./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/rekh_nxt.2.M4-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e7bb482b 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_92b72707-6898-4409-b272-f4d62499127a/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92b72707-6898-4409-b272-f4d62499127a/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92b72707-6898-4409-b272-f4d62499127a/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92b72707-6898-4409-b272-f4d62499127a/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/rekh_nxt.2.M4-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92b72707-6898-4409-b272-f4d62499127a/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92b72707-6898-4409-b272-f4d62499127a/bin/uautomizer-verify-WvqO1wxjHP --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 564efe4dc14fe185d57e5aeec9a3ab580efe33ed3c6c6b76402e1a3f93fbdd78 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 23:05:09,264 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 23:05:09,383 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92b72707-6898-4409-b272-f4d62499127a/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-06 23:05:09,392 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 23:05:09,393 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 23:05:09,433 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 23:05:09,434 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 23:05:09,435 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 23:05:09,436 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 23:05:09,441 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 23:05:09,443 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 23:05:09,443 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 23:05:09,444 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 23:05:09,446 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 23:05:09,446 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 23:05:09,447 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 23:05:09,447 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 23:05:09,448 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 23:05:09,448 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 23:05:09,449 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 23:05:09,449 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 23:05:09,450 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 23:05:09,450 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 23:05:09,452 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 23:05:09,453 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 23:05:09,453 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 23:05:09,454 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 23:05:09,454 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 23:05:09,455 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 23:05:09,468 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 23:05:09,469 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 23:05:09,469 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 23:05:09,470 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 23:05:09,470 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 23:05:09,470 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 23:05:09,470 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 23:05:09,471 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 23:05:09,471 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 23:05:09,471 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 23:05:09,471 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_92b72707-6898-4409-b272-f4d62499127a/bin/uautomizer-verify-WvqO1wxjHP/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92b72707-6898-4409-b272-f4d62499127a/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 564efe4dc14fe185d57e5aeec9a3ab580efe33ed3c6c6b76402e1a3f93fbdd78 [2023-11-06 23:05:09,800 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 23:05:09,832 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 23:05:09,835 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 23:05:09,837 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 23:05:09,837 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 23:05:09,839 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92b72707-6898-4409-b272-f4d62499127a/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/seq-mthreaded/rekh_nxt.2.M4-2.c [2023-11-06 23:05:13,126 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 23:05:13,545 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 23:05:13,546 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92b72707-6898-4409-b272-f4d62499127a/sv-benchmarks/c/seq-mthreaded/rekh_nxt.2.M4-2.c [2023-11-06 23:05:13,574 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92b72707-6898-4409-b272-f4d62499127a/bin/uautomizer-verify-WvqO1wxjHP/data/ce3b026a9/572d6d29bb914e9daad462d2e9ae4b09/FLAGe5f208032 [2023-11-06 23:05:13,593 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92b72707-6898-4409-b272-f4d62499127a/bin/uautomizer-verify-WvqO1wxjHP/data/ce3b026a9/572d6d29bb914e9daad462d2e9ae4b09 [2023-11-06 23:05:13,600 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 23:05:13,601 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 23:05:13,604 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 23:05:13,605 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 23:05:13,611 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 23:05:13,611 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 11:05:13" (1/1) ... [2023-11-06 23:05:13,612 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@579cd743 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:05:13, skipping insertion in model container [2023-11-06 23:05:13,612 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 11:05:13" (1/1) ... [2023-11-06 23:05:13,726 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 23:05:13,965 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92b72707-6898-4409-b272-f4d62499127a/sv-benchmarks/c/seq-mthreaded/rekh_nxt.2.M4-2.c[1765,1778] [2023-11-06 23:05:14,503 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 23:05:14,516 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 23:05:14,526 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"/tmp/aaaa/nxt.bug2.i","-S") [42] [2023-11-06 23:05:14,532 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92b72707-6898-4409-b272-f4d62499127a/sv-benchmarks/c/seq-mthreaded/rekh_nxt.2.M4-2.c[1765,1778] [2023-11-06 23:05:14,813 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 23:05:14,842 INFO L206 MainTranslator]: Completed translation [2023-11-06 23:05:14,843 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:05:14 WrapperNode [2023-11-06 23:05:14,843 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 23:05:14,844 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 23:05:14,844 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 23:05:14,845 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 23:05:14,852 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:05:14" (1/1) ... [2023-11-06 23:05:14,955 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:05:14" (1/1) ... [2023-11-06 23:05:15,160 INFO L138 Inliner]: procedures = 60, calls = 2543, calls flagged for inlining = 21, calls inlined = 21, statements flattened = 5005 [2023-11-06 23:05:15,160 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 23:05:15,161 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 23:05:15,161 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 23:05:15,162 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 23:05:15,170 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:05:14" (1/1) ... [2023-11-06 23:05:15,171 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:05:14" (1/1) ... [2023-11-06 23:05:15,202 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:05:14" (1/1) ... [2023-11-06 23:05:15,202 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:05:14" (1/1) ... [2023-11-06 23:05:15,439 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:05:14" (1/1) ... [2023-11-06 23:05:15,468 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:05:14" (1/1) ... [2023-11-06 23:05:15,496 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:05:14" (1/1) ... [2023-11-06 23:05:15,514 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:05:14" (1/1) ... [2023-11-06 23:05:15,549 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 23:05:15,551 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 23:05:15,551 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 23:05:15,551 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 23:05:15,552 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:05:14" (1/1) ... [2023-11-06 23:05:15,558 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 23:05:15,570 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92b72707-6898-4409-b272-f4d62499127a/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:05:15,589 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92b72707-6898-4409-b272-f4d62499127a/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 23:05:15,663 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92b72707-6898-4409-b272-f4d62499127a/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 23:05:15,687 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 23:05:15,687 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2023-11-06 23:05:15,688 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2023-11-06 23:05:15,688 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_nxtway_gs_mode [2023-11-06 23:05:15,688 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_nxtway_gs_mode [2023-11-06 23:05:15,688 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-06 23:05:15,688 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2023-11-06 23:05:15,688 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2023-11-06 23:05:15,689 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2023-11-06 23:05:15,689 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2023-11-06 23:05:15,689 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_observer_obstacle_flag [2023-11-06 23:05:15,690 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_observer_obstacle_flag [2023-11-06 23:05:15,691 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_obstacle_flag [2023-11-06 23:05:15,691 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_obstacle_flag [2023-11-06 23:05:15,691 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-06 23:05:15,691 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2023-11-06 23:05:15,691 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2023-11-06 23:05:15,692 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_gyro_sensor [2023-11-06 23:05:15,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_gyro_sensor [2023-11-06 23:05:15,692 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts1 [2023-11-06 23:05:15,692 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts1 [2023-11-06 23:05:15,692 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts2 [2023-11-06 23:05:15,693 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts2 [2023-11-06 23:05:15,693 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-06 23:05:15,693 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_hyperperiod [2023-11-06 23:05:15,693 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_hyperperiod [2023-11-06 23:05:15,694 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_Background [2023-11-06 23:05:15,694 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_Background [2023-11-06 23:05:15,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-06 23:05:15,695 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2023-11-06 23:05:15,695 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2023-11-06 23:05:15,695 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_speed [2023-11-06 23:05:15,695 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_speed [2023-11-06 23:05:15,696 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_obstacle_flag [2023-11-06 23:05:15,696 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_obstacle_flag [2023-11-06 23:05:15,696 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-06 23:05:15,697 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-06 23:05:15,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-06 23:05:15,698 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 23:05:15,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 23:05:15,698 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_systick_ms [2023-11-06 23:05:15,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_systick_ms [2023-11-06 23:05:15,698 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2023-11-06 23:05:15,698 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2023-11-06 23:05:15,699 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtway_gs_mode [2023-11-06 23:05:15,699 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtway_gs_mode [2023-11-06 23:05:16,197 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 23:05:16,200 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 23:05:28,314 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 23:05:28,339 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 23:05:28,340 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-06 23:05:28,345 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 11:05:28 BoogieIcfgContainer [2023-11-06 23:05:28,345 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 23:05:28,350 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 23:05:28,350 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 23:05:28,353 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 23:05:28,353 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 11:05:13" (1/3) ... [2023-11-06 23:05:28,354 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@316188f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 11:05:28, skipping insertion in model container [2023-11-06 23:05:28,355 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:05:14" (2/3) ... [2023-11-06 23:05:28,357 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@316188f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 11:05:28, skipping insertion in model container [2023-11-06 23:05:28,357 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 11:05:28" (3/3) ... [2023-11-06 23:05:28,358 INFO L112 eAbstractionObserver]: Analyzing ICFG rekh_nxt.2.M4-2.c [2023-11-06 23:05:28,378 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 23:05:28,379 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 23:05:28,507 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 23:05:28,517 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;@67f7b8b5, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 23:05:28,518 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 23:05:28,531 INFO L276 IsEmpty]: Start isEmpty. Operand has 1944 states, 1149 states have (on average 1.2027850304612706) internal successors, (1382), 1154 states have internal predecessors, (1382), 774 states have call successors, (774), 19 states have call predecessors, (774), 19 states have return successors, (774), 772 states have call predecessors, (774), 774 states have call successors, (774) [2023-11-06 23:05:28,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1311 [2023-11-06 23:05:28,691 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:05:28,693 INFO L195 NwaCegarLoop]: trace histogram [209, 209, 209, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:05:28,694 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:05:28,703 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:05:28,704 INFO L85 PathProgramCache]: Analyzing trace with hash 502494177, now seen corresponding path program 1 times [2023-11-06 23:05:28,716 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:05:28,716 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1510373865] [2023-11-06 23:05:28,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:05:28,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:06:51,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:15,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 23:07:15,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:15,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-11-06 23:07:15,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:15,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-06 23:07:15,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:15,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2023-11-06 23:07:15,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:15,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2023-11-06 23:07:15,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:15,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-11-06 23:07:15,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:15,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2023-11-06 23:07:15,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:15,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2023-11-06 23:07:15,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:15,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-11-06 23:07:15,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:15,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2023-11-06 23:07:15,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:15,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2023-11-06 23:07:15,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:15,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2023-11-06 23:07:15,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:15,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2023-11-06 23:07:15,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:15,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2023-11-06 23:07:15,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:15,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2023-11-06 23:07:15,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:15,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2023-11-06 23:07:15,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:15,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-11-06 23:07:15,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:15,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2023-11-06 23:07:15,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:15,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2023-11-06 23:07:15,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:15,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2023-11-06 23:07:15,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:15,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2023-11-06 23:07:15,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:15,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2023-11-06 23:07:15,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:15,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2023-11-06 23:07:15,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:15,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2023-11-06 23:07:15,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:15,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2023-11-06 23:07:15,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:15,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2023-11-06 23:07:15,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:15,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2023-11-06 23:07:15,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:15,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2023-11-06 23:07:15,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:15,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2023-11-06 23:07:15,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:15,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2023-11-06 23:07:15,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:15,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2023-11-06 23:07:15,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:15,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2023-11-06 23:07:15,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:15,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2023-11-06 23:07:15,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:15,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2023-11-06 23:07:15,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:15,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2023-11-06 23:07:15,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:15,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2023-11-06 23:07:15,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:15,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2023-11-06 23:07:15,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:15,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2023-11-06 23:07:15,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:15,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2023-11-06 23:07:15,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:15,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2023-11-06 23:07:15,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:15,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2023-11-06 23:07:15,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:15,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2023-11-06 23:07:15,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:15,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2023-11-06 23:07:15,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:15,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2023-11-06 23:07:15,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:15,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2023-11-06 23:07:15,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:15,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2023-11-06 23:07:15,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:15,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2023-11-06 23:07:15,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:15,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2023-11-06 23:07:15,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:15,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2023-11-06 23:07:15,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:15,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2023-11-06 23:07:15,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:15,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2023-11-06 23:07:15,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:15,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2023-11-06 23:07:15,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:15,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2023-11-06 23:07:15,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:15,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2023-11-06 23:07:15,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:15,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2023-11-06 23:07:15,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:15,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2023-11-06 23:07:15,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:15,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2023-11-06 23:07:15,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:15,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2023-11-06 23:07:15,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:15,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2023-11-06 23:07:15,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:15,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2023-11-06 23:07:15,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:15,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2023-11-06 23:07:15,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:15,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2023-11-06 23:07:15,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:15,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2023-11-06 23:07:15,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:15,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2023-11-06 23:07:15,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:15,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2023-11-06 23:07:15,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:15,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2023-11-06 23:07:15,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:15,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2023-11-06 23:07:15,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:15,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 408 [2023-11-06 23:07:15,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:15,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 414 [2023-11-06 23:07:15,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:15,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 420 [2023-11-06 23:07:15,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:15,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 426 [2023-11-06 23:07:15,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:15,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2023-11-06 23:07:15,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:15,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 438 [2023-11-06 23:07:16,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 444 [2023-11-06 23:07:16,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 451 [2023-11-06 23:07:16,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2023-11-06 23:07:16,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 466 [2023-11-06 23:07:16,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2023-11-06 23:07:16,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 478 [2023-11-06 23:07:16,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 484 [2023-11-06 23:07:16,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 490 [2023-11-06 23:07:16,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 496 [2023-11-06 23:07:16,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 502 [2023-11-06 23:07:16,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 508 [2023-11-06 23:07:16,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 514 [2023-11-06 23:07:16,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 520 [2023-11-06 23:07:16,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 526 [2023-11-06 23:07:16,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 532 [2023-11-06 23:07:16,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 538 [2023-11-06 23:07:16,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 544 [2023-11-06 23:07:16,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 550 [2023-11-06 23:07:16,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 556 [2023-11-06 23:07:16,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 562 [2023-11-06 23:07:16,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 568 [2023-11-06 23:07:16,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 574 [2023-11-06 23:07:16,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 580 [2023-11-06 23:07:16,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 586 [2023-11-06 23:07:16,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 592 [2023-11-06 23:07:16,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 598 [2023-11-06 23:07:16,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 604 [2023-11-06 23:07:16,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 610 [2023-11-06 23:07:16,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 616 [2023-11-06 23:07:16,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 622 [2023-11-06 23:07:16,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 628 [2023-11-06 23:07:16,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 634 [2023-11-06 23:07:16,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 640 [2023-11-06 23:07:16,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 646 [2023-11-06 23:07:16,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 652 [2023-11-06 23:07:16,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 658 [2023-11-06 23:07:16,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 664 [2023-11-06 23:07:16,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 670 [2023-11-06 23:07:16,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 676 [2023-11-06 23:07:16,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 682 [2023-11-06 23:07:16,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 688 [2023-11-06 23:07:16,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 694 [2023-11-06 23:07:16,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 700 [2023-11-06 23:07:16,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 706 [2023-11-06 23:07:16,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 712 [2023-11-06 23:07:16,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 718 [2023-11-06 23:07:16,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 724 [2023-11-06 23:07:16,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 730 [2023-11-06 23:07:16,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 736 [2023-11-06 23:07:16,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 742 [2023-11-06 23:07:16,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 748 [2023-11-06 23:07:16,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 754 [2023-11-06 23:07:16,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 760 [2023-11-06 23:07:16,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 766 [2023-11-06 23:07:16,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 772 [2023-11-06 23:07:16,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 778 [2023-11-06 23:07:16,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 784 [2023-11-06 23:07:16,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 790 [2023-11-06 23:07:16,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 796 [2023-11-06 23:07:16,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 802 [2023-11-06 23:07:16,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 808 [2023-11-06 23:07:16,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 814 [2023-11-06 23:07:16,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 820 [2023-11-06 23:07:16,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 826 [2023-11-06 23:07:16,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 832 [2023-11-06 23:07:16,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 838 [2023-11-06 23:07:16,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 844 [2023-11-06 23:07:16,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 850 [2023-11-06 23:07:16,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 856 [2023-11-06 23:07:16,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 862 [2023-11-06 23:07:16,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 868 [2023-11-06 23:07:16,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 874 [2023-11-06 23:07:16,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 880 [2023-11-06 23:07:16,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 886 [2023-11-06 23:07:16,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 892 [2023-11-06 23:07:16,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 898 [2023-11-06 23:07:16,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 904 [2023-11-06 23:07:16,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 910 [2023-11-06 23:07:16,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 917 [2023-11-06 23:07:16,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 925 [2023-11-06 23:07:16,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 932 [2023-11-06 23:07:16,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 938 [2023-11-06 23:07:16,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 944 [2023-11-06 23:07:16,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 951 [2023-11-06 23:07:16,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 959 [2023-11-06 23:07:16,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 966 [2023-11-06 23:07:16,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 972 [2023-11-06 23:07:16,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 978 [2023-11-06 23:07:16,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 984 [2023-11-06 23:07:16,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 992 [2023-11-06 23:07:16,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1000 [2023-11-06 23:07:16,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1006 [2023-11-06 23:07:16,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1014 [2023-11-06 23:07:16,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1020 [2023-11-06 23:07:16,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1026 [2023-11-06 23:07:16,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1032 [2023-11-06 23:07:16,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1038 [2023-11-06 23:07:16,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1044 [2023-11-06 23:07:16,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1050 [2023-11-06 23:07:16,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1056 [2023-11-06 23:07:16,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1062 [2023-11-06 23:07:16,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1068 [2023-11-06 23:07:16,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1074 [2023-11-06 23:07:16,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1080 [2023-11-06 23:07:16,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1086 [2023-11-06 23:07:16,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1092 [2023-11-06 23:07:16,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1098 [2023-11-06 23:07:16,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1104 [2023-11-06 23:07:16,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1110 [2023-11-06 23:07:16,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1116 [2023-11-06 23:07:16,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1122 [2023-11-06 23:07:16,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1128 [2023-11-06 23:07:16,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1134 [2023-11-06 23:07:16,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1140 [2023-11-06 23:07:16,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1148 [2023-11-06 23:07:16,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1154 [2023-11-06 23:07:16,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1160 [2023-11-06 23:07:16,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1166 [2023-11-06 23:07:16,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1172 [2023-11-06 23:07:16,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1178 [2023-11-06 23:07:16,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1184 [2023-11-06 23:07:16,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1190 [2023-11-06 23:07:16,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1196 [2023-11-06 23:07:16,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1202 [2023-11-06 23:07:16,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1208 [2023-11-06 23:07:16,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1214 [2023-11-06 23:07:16,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1220 [2023-11-06 23:07:16,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1226 [2023-11-06 23:07:16,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1232 [2023-11-06 23:07:16,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1238 [2023-11-06 23:07:16,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1244 [2023-11-06 23:07:16,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1250 [2023-11-06 23:07:16,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1256 [2023-11-06 23:07:16,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1262 [2023-11-06 23:07:16,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1268 [2023-11-06 23:07:16,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1276 [2023-11-06 23:07:16,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 23:07:16,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1296 [2023-11-06 23:07:16,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:16,741 INFO L134 CoverageAnalysis]: Checked inductivity of 86944 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 86944 trivial. 0 not checked. [2023-11-06 23:07:16,742 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:07:16,742 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1510373865] [2023-11-06 23:07:16,743 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1510373865] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:07:16,743 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:07:16,744 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-06 23:07:16,745 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [92281711] [2023-11-06 23:07:16,746 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:07:16,756 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 23:07:16,756 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:07:16,790 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 23:07:16,791 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-06 23:07:16,799 INFO L87 Difference]: Start difference. First operand has 1944 states, 1149 states have (on average 1.2027850304612706) internal successors, (1382), 1154 states have internal predecessors, (1382), 774 states have call successors, (774), 19 states have call predecessors, (774), 19 states have return successors, (774), 772 states have call predecessors, (774), 774 states have call successors, (774) Second operand has 4 states, 4 states have (on average 65.5) internal successors, (262), 2 states have internal predecessors, (262), 2 states have call successors, (213), 4 states have call predecessors, (213), 2 states have return successors, (211), 2 states have call predecessors, (211), 2 states have call successors, (211) [2023-11-06 23:07:18,862 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 23:07:20,872 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 23:07:26,040 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 23:07:35,022 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:07:35,022 INFO L93 Difference]: Finished difference Result 3995 states and 6823 transitions. [2023-11-06 23:07:35,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-06 23:07:35,026 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 65.5) internal successors, (262), 2 states have internal predecessors, (262), 2 states have call successors, (213), 4 states have call predecessors, (213), 2 states have return successors, (211), 2 states have call predecessors, (211), 2 states have call successors, (211) Word has length 1310 [2023-11-06 23:07:35,026 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:07:35,063 INFO L225 Difference]: With dead ends: 3995 [2023-11-06 23:07:35,063 INFO L226 Difference]: Without dead ends: 2051 [2023-11-06 23:07:35,102 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 633 GetRequests, 631 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-06 23:07:35,105 INFO L413 NwaCegarLoop]: 2464 mSDtfsCounter, 429 mSDsluCounter, 1331 mSDsCounter, 0 mSdLazyCounter, 2876 mSolverCounterSat, 818 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 669 SdHoareTripleChecker+Valid, 3795 SdHoareTripleChecker+Invalid, 3697 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 818 IncrementalHoareTripleChecker+Valid, 2876 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.6s IncrementalHoareTripleChecker+Time [2023-11-06 23:07:35,106 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [669 Valid, 3795 Invalid, 3697 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [818 Valid, 2876 Invalid, 3 Unknown, 0 Unchecked, 17.6s Time] [2023-11-06 23:07:35,133 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2051 states. [2023-11-06 23:07:35,742 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2051 to 1939. [2023-11-06 23:07:35,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1939 states, 1145 states have (on average 1.2008733624454149) internal successors, (1375), 1150 states have internal predecessors, (1375), 774 states have call successors, (774), 19 states have call predecessors, (774), 19 states have return successors, (773), 771 states have call predecessors, (773), 773 states have call successors, (773) [2023-11-06 23:07:35,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1939 states to 1939 states and 2922 transitions. [2023-11-06 23:07:35,786 INFO L78 Accepts]: Start accepts. Automaton has 1939 states and 2922 transitions. Word has length 1310 [2023-11-06 23:07:35,787 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:07:35,788 INFO L495 AbstractCegarLoop]: Abstraction has 1939 states and 2922 transitions. [2023-11-06 23:07:35,788 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 65.5) internal successors, (262), 2 states have internal predecessors, (262), 2 states have call successors, (213), 4 states have call predecessors, (213), 2 states have return successors, (211), 2 states have call predecessors, (211), 2 states have call successors, (211) [2023-11-06 23:07:35,789 INFO L276 IsEmpty]: Start isEmpty. Operand 1939 states and 2922 transitions. [2023-11-06 23:07:36,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1311 [2023-11-06 23:07:36,002 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:07:36,003 INFO L195 NwaCegarLoop]: trace histogram [209, 209, 209, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:07:36,003 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-06 23:07:36,004 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:07:36,004 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:07:36,005 INFO L85 PathProgramCache]: Analyzing trace with hash 1828252055, now seen corresponding path program 1 times [2023-11-06 23:07:36,005 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:07:36,005 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1375802297] [2023-11-06 23:07:36,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:07:36,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:09:07,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat