 21:59:01,484 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:59:01" (1/1) ... [2024-10-31 21:59:01,500 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-10-31 21:59:01,500 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:59:01" (1/1) ... [2024-10-31 21:59:01,500 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:59:01" (1/1) ... [2024-10-31 21:59:01,508 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:59:01" (1/1) ... [2024-10-31 21:59:01,514 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:59:01" (1/1) ... [2024-10-31 21:59:01,515 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:59:01" (1/1) ... [2024-10-31 21:59:01,521 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:59:01" (1/1) ... [2024-10-31 21:59:01,529 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-31 21:59:01,530 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-31 21:59:01,530 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-31 21:59:01,530 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-31 21:59:01,531 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:59:01" (1/1) ... [2024-10-31 21:59:01,539 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 21:59:01,557 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfd132b2-bc3d-4d61-b620-d310467607c9/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:59:01,571 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfd132b2-bc3d-4d61-b620-d310467607c9/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-31 21:59:01,574 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfd132b2-bc3d-4d61-b620-d310467607c9/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-31 21:59:01,599 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-31 21:59:01,599 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-31 21:59:01,599 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-31 21:59:01,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-31 21:59:01,600 INFO L130 BoogieDeclarations]: Found specification of procedure assume [2024-10-31 21:59:01,600 INFO L138 BoogieDeclarations]: Found implementation of procedure assume [2024-10-31 21:59:01,681 INFO L238 CfgBuilder]: Building ICFG [2024-10-31 21:59:01,683 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-31 21:59:02,243 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-10-31 21:59:02,245 INFO L287 CfgBuilder]: Performing block encoding [2024-10-31 21:59:02,268 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-31 21:59:02,269 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-31 21:59:02,269 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 09:59:02 BoogieIcfgContainer [2024-10-31 21:59:02,269 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-31 21:59:02,273 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-31 21:59:02,273 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-31 21:59:02,277 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-31 21:59:02,278 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.10 09:59:00" (1/3) ... [2024-10-31 21:59:02,279 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35213a11 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 09:59:02, skipping insertion in model container [2024-10-31 21:59:02,279 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:59:01" (2/3) ... [2024-10-31 21:59:02,280 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35213a11 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 09:59:02, skipping insertion in model container [2024-10-31 21:59:02,280 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 09:59:02" (3/3) ... [2024-10-31 21:59:02,282 INFO L112 eAbstractionObserver]: Analyzing ICFG AllInterval-011.c [2024-10-31 21:59:02,301 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-31 21:59:02,301 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-31 21:59:02,372 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-31 21:59:02,379 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@4a0fa7c2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-31 21:59:02,379 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-31 21:59:02,383 INFO L276 IsEmpty]: Start isEmpty. Operand has 194 states, 39 states have (on average 1.0512820512820513) internal successors, (41), 40 states have internal predecessors, (41), 152 states have call successors, (152), 1 states have call predecessors, (152), 1 states have return successors, (152), 152 states have call predecessors, (152), 152 states have call successors, (152) [2024-10-31 21:59:02,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 795 [2024-10-31 21:59:02,432 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 21:59:02,433 INFO L215 NwaCegarLoop]: trace histogram [152, 152, 152, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 21:59:02,434 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-31 21:59:02,439 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:59:02,440 INFO L85 PathProgramCache]: Analyzing trace with hash -696530000, now seen corresponding path program 1 times [2024-10-31 21:59:02,450 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 21:59:02,451 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [186290303] [2024-10-31 21:59:02,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:59:02,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 21:59:02,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-31 21:59:03,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-31 21:59:03,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-31 21:59:03,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-31 21:59:03,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-31 21:59:03,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-31 21:59:03,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-31 21:59:03,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-31 21:59:03,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-31 21:59:03,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-31 21:59:03,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-31 21:59:03,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-31 21:59:03,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-31 21:59:03,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-31 21:59:03,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-31 21:59:03,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-31 21:59:03,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-31 21:59:03,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-31 21:59:03,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-31 21:59:03,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-10-31 21:59:03,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-31 21:59:03,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-31 21:59:03,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-31 21:59:03,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-31 21:59:03,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-31 21:59:03,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-10-31 21:59:03,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-31 21:59:03,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-10-31 21:59:03,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-31 21:59:03,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-10-31 21:59:03,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-10-31 21:59:03,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-10-31 21:59:03,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-10-31 21:59:03,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-10-31 21:59:03,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-10-31 21:59:03,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-10-31 21:59:03,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-10-31 21:59:03,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-10-31 21:59:03,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-10-31 21:59:03,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-10-31 21:59:03,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-10-31 21:59:03,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-10-31 21:59:03,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-10-31 21:59:03,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-10-31 21:59:03,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-10-31 21:59:03,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-31 21:59:03,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-31 21:59:03,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-31 21:59:03,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-31 21:59:03,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-10-31 21:59:03,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-10-31 21:59:03,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-10-31 21:59:03,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-10-31 21:59:03,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-10-31 21:59:03,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-31 21:59:03,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-31 21:59:03,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-31 21:59:03,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-10-31 21:59:03,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-10-31 21:59:03,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-10-31 21:59:03,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-10-31 21:59:03,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-10-31 21:59:03,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-31 21:59:03,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-10-31 21:59:03,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-10-31 21:59:03,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-31 21:59:03,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-31 21:59:03,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-10-31 21:59:03,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-10-31 21:59:03,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-10-31 21:59:03,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2024-10-31 21:59:03,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-10-31 21:59:03,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 383 [2024-10-31 21:59:03,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2024-10-31 21:59:03,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2024-10-31 21:59:03,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-10-31 21:59:03,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2024-10-31 21:59:03,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 408 [2024-10-31 21:59:03,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2024-10-31 21:59:03,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 418 [2024-10-31 21:59:03,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2024-10-31 21:59:03,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 428 [2024-10-31 21:59:03,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 433 [2024-10-31 21:59:03,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 438 [2024-10-31 21:59:03,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2024-10-31 21:59:03,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2024-10-31 21:59:03,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 453 [2024-10-31 21:59:03,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 458 [2024-10-31 21:59:03,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 463 [2024-10-31 21:59:03,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 468 [2024-10-31 21:59:03,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 473 [2024-10-31 21:59:03,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 478 [2024-10-31 21:59:03,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 483 [2024-10-31 21:59:03,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 488 [2024-10-31 21:59:03,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 493 [2024-10-31 21:59:03,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 498 [2024-10-31 21:59:03,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 503 [2024-10-31 21:59:03,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 508 [2024-10-31 21:59:03,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 513 [2024-10-31 21:59:03,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 518 [2024-10-31 21:59:03,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 523 [2024-10-31 21:59:03,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 528 [2024-10-31 21:59:03,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 533 [2024-10-31 21:59:03,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 538 [2024-10-31 21:59:03,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 543 [2024-10-31 21:59:03,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 548 [2024-10-31 21:59:03,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 553 [2024-10-31 21:59:03,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 558 [2024-10-31 21:59:03,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 563 [2024-10-31 21:59:03,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 568 [2024-10-31 21:59:03,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 573 [2024-10-31 21:59:03,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 578 [2024-10-31 21:59:03,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 583 [2024-10-31 21:59:03,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 588 [2024-10-31 21:59:03,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 593 [2024-10-31 21:59:03,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 598 [2024-10-31 21:59:03,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 603 [2024-10-31 21:59:03,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 608 [2024-10-31 21:59:03,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 613 [2024-10-31 21:59:03,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 618 [2024-10-31 21:59:03,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 623 [2024-10-31 21:59:03,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 628 [2024-10-31 21:59:03,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 633 [2024-10-31 21:59:03,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 638 [2024-10-31 21:59:03,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 643 [2024-10-31 21:59:03,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 648 [2024-10-31 21:59:03,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 653 [2024-10-31 21:59:03,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 658 [2024-10-31 21:59:03,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 663 [2024-10-31 21:59:03,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 668 [2024-10-31 21:59:03,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 673 [2024-10-31 21:59:03,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 678 [2024-10-31 21:59:03,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 683 [2024-10-31 21:59:03,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 688 [2024-10-31 21:59:03,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 693 [2024-10-31 21:59:03,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 698 [2024-10-31 21:59:03,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 703 [2024-10-31 21:59:03,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 708 [2024-10-31 21:59:03,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 713 [2024-10-31 21:59:03,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 718 [2024-10-31 21:59:03,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 723 [2024-10-31 21:59:03,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 728 [2024-10-31 21:59:03,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 734 [2024-10-31 21:59:03,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 740 [2024-10-31 21:59:03,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 746 [2024-10-31 21:59:03,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 752 [2024-10-31 21:59:03,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 758 [2024-10-31 21:59:03,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 764 [2024-10-31 21:59:03,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 770 [2024-10-31 21:59:03,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 776 [2024-10-31 21:59:03,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 782 [2024-10-31 21:59:03,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 788 [2024-10-31 21:59:03,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:03,938 INFO L134 CoverageAnalysis]: Checked inductivity of 45904 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45904 trivial. 0 not checked. [2024-10-31 21:59:03,939 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 21:59:03,939 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [186290303] [2024-10-31 21:59:03,940 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [186290303] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 21:59:03,940 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 21:59:03,941 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 21:59:03,944 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [778961128] [2024-10-31 21:59:03,944 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 21:59:03,953 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-31 21:59:03,954 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 21:59:03,991 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-31 21:59:03,992 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-31 21:59:03,995 INFO L87 Difference]: Start difference. First operand has 194 states, 39 states have (on average 1.0512820512820513) internal successors, (41), 40 states have internal predecessors, (41), 152 states have call successors, (152), 1 states have call predecessors, (152), 1 states have return successors, (152), 152 states have call predecessors, (152), 152 states have call successors, (152) Second operand has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (152), 1 states have call predecessors, (152), 1 states have return successors, (152), 1 states have call predecessors, (152), 2 states have call successors, (152) [2024-10-31 21:59:04,116 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 21:59:04,117 INFO L93 Difference]: Finished difference Result 382 states and 836 transitions. [2024-10-31 21:59:04,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-31 21:59:04,121 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (152), 1 states have call predecessors, (152), 1 states have return successors, (152), 1 states have call predecessors, (152), 2 states have call successors, (152) Word has length 794 [2024-10-31 21:59:04,122 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-31 21:59:04,137 INFO L225 Difference]: With dead ends: 382 [2024-10-31 21:59:04,138 INFO L226 Difference]: Without dead ends: 191 [2024-10-31 21:59:04,151 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 458 GetRequests, 458 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-31 21:59:04,157 INFO L432 NwaCegarLoop]: 341 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 341 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-31 21:59:04,159 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 341 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-31 21:59:04,182 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 191 states. [2024-10-31 21:59:04,290 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 191 to 191. [2024-10-31 21:59:04,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 191 states, 37 states have (on average 1.0) internal successors, (37), 37 states have internal predecessors, (37), 152 states have call successors, (152), 1 states have call predecessors, (152), 1 states have return successors, (152), 152 states have call predecessors, (152), 152 states have call successors, (152) [2024-10-31 21:59:04,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 341 transitions. [2024-10-31 21:59:04,305 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 341 transitions. Word has length 794 [2024-10-31 21:59:04,308 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-31 21:59:04,308 INFO L471 AbstractCegarLoop]: Abstraction has 191 states and 341 transitions. [2024-10-31 21:59:04,309 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (152), 1 states have call predecessors, (152), 1 states have return successors, (152), 1 states have call predecessors, (152), 2 states have call successors, (152) [2024-10-31 21:59:04,309 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 341 transitions. [2024-10-31 21:59:04,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 795 [2024-10-31 21:59:04,345 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 21:59:04,345 INFO L215 NwaCegarLoop]: trace histogram [152, 152, 152, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 21:59:04,346 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-31 21:59:04,346 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-31 21:59:04,347 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:59:04,348 INFO L85 PathProgramCache]: Analyzing trace with hash 1894498652, now seen corresponding path program 1 times [2024-10-31 21:59:04,348 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 21:59:04,349 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [83673921] [2024-10-31 21:59:04,349 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:59:04,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 21:59:09,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 21:59:09,678 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.