./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/xcsp/Dubois-021.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86bb2a3e-43bc-4530-b8ff-bcccb2336b4f/bin/uautomizer-J5u9QxTXDZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86bb2a3e-43bc-4530-b8ff-bcccb2336b4f/bin/uautomizer-J5u9QxTXDZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86bb2a3e-43bc-4530-b8ff-bcccb2336b4f/bin/uautomizer-J5u9QxTXDZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86bb2a3e-43bc-4530-b8ff-bcccb2336b4f/bin/uautomizer-J5u9QxTXDZ/config/AutomizerReach.xml -i ../../sv-benchmarks/c/xcsp/Dubois-021.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86bb2a3e-43bc-4530-b8ff-bcccb2336b4f/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86bb2a3e-43bc-4530-b8ff-bcccb2336b4f/bin/uautomizer-J5u9QxTXDZ --witnessprinter.witness.filename witness.graphml --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 e914ef70bca7623c78f76c7515a1a020f1916ebb0197185152701ddd5f622073 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 11:05:33,256 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 11:05:33,259 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 11:05:33,306 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 11:05:33,307 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 11:05:33,311 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 11:05:33,313 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 11:05:33,318 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 11:05:33,321 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 11:05:33,326 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 11:05:33,327 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 11:05:33,330 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 11:05:33,330 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 11:05:33,333 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 11:05:33,334 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 11:05:33,336 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 11:05:33,338 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 11:05:33,339 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 11:05:33,341 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 11:05:33,348 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 11:05:33,349 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 11:05:33,351 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 11:05:33,354 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 11:05:33,355 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 11:05:33,365 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 11:05:33,365 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 11:05:33,366 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 11:05:33,368 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 11:05:33,368 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 11:05:33,369 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 11:05:33,370 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 11:05:33,371 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 11:05:33,373 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 11:05:33,374 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 11:05:33,375 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 11:05:33,376 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 11:05:33,376 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 11:05:33,377 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 11:05:33,377 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 11:05:33,378 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 11:05:33,379 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 11:05:33,379 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86bb2a3e-43bc-4530-b8ff-bcccb2336b4f/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-10-17 11:05:33,426 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 11:05:33,426 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 11:05:33,427 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-17 11:05:33,427 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-17 11:05:33,428 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 11:05:33,429 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-17 11:05:33,429 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 11:05:33,430 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 11:05:33,430 INFO L138 SettingsManager]: * Use SBE=true [2022-10-17 11:05:33,430 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 11:05:33,431 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 11:05:33,432 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 11:05:33,432 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 11:05:33,432 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 11:05:33,432 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 11:05:33,432 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 11:05:33,433 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 11:05:33,433 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 11:05:33,433 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 11:05:33,433 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 11:05:33,434 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 11:05:33,434 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 11:05:33,434 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-17 11:05:33,434 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-17 11:05:33,435 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 11:05:33,435 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 11:05:33,435 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 11:05:33,436 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 11:05:33,436 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-17 11:05:33,437 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 11:05:33,438 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-10-17 11:05:33,438 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-10-17 11:05:33,438 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 11:05:33,438 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_86bb2a3e-43bc-4530-b8ff-bcccb2336b4f/bin/uautomizer-J5u9QxTXDZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86bb2a3e-43bc-4530-b8ff-bcccb2336b4f/bin/uautomizer-J5u9QxTXDZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e914ef70bca7623c78f76c7515a1a020f1916ebb0197185152701ddd5f622073 [2022-10-17 11:05:33,717 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 11:05:33,749 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 11:05:33,752 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 11:05:33,754 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 11:05:33,754 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 11:05:33,756 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86bb2a3e-43bc-4530-b8ff-bcccb2336b4f/bin/uautomizer-J5u9QxTXDZ/../../sv-benchmarks/c/xcsp/Dubois-021.c [2022-10-17 11:05:33,830 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86bb2a3e-43bc-4530-b8ff-bcccb2336b4f/bin/uautomizer-J5u9QxTXDZ/data/db945c678/3d6f5e933db44577ae5c5254ffcbd7d4/FLAGdbf11535b [2022-10-17 11:05:34,295 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 11:05:34,296 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86bb2a3e-43bc-4530-b8ff-bcccb2336b4f/sv-benchmarks/c/xcsp/Dubois-021.c [2022-10-17 11:05:34,311 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86bb2a3e-43bc-4530-b8ff-bcccb2336b4f/bin/uautomizer-J5u9QxTXDZ/data/db945c678/3d6f5e933db44577ae5c5254ffcbd7d4/FLAGdbf11535b [2022-10-17 11:05:34,638 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86bb2a3e-43bc-4530-b8ff-bcccb2336b4f/bin/uautomizer-J5u9QxTXDZ/data/db945c678/3d6f5e933db44577ae5c5254ffcbd7d4 [2022-10-17 11:05:34,640 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 11:05:34,641 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 11:05:34,643 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 11:05:34,643 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 11:05:34,646 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 11:05:34,647 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 11:05:34" (1/1) ... [2022-10-17 11:05:34,648 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55a0cfed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:05:34, skipping insertion in model container [2022-10-17 11:05:34,648 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 11:05:34" (1/1) ... [2022-10-17 11:05:34,655 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 11:05:34,687 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 11:05:35,117 WARN L230 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_86bb2a3e-43bc-4530-b8ff-bcccb2336b4f/sv-benchmarks/c/xcsp/Dubois-021.c[15084,15097] [2022-10-17 11:05:35,192 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 11:05:35,199 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 11:05:35,266 WARN L230 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_86bb2a3e-43bc-4530-b8ff-bcccb2336b4f/sv-benchmarks/c/xcsp/Dubois-021.c[15084,15097] [2022-10-17 11:05:35,331 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 11:05:35,343 INFO L208 MainTranslator]: Completed translation [2022-10-17 11:05:35,343 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:05:35 WrapperNode [2022-10-17 11:05:35,344 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 11:05:35,345 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 11:05:35,345 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 11:05:35,345 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 11:05:35,354 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:05:35" (1/1) ... [2022-10-17 11:05:35,384 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:05:35" (1/1) ... [2022-10-17 11:05:40,283 INFO L138 Inliner]: procedures = 13, calls = 175, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 437 [2022-10-17 11:05:40,284 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 11:05:40,285 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 11:05:40,285 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 11:05:40,285 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 11:05:40,292 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:05:35" (1/1) ... [2022-10-17 11:05:40,292 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:05:35" (1/1) ... [2022-10-17 11:05:41,911 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:05:35" (1/1) ... [2022-10-17 11:05:41,911 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:05:35" (1/1) ... [2022-10-17 11:05:44,024 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:05:35" (1/1) ... [2022-10-17 11:05:44,027 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:05:35" (1/1) ... [2022-10-17 11:05:44,257 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:05:35" (1/1) ... [2022-10-17 11:05:44,323 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:05:35" (1/1) ... [2022-10-17 11:05:45,532 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 11:05:45,533 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 11:05:45,533 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 11:05:45,533 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 11:05:45,534 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:05:35" (1/1) ... [2022-10-17 11:05:45,545 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 11:05:45,559 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86bb2a3e-43bc-4530-b8ff-bcccb2336b4f/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:05:45,572 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86bb2a3e-43bc-4530-b8ff-bcccb2336b4f/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-10-17 11:05:45,595 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86bb2a3e-43bc-4530-b8ff-bcccb2336b4f/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-10-17 11:05:45,627 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 11:05:45,628 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 11:05:45,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 11:05:45,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 11:05:45,629 INFO L130 BoogieDeclarations]: Found specification of procedure assume [2022-10-17 11:05:45,629 INFO L138 BoogieDeclarations]: Found implementation of procedure assume [2022-10-17 11:05:45,713 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 11:05:45,715 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 11:05:51,015 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 11:05:51,027 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 11:05:51,027 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 11:05:51,029 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 11:05:51 BoogieIcfgContainer [2022-10-17 11:05:51,030 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 11:05:51,032 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-17 11:05:51,032 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-17 11:05:51,037 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-17 11:05:51,037 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.10 11:05:34" (1/3) ... [2022-10-17 11:05:51,038 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@606126f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.10 11:05:51, skipping insertion in model container [2022-10-17 11:05:51,038 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:05:35" (2/3) ... [2022-10-17 11:05:51,038 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@606126f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.10 11:05:51, skipping insertion in model container [2022-10-17 11:05:51,039 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 11:05:51" (3/3) ... [2022-10-17 11:05:51,045 INFO L112 eAbstractionObserver]: Analyzing ICFG Dubois-021.c [2022-10-17 11:05:51,064 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-17 11:05:51,064 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-10-17 11:05:51,251 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-10-17 11:05:51,258 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=LoopsAndPotentialCycles, 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;@5797ce16, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-17 11:05:51,259 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-17 11:05:51,266 INFO L276 IsEmpty]: Start isEmpty. Operand has 242 states, 71 states have (on average 1.028169014084507) internal successors, (73), 72 states have internal predecessors, (73), 168 states have call successors, (168), 1 states have call predecessors, (168), 1 states have return successors, (168), 168 states have call predecessors, (168), 168 states have call successors, (168) [2022-10-17 11:05:51,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 907 [2022-10-17 11:05:51,368 INFO L187 NwaCegarLoop]: Found error trace [2022-10-17 11:05:51,370 INFO L195 NwaCegarLoop]: trace histogram [168, 168, 168, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 11:05:51,371 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-10-17 11:05:51,378 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:05:51,379 INFO L85 PathProgramCache]: Analyzing trace with hash 1051410171, now seen corresponding path program 1 times [2022-10-17 11:05:51,388 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 11:05:51,389 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [109431124] [2022-10-17 11:05:51,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:05:51,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 11:05:51,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:52,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-17 11:05:52,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:52,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-17 11:05:52,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:52,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-10-17 11:05:52,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:52,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-10-17 11:05:52,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:52,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-10-17 11:05:52,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:52,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-10-17 11:05:52,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:52,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-10-17 11:05:52,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:52,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-10-17 11:05:52,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:52,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-10-17 11:05:52,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:52,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-10-17 11:05:52,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:52,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-10-17 11:05:52,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:52,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-10-17 11:05:52,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:52,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-10-17 11:05:52,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:52,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-10-17 11:05:52,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:52,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-10-17 11:05:52,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:52,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-10-17 11:05:52,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:52,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-10-17 11:05:52,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:52,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-10-17 11:05:52,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:52,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-10-17 11:05:52,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:52,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2022-10-17 11:05:52,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:52,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2022-10-17 11:05:52,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:52,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2022-10-17 11:05:52,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:52,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-10-17 11:05:52,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:52,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-10-17 11:05:52,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:52,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2022-10-17 11:05:52,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:52,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2022-10-17 11:05:52,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:52,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2022-10-17 11:05:52,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:52,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-10-17 11:05:52,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:52,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-10-17 11:05:52,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:52,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2022-10-17 11:05:52,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:52,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2022-10-17 11:05:52,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:52,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2022-10-17 11:05:52,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:52,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-10-17 11:05:52,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:52,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2022-10-17 11:05:52,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:52,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2022-10-17 11:05:52,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:52,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-10-17 11:05:52,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:52,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2022-10-17 11:05:52,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:52,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2022-10-17 11:05:52,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:52,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2022-10-17 11:05:52,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:52,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2022-10-17 11:05:52,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:52,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2022-10-17 11:05:52,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:52,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2022-10-17 11:05:52,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:52,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2022-10-17 11:05:52,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2022-10-17 11:05:53,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2022-10-17 11:05:53,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2022-10-17 11:05:53,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2022-10-17 11:05:53,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2022-10-17 11:05:53,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2022-10-17 11:05:53,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2022-10-17 11:05:53,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2022-10-17 11:05:53,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2022-10-17 11:05:53,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2022-10-17 11:05:53,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2022-10-17 11:05:53,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2022-10-17 11:05:53,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2022-10-17 11:05:53,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2022-10-17 11:05:53,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2022-10-17 11:05:53,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2022-10-17 11:05:53,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2022-10-17 11:05:53,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2022-10-17 11:05:53,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2022-10-17 11:05:53,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2022-10-17 11:05:53,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2022-10-17 11:05:53,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2022-10-17 11:05:53,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2022-10-17 11:05:53,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2022-10-17 11:05:53,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2022-10-17 11:05:53,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2022-10-17 11:05:53,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2022-10-17 11:05:53,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2022-10-17 11:05:53,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 392 [2022-10-17 11:05:53,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2022-10-17 11:05:53,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2022-10-17 11:05:53,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2022-10-17 11:05:53,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 414 [2022-10-17 11:05:53,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 420 [2022-10-17 11:05:53,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 425 [2022-10-17 11:05:53,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2022-10-17 11:05:53,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 436 [2022-10-17 11:05:53,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 442 [2022-10-17 11:05:53,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 447 [2022-10-17 11:05:53,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 453 [2022-10-17 11:05:53,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 458 [2022-10-17 11:05:53,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 464 [2022-10-17 11:05:53,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 469 [2022-10-17 11:05:53,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 475 [2022-10-17 11:05:53,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 480 [2022-10-17 11:05:53,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 486 [2022-10-17 11:05:53,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 491 [2022-10-17 11:05:53,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 497 [2022-10-17 11:05:53,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 502 [2022-10-17 11:05:53,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 508 [2022-10-17 11:05:53,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 513 [2022-10-17 11:05:53,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 519 [2022-10-17 11:05:53,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 524 [2022-10-17 11:05:53,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 530 [2022-10-17 11:05:53,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 535 [2022-10-17 11:05:53,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 541 [2022-10-17 11:05:53,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 546 [2022-10-17 11:05:53,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 552 [2022-10-17 11:05:53,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 557 [2022-10-17 11:05:53,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 563 [2022-10-17 11:05:53,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 568 [2022-10-17 11:05:53,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 574 [2022-10-17 11:05:53,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 579 [2022-10-17 11:05:53,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 585 [2022-10-17 11:05:53,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 590 [2022-10-17 11:05:53,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 596 [2022-10-17 11:05:53,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 601 [2022-10-17 11:05:53,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 607 [2022-10-17 11:05:53,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 612 [2022-10-17 11:05:53,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 618 [2022-10-17 11:05:53,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 623 [2022-10-17 11:05:53,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 629 [2022-10-17 11:05:53,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 634 [2022-10-17 11:05:53,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 640 [2022-10-17 11:05:53,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 645 [2022-10-17 11:05:53,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 651 [2022-10-17 11:05:53,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 656 [2022-10-17 11:05:53,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 662 [2022-10-17 11:05:53,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 667 [2022-10-17 11:05:53,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 673 [2022-10-17 11:05:53,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 678 [2022-10-17 11:05:53,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 684 [2022-10-17 11:05:53,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 689 [2022-10-17 11:05:53,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 695 [2022-10-17 11:05:53,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 700 [2022-10-17 11:05:53,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 705 [2022-10-17 11:05:53,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 710 [2022-10-17 11:05:53,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 715 [2022-10-17 11:05:53,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 720 [2022-10-17 11:05:53,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 725 [2022-10-17 11:05:53,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 730 [2022-10-17 11:05:53,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 735 [2022-10-17 11:05:53,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 740 [2022-10-17 11:05:53,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 745 [2022-10-17 11:05:53,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 750 [2022-10-17 11:05:53,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 755 [2022-10-17 11:05:53,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 760 [2022-10-17 11:05:53,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 765 [2022-10-17 11:05:53,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 770 [2022-10-17 11:05:53,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 775 [2022-10-17 11:05:53,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 780 [2022-10-17 11:05:53,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 785 [2022-10-17 11:05:53,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 790 [2022-10-17 11:05:53,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 795 [2022-10-17 11:05:53,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 800 [2022-10-17 11:05:53,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 805 [2022-10-17 11:05:53,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 810 [2022-10-17 11:05:53,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 815 [2022-10-17 11:05:53,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 820 [2022-10-17 11:05:53,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 825 [2022-10-17 11:05:53,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 830 [2022-10-17 11:05:53,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 835 [2022-10-17 11:05:53,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 840 [2022-10-17 11:05:53,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 845 [2022-10-17 11:05:53,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 850 [2022-10-17 11:05:53,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 855 [2022-10-17 11:05:53,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 860 [2022-10-17 11:05:53,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 865 [2022-10-17 11:05:53,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 870 [2022-10-17 11:05:53,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 875 [2022-10-17 11:05:53,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 880 [2022-10-17 11:05:53,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 885 [2022-10-17 11:05:53,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 890 [2022-10-17 11:05:53,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:53,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 895 [2022-10-17 11:05:53,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:54,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 900 [2022-10-17 11:05:54,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:54,040 INFO L134 CoverageAnalysis]: Checked inductivity of 56112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 56112 trivial. 0 not checked. [2022-10-17 11:05:54,041 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 11:05:54,042 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [109431124] [2022-10-17 11:05:54,043 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [109431124] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 11:05:54,043 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 11:05:54,043 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-10-17 11:05:54,045 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [928746977] [2022-10-17 11:05:54,045 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 11:05:54,055 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-10-17 11:05:54,056 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 11:05:54,088 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-10-17 11:05:54,090 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-10-17 11:05:54,094 INFO L87 Difference]: Start difference. First operand has 242 states, 71 states have (on average 1.028169014084507) internal successors, (73), 72 states have internal predecessors, (73), 168 states have call successors, (168), 1 states have call predecessors, (168), 1 states have return successors, (168), 168 states have call predecessors, (168), 168 states have call successors, (168) Second operand has 2 states, 2 states have (on average 34.5) internal successors, (69), 2 states have internal predecessors, (69), 2 states have call successors, (168), 1 states have call predecessors, (168), 1 states have return successors, (168), 1 states have call predecessors, (168), 2 states have call successors, (168) [2022-10-17 11:05:54,171 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 11:05:54,171 INFO L93 Difference]: Finished difference Result 478 states and 980 transitions. [2022-10-17 11:05:54,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-17 11:05:54,173 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 34.5) internal successors, (69), 2 states have internal predecessors, (69), 2 states have call successors, (168), 1 states have call predecessors, (168), 1 states have return successors, (168), 1 states have call predecessors, (168), 2 states have call successors, (168) Word has length 906 [2022-10-17 11:05:54,173 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-17 11:05:54,186 INFO L225 Difference]: With dead ends: 478 [2022-10-17 11:05:54,186 INFO L226 Difference]: Without dead ends: 239 [2022-10-17 11:05:54,195 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 506 GetRequests, 506 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-10-17 11:05:54,198 INFO L413 NwaCegarLoop]: 405 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, 405 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 [2022-10-17 11:05:54,199 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 405 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-10-17 11:05:54,216 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 239 states. [2022-10-17 11:05:54,321 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 239 to 239. [2022-10-17 11:05:54,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 239 states, 69 states have (on average 1.0) internal successors, (69), 69 states have internal predecessors, (69), 168 states have call successors, (168), 1 states have call predecessors, (168), 1 states have return successors, (168), 168 states have call predecessors, (168), 168 states have call successors, (168) [2022-10-17 11:05:54,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 239 states and 405 transitions. [2022-10-17 11:05:54,330 INFO L78 Accepts]: Start accepts. Automaton has 239 states and 405 transitions. Word has length 906 [2022-10-17 11:05:54,330 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-17 11:05:54,331 INFO L495 AbstractCegarLoop]: Abstraction has 239 states and 405 transitions. [2022-10-17 11:05:54,331 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 34.5) internal successors, (69), 2 states have internal predecessors, (69), 2 states have call successors, (168), 1 states have call predecessors, (168), 1 states have return successors, (168), 1 states have call predecessors, (168), 2 states have call successors, (168) [2022-10-17 11:05:54,331 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 405 transitions. [2022-10-17 11:05:54,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 907 [2022-10-17 11:05:54,367 INFO L187 NwaCegarLoop]: Found error trace [2022-10-17 11:05:54,368 INFO L195 NwaCegarLoop]: trace histogram [168, 168, 168, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 11:05:54,368 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-17 11:05:54,368 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-10-17 11:05:54,369 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:05:54,369 INFO L85 PathProgramCache]: Analyzing trace with hash 698787323, now seen corresponding path program 1 times [2022-10-17 11:05:54,369 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 11:05:54,369 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [509878862] [2022-10-17 11:05:54,370 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:05:54,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 11:06:00,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat