./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-commit-tester/m0_drivers-media-radio-si4713-i2c-ko--111_1a--064368f-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e7bb482b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76218055-2d6d-402e-bb53-c83e6998ec5d/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76218055-2d6d-402e-bb53-c83e6998ec5d/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_76218055-2d6d-402e-bb53-c83e6998ec5d/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76218055-2d6d-402e-bb53-c83e6998ec5d/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-commit-tester/m0_drivers-media-radio-si4713-i2c-ko--111_1a--064368f-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76218055-2d6d-402e-bb53-c83e6998ec5d/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76218055-2d6d-402e-bb53-c83e6998ec5d/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 64bit --witnessprinter.graph.data.programhash 6eb9348af754e598a94b08c8ab1d1ba8b50e9f79e34a72936f4d36ffd0927628 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:24:48,294 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:24:48,391 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76218055-2d6d-402e-bb53-c83e6998ec5d/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-06 22:24:48,395 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:24:48,396 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:24:48,421 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:24:48,422 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:24:48,423 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:24:48,423 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 22:24:48,424 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 22:24:48,425 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:24:48,425 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:24:48,426 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:24:48,426 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:24:48,427 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 22:24:48,427 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 22:24:48,428 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:24:48,428 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 22:24:48,429 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 22:24:48,429 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 22:24:48,430 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:24:48,436 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:24:48,436 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:24:48,437 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:24:48,438 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 22:24:48,438 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:24:48,439 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:24:48,439 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 22:24:48,439 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 22:24:48,440 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 22:24:48,441 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 22:24:48,442 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 22:24:48,442 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 22:24:48,442 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 22:24:48,442 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 22:24:48,443 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 22:24:48,443 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_76218055-2d6d-402e-bb53-c83e6998ec5d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76218055-2d6d-402e-bb53-c83e6998ec5d/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6eb9348af754e598a94b08c8ab1d1ba8b50e9f79e34a72936f4d36ffd0927628 [2023-11-06 22:24:48,749 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:24:48,781 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:24:48,785 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:24:48,787 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:24:48,788 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:24:48,789 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76218055-2d6d-402e-bb53-c83e6998ec5d/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/ldv-commit-tester/m0_drivers-media-radio-si4713-i2c-ko--111_1a--064368f-1.i [2023-11-06 22:24:52,005 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:24:52,555 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:24:52,555 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76218055-2d6d-402e-bb53-c83e6998ec5d/sv-benchmarks/c/ldv-commit-tester/m0_drivers-media-radio-si4713-i2c-ko--111_1a--064368f-1.i [2023-11-06 22:24:52,609 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76218055-2d6d-402e-bb53-c83e6998ec5d/bin/uautomizer-verify-WvqO1wxjHP/data/e8fcd7c22/224d1e9949dc46a4b6e683f612d6485d/FLAG8f09b2ad9 [2023-11-06 22:24:52,633 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76218055-2d6d-402e-bb53-c83e6998ec5d/bin/uautomizer-verify-WvqO1wxjHP/data/e8fcd7c22/224d1e9949dc46a4b6e683f612d6485d [2023-11-06 22:24:52,639 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:24:52,642 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:24:52,646 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:24:52,648 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:24:52,654 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:24:52,657 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:24:52" (1/1) ... [2023-11-06 22:24:52,658 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@bde1915 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:24:52, skipping insertion in model container [2023-11-06 22:24:52,658 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:24:52" (1/1) ... [2023-11-06 22:24:52,806 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:24:54,195 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_76218055-2d6d-402e-bb53-c83e6998ec5d/sv-benchmarks/c/ldv-commit-tester/m0_drivers-media-radio-si4713-i2c-ko--111_1a--064368f-1.i[176209,176222] [2023-11-06 22:24:54,227 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:24:54,255 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:24:54,525 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_76218055-2d6d-402e-bb53-c83e6998ec5d/sv-benchmarks/c/ldv-commit-tester/m0_drivers-media-radio-si4713-i2c-ko--111_1a--064368f-1.i[176209,176222] [2023-11-06 22:24:54,544 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:24:54,730 WARN L672 CHandler]: The function strncpy is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 22:24:54,738 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:24:54,738 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:24:54 WrapperNode [2023-11-06 22:24:54,739 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:24:54,740 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:24:54,740 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:24:54,741 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:24:54,749 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:24:54" (1/1) ... [2023-11-06 22:24:54,850 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:24:54" (1/1) ... [2023-11-06 22:24:54,992 INFO L138 Inliner]: procedures = 146, calls = 1243, calls flagged for inlining = 65, calls inlined = 65, statements flattened = 3155 [2023-11-06 22:24:54,992 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:24:54,993 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:24:54,993 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:24:54,994 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:24:55,003 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:24:54" (1/1) ... [2023-11-06 22:24:55,004 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:24:54" (1/1) ... [2023-11-06 22:24:55,023 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:24:54" (1/1) ... [2023-11-06 22:24:55,024 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:24:54" (1/1) ... [2023-11-06 22:24:55,109 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:24:54" (1/1) ... [2023-11-06 22:24:55,129 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:24:54" (1/1) ... [2023-11-06 22:24:55,153 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:24:54" (1/1) ... [2023-11-06 22:24:55,185 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:24:54" (1/1) ... [2023-11-06 22:24:55,216 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:24:55,217 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:24:55,217 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:24:55,217 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:24:55,218 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:24:54" (1/1) ... [2023-11-06 22:24:55,224 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:24:55,236 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76218055-2d6d-402e-bb53-c83e6998ec5d/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:24:55,253 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76218055-2d6d-402e-bb53-c83e6998ec5d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 22:24:55,283 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76218055-2d6d-402e-bb53-c83e6998ec5d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 22:24:55,294 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_set_rds_radio_text [2023-11-06 22:24:55,294 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_set_rds_radio_text [2023-11-06 22:24:55,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-06 22:24:55,294 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-06 22:24:55,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-06 22:24:55,295 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-06 22:24:55,295 INFO L130 BoogieDeclarations]: Found specification of procedure gpio_is_valid [2023-11-06 22:24:55,295 INFO L138 BoogieDeclarations]: Found implementation of procedure gpio_is_valid [2023-11-06 22:24:55,295 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_wait_stc [2023-11-06 22:24:55,295 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_wait_stc [2023-11-06 22:24:55,296 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_usecs [2023-11-06 22:24:55,296 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_usecs [2023-11-06 22:24:55,296 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_set_mute [2023-11-06 22:24:55,296 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_set_mute [2023-11-06 22:24:55,296 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-06 22:24:55,296 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-06 22:24:55,297 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion_timeout [2023-11-06 22:24:55,297 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion_timeout [2023-11-06 22:24:55,297 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-06 22:24:55,297 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-06 22:24:55,297 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_set_power_state [2023-11-06 22:24:55,297 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_set_power_state [2023-11-06 22:24:55,298 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_choose_econtrol_action [2023-11-06 22:24:55,298 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_choose_econtrol_action [2023-11-06 22:24:55,298 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_len [2023-11-06 22:24:55,298 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_len [2023-11-06 22:24:55,299 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-06 22:24:55,299 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-06 22:24:55,299 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2023-11-06 22:24:55,299 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2023-11-06 22:24:55,299 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_write_econtrol_tune [2023-11-06 22:24:55,300 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_write_econtrol_tune [2023-11-06 22:24:55,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-06 22:24:55,301 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-11-06 22:24:55,301 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-11-06 22:24:55,301 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2023-11-06 22:24:55,302 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2023-11-06 22:24:55,302 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__copy_from_user_1 [2023-11-06 22:24:55,302 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__copy_from_user_1 [2023-11-06 22:24:55,302 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2023-11-06 22:24:55,302 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2023-11-06 22:24:55,302 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-06 22:24:55,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-06 22:24:55,303 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_strlen [2023-11-06 22:24:55,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_strlen [2023-11-06 22:24:55,303 INFO L130 BoogieDeclarations]: Found specification of procedure gpio_set_value [2023-11-06 22:24:55,303 INFO L138 BoogieDeclarations]: Found implementation of procedure gpio_set_value [2023-11-06 22:24:55,303 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_tx_rds_buff [2023-11-06 22:24:55,304 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_tx_rds_buff [2023-11-06 22:24:55,304 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-06 22:24:55,304 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_query_fill [2023-11-06 22:24:55,304 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_query_fill [2023-11-06 22:24:55,304 INFO L130 BoogieDeclarations]: Found specification of procedure validate_range [2023-11-06 22:24:55,304 INFO L138 BoogieDeclarations]: Found implementation of procedure validate_range [2023-11-06 22:24:55,304 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_bulk_free [2023-11-06 22:24:55,305 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_bulk_free [2023-11-06 22:24:55,305 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_write_econtrol_integers [2023-11-06 22:24:55,305 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_write_econtrol_integers [2023-11-06 22:24:55,305 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 22:24:55,305 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-06 22:24:55,305 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_bulk_disable [2023-11-06 22:24:55,306 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_bulk_disable [2023-11-06 22:24:55,306 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-06 22:24:55,306 INFO L130 BoogieDeclarations]: Found specification of procedure gpio_free [2023-11-06 22:24:55,306 INFO L138 BoogieDeclarations]: Found implementation of procedure gpio_free [2023-11-06 22:24:55,306 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_send_command [2023-11-06 22:24:55,306 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_send_command [2023-11-06 22:24:55,307 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_get_subdevdata [2023-11-06 22:24:55,307 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_get_subdevdata [2023-11-06 22:24:55,308 INFO L130 BoogieDeclarations]: Found specification of procedure usecs_to_jiffies [2023-11-06 22:24:55,308 INFO L138 BoogieDeclarations]: Found implementation of procedure usecs_to_jiffies [2023-11-06 22:24:55,309 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_write_property [2023-11-06 22:24:55,309 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_write_property [2023-11-06 22:24:55,309 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-06 22:24:55,309 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-11-06 22:24:55,310 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-11-06 22:24:55,310 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-06 22:24:55,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-06 22:24:55,310 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_read_property [2023-11-06 22:24:55,311 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_read_property [2023-11-06 22:24:55,311 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2023-11-06 22:24:55,311 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2023-11-06 22:24:55,311 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_s_frequency [2023-11-06 22:24:55,311 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_s_frequency [2023-11-06 22:24:55,312 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-06 22:24:55,312 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-06 22:24:55,312 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_copy_from_user_7 [2023-11-06 22:24:55,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_copy_from_user_7 [2023-11-06 22:24:55,312 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-06 22:24:55,312 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-06 22:24:55,313 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-11-06 22:24:55,313 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-11-06 22:24:55,313 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2023-11-06 22:24:55,314 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2023-11-06 22:24:55,314 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-06 22:24:55,314 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2023-11-06 22:24:55,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2023-11-06 22:24:55,314 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_tx_tune_status [2023-11-06 22:24:55,314 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_tx_tune_status [2023-11-06 22:24:55,315 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_ret_val [2023-11-06 22:24:55,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_ret_val [2023-11-06 22:24:55,315 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_update_tune_status [2023-11-06 22:24:55,315 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_update_tune_status [2023-11-06 22:24:55,315 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_set_rds_ps_name [2023-11-06 22:24:55,315 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_set_rds_ps_name [2023-11-06 22:24:55,315 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_queryctrl [2023-11-06 22:24:55,316 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_queryctrl [2023-11-06 22:24:55,316 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_s_modulator [2023-11-06 22:24:55,316 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_s_modulator [2023-11-06 22:24:55,316 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-06 22:24:55,316 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2023-11-06 22:24:55,316 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:24:55,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:24:55,975 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:24:55,978 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:25:01,104 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:25:01,121 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:25:01,121 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-06 22:25:01,125 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:25:01 BoogieIcfgContainer [2023-11-06 22:25:01,126 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:25:01,128 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 22:25:01,129 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 22:25:01,132 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 22:25:01,133 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:24:52" (1/3) ... [2023-11-06 22:25:01,134 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60b4251 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:25:01, skipping insertion in model container [2023-11-06 22:25:01,134 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:24:54" (2/3) ... [2023-11-06 22:25:01,134 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60b4251 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:25:01, skipping insertion in model container [2023-11-06 22:25:01,135 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:25:01" (3/3) ... [2023-11-06 22:25:01,136 INFO L112 eAbstractionObserver]: Analyzing ICFG m0_drivers-media-radio-si4713-i2c-ko--111_1a--064368f-1.i [2023-11-06 22:25:01,157 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 22:25:01,158 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 22:25:01,250 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 22:25:01,260 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;@3320ccef, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 22:25:01,260 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 22:25:01,273 INFO L276 IsEmpty]: Start isEmpty. Operand has 1165 states, 871 states have (on average 1.4087256027554536) internal successors, (1227), 879 states have internal predecessors, (1227), 244 states have call successors, (244), 48 states have call predecessors, (244), 48 states have return successors, (244), 244 states have call predecessors, (244), 244 states have call successors, (244) [2023-11-06 22:25:01,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-11-06 22:25:01,313 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:25:01,314 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:25:01,315 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:25:01,320 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:25:01,321 INFO L85 PathProgramCache]: Analyzing trace with hash 734361040, now seen corresponding path program 1 times [2023-11-06 22:25:01,330 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:25:01,330 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1519761014] [2023-11-06 22:25:01,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:25:01,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:25:01,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:02,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 22:25:02,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:02,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-06 22:25:02,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:02,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-06 22:25:02,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:02,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-11-06 22:25:02,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:02,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-06 22:25:02,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:02,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-06 22:25:02,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:02,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-06 22:25:02,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:02,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2023-11-06 22:25:02,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:02,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2023-11-06 22:25:02,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:02,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 22:25:02,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:02,700 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2023-11-06 22:25:02,700 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:25:02,701 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1519761014] [2023-11-06 22:25:02,702 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1519761014] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 22:25:02,702 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [622162032] [2023-11-06 22:25:02,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:25:02,702 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:25:02,703 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76218055-2d6d-402e-bb53-c83e6998ec5d/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:25:02,708 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76218055-2d6d-402e-bb53-c83e6998ec5d/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:25:02,727 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76218055-2d6d-402e-bb53-c83e6998ec5d/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-06 22:25:03,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:03,460 INFO L262 TraceCheckSpWp]: Trace formula consists of 1310 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-06 22:25:03,469 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:25:03,557 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2023-11-06 22:25:03,559 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:25:03,560 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [622162032] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:25:03,560 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-06 22:25:03,560 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 6 [2023-11-06 22:25:03,562 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1910379315] [2023-11-06 22:25:03,562 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:25:03,567 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-06 22:25:03,567 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:25:03,604 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-06 22:25:03,605 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-06 22:25:03,610 INFO L87 Difference]: Start difference. First operand has 1165 states, 871 states have (on average 1.4087256027554536) internal successors, (1227), 879 states have internal predecessors, (1227), 244 states have call successors, (244), 48 states have call predecessors, (244), 48 states have return successors, (244), 244 states have call predecessors, (244), 244 states have call successors, (244) Second operand has 5 states, 5 states have (on average 10.8) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (12), 2 states have call predecessors, (12), 3 states have return successors, (10), 3 states have call predecessors, (10), 2 states have call successors, (10) [2023-11-06 22:25:03,861 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:25:03,861 INFO L93 Difference]: Finished difference Result 2331 states and 3459 transitions. [2023-11-06 22:25:03,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-06 22:25:03,864 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (12), 2 states have call predecessors, (12), 3 states have return successors, (10), 3 states have call predecessors, (10), 2 states have call successors, (10) Word has length 87 [2023-11-06 22:25:03,865 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:25:03,901 INFO L225 Difference]: With dead ends: 2331 [2023-11-06 22:25:03,901 INFO L226 Difference]: Without dead ends: 1156 [2023-11-06 22:25:03,922 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 107 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-06 22:25:03,926 INFO L413 NwaCegarLoop]: 1706 mSDtfsCounter, 1 mSDsluCounter, 5111 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 6817 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:25:03,927 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 6817 Invalid, 14 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:25:03,950 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1156 states. [2023-11-06 22:25:04,059 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1156 to 1156. [2023-11-06 22:25:04,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1156 states, 863 states have (on average 1.3974507531865585) internal successors, (1206), 871 states have internal predecessors, (1206), 243 states have call successors, (243), 48 states have call predecessors, (243), 49 states have return successors, (250), 243 states have call predecessors, (250), 243 states have call successors, (250) [2023-11-06 22:25:04,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1156 states to 1156 states and 1699 transitions. [2023-11-06 22:25:04,081 INFO L78 Accepts]: Start accepts. Automaton has 1156 states and 1699 transitions. Word has length 87 [2023-11-06 22:25:04,082 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:25:04,082 INFO L495 AbstractCegarLoop]: Abstraction has 1156 states and 1699 transitions. [2023-11-06 22:25:04,082 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (12), 2 states have call predecessors, (12), 3 states have return successors, (10), 3 states have call predecessors, (10), 2 states have call successors, (10) [2023-11-06 22:25:04,083 INFO L276 IsEmpty]: Start isEmpty. Operand 1156 states and 1699 transitions. [2023-11-06 22:25:04,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2023-11-06 22:25:04,090 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:25:04,090 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 5, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:25:04,105 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76218055-2d6d-402e-bb53-c83e6998ec5d/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-06 22:25:04,300 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76218055-2d6d-402e-bb53-c83e6998ec5d/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-06 22:25:04,300 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:25:04,301 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:25:04,301 INFO L85 PathProgramCache]: Analyzing trace with hash 1780417907, now seen corresponding path program 1 times [2023-11-06 22:25:04,301 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:25:04,301 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [674522252] [2023-11-06 22:25:04,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:25:04,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:25:04,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:04,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 22:25:04,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:04,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-06 22:25:04,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:04,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-06 22:25:04,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:05,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-06 22:25:05,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:05,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-06 22:25:05,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:05,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-11-06 22:25:05,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:05,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-06 22:25:05,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:05,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-11-06 22:25:05,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:05,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2023-11-06 22:25:05,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:05,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 22:25:05,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:05,096 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 4 proven. 6 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2023-11-06 22:25:05,097 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:25:05,097 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [674522252] [2023-11-06 22:25:05,098 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [674522252] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 22:25:05,099 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1006666932] [2023-11-06 22:25:05,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:25:05,099 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:25:05,100 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76218055-2d6d-402e-bb53-c83e6998ec5d/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:25:05,101 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76218055-2d6d-402e-bb53-c83e6998ec5d/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:25:05,131 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76218055-2d6d-402e-bb53-c83e6998ec5d/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-06 22:25:05,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:05,791 INFO L262 TraceCheckSpWp]: Trace formula consists of 1340 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-06 22:25:05,797 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:25:05,851 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-06 22:25:05,852 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:25:05,852 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1006666932] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:25:05,852 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-06 22:25:05,852 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 6 [2023-11-06 22:25:05,853 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [70471246] [2023-11-06 22:25:05,853 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:25:05,854 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-06 22:25:05,854 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:25:05,855 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-06 22:25:05,856 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-06 22:25:05,857 INFO L87 Difference]: Start difference. First operand 1156 states and 1699 transitions. Second operand has 5 states, 5 states have (on average 11.6) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (12), 2 states have call predecessors, (12), 3 states have return successors, (10), 3 states have call predecessors, (10), 2 states have call successors, (10) [2023-11-06 22:25:05,999 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:25:05,999 INFO L93 Difference]: Finished difference Result 2304 states and 3385 transitions. [2023-11-06 22:25:06,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-06 22:25:06,000 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (12), 2 states have call predecessors, (12), 3 states have return successors, (10), 3 states have call predecessors, (10), 2 states have call successors, (10) Word has length 90 [2023-11-06 22:25:06,000 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:25:06,012 INFO L225 Difference]: With dead ends: 2304 [2023-11-06 22:25:06,012 INFO L226 Difference]: Without dead ends: 1156 [2023-11-06 22:25:06,019 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 110 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-06 22:25:06,021 INFO L413 NwaCegarLoop]: 1690 mSDtfsCounter, 0 mSDsluCounter, 5062 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 6752 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:25:06,022 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 6752 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:25:06,025 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1156 states. [2023-11-06 22:25:06,073 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1156 to 1156. [2023-11-06 22:25:06,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1156 states, 863 states have (on average 1.3974507531865585) internal successors, (1206), 871 states have internal predecessors, (1206), 243 states have call successors, (243), 48 states have call predecessors, (243), 49 states have return successors, (249), 243 states have call predecessors, (249), 243 states have call successors, (249) [2023-11-06 22:25:06,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1156 states to 1156 states and 1698 transitions. [2023-11-06 22:25:06,091 INFO L78 Accepts]: Start accepts. Automaton has 1156 states and 1698 transitions. Word has length 90 [2023-11-06 22:25:06,091 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:25:06,091 INFO L495 AbstractCegarLoop]: Abstraction has 1156 states and 1698 transitions. [2023-11-06 22:25:06,092 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (12), 2 states have call predecessors, (12), 3 states have return successors, (10), 3 states have call predecessors, (10), 2 states have call successors, (10) [2023-11-06 22:25:06,092 INFO L276 IsEmpty]: Start isEmpty. Operand 1156 states and 1698 transitions. [2023-11-06 22:25:06,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2023-11-06 22:25:06,096 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:25:06,097 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 4, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:25:06,112 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76218055-2d6d-402e-bb53-c83e6998ec5d/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-06 22:25:06,306 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76218055-2d6d-402e-bb53-c83e6998ec5d/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:25:06,307 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:25:06,307 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:25:06,307 INFO L85 PathProgramCache]: Analyzing trace with hash 1020897852, now seen corresponding path program 2 times [2023-11-06 22:25:06,308 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:25:06,308 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1543721537] [2023-11-06 22:25:06,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:25:06,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:25:06,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:07,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 22:25:07,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:07,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-06 22:25:07,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:07,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-06 22:25:07,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:08,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-06 22:25:08,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:08,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-06 22:25:08,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:08,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-06 22:25:08,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:08,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-11-06 22:25:08,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:08,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-06 22:25:08,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:08,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2023-11-06 22:25:08,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:08,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 22:25:08,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:08,204 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2023-11-06 22:25:08,205 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:25:08,205 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1543721537] [2023-11-06 22:25:08,205 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1543721537] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:25:08,205 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:25:08,205 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-11-06 22:25:08,206 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [712396801] [2023-11-06 22:25:08,206 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:25:08,206 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-06 22:25:08,207 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:25:08,207 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-06 22:25:08,207 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2023-11-06 22:25:08,208 INFO L87 Difference]: Start difference. First operand 1156 states and 1698 transitions. Second operand has 9 states, 7 states have (on average 7.571428571428571) internal successors, (53), 8 states have internal predecessors, (53), 4 states have call successors, (12), 3 states have call predecessors, (12), 2 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) [2023-11-06 22:25:17,097 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.47s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:25:18,384 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.29s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:25:20,369 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.98s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:25:22,378 WARN L539 Checker$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 22:25:22,695 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:25:22,695 INFO L93 Difference]: Finished difference Result 2332 states and 3427 transitions. [2023-11-06 22:25:22,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-06 22:25:22,696 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 7 states have (on average 7.571428571428571) internal successors, (53), 8 states have internal predecessors, (53), 4 states have call successors, (12), 3 states have call predecessors, (12), 2 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) Word has length 93 [2023-11-06 22:25:22,697 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:25:22,707 INFO L225 Difference]: With dead ends: 2332 [2023-11-06 22:25:22,708 INFO L226 Difference]: Without dead ends: 1199 [2023-11-06 22:25:22,714 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=43, Invalid=139, Unknown=0, NotChecked=0, Total=182 [2023-11-06 22:25:22,716 INFO L413 NwaCegarLoop]: 1399 mSDtfsCounter, 322 mSDsluCounter, 6530 mSDsCounter, 0 mSdLazyCounter, 3406 mSolverCounterSat, 221 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 367 SdHoareTripleChecker+Valid, 7929 SdHoareTripleChecker+Invalid, 3628 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 221 IncrementalHoareTripleChecker+Valid, 3406 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.2s IncrementalHoareTripleChecker+Time [2023-11-06 22:25:22,716 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [367 Valid, 7929 Invalid, 3628 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [221 Valid, 3406 Invalid, 1 Unknown, 0 Unchecked, 14.2s Time] [2023-11-06 22:25:22,720 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1199 states. [2023-11-06 22:25:22,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1199 to 1162. [2023-11-06 22:25:22,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1162 states, 868 states have (on average 1.3963133640552996) internal successors, (1212), 876 states have internal predecessors, (1212), 243 states have call successors, (243), 48 states have call predecessors, (243), 50 states have return successors, (252), 244 states have call predecessors, (252), 243 states have call successors, (252) [2023-11-06 22:25:22,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1162 states to 1162 states and 1707 transitions. [2023-11-06 22:25:22,781 INFO L78 Accepts]: Start accepts. Automaton has 1162 states and 1707 transitions. Word has length 93 [2023-11-06 22:25:22,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:25:22,782 INFO L495 AbstractCegarLoop]: Abstraction has 1162 states and 1707 transitions. [2023-11-06 22:25:22,782 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 7 states have (on average 7.571428571428571) internal successors, (53), 8 states have internal predecessors, (53), 4 states have call successors, (12), 3 states have call predecessors, (12), 2 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) [2023-11-06 22:25:22,783 INFO L276 IsEmpty]: Start isEmpty. Operand 1162 states and 1707 transitions. [2023-11-06 22:25:22,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2023-11-06 22:25:22,787 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:25:22,787 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 4, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:25:22,788 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-06 22:25:22,788 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:25:22,789 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:25:22,789 INFO L85 PathProgramCache]: Analyzing trace with hash 131201441, now seen corresponding path program 1 times [2023-11-06 22:25:22,789 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:25:22,789 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1832673140] [2023-11-06 22:25:22,790 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:25:22,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:25:22,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:24,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 22:25:24,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:24,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-06 22:25:24,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:24,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-06 22:25:24,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:24,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-06 22:25:24,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:24,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-06 22:25:24,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:24,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-06 22:25:24,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:24,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-11-06 22:25:24,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:24,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-06 22:25:24,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:24,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2023-11-06 22:25:24,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:24,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-06 22:25:24,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:24,498 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2023-11-06 22:25:24,498 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:25:24,498 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1832673140] [2023-11-06 22:25:24,499 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1832673140] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:25:24,499 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:25:24,499 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2023-11-06 22:25:24,499 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [470547869] [2023-11-06 22:25:24,499 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:25:24,500 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-06 22:25:24,500 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:25:24,501 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-06 22:25:24,501 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2023-11-06 22:25:24,501 INFO L87 Difference]: Start difference. First operand 1162 states and 1707 transitions. Second operand has 10 states, 8 states have (on average 6.75) internal successors, (54), 9 states have internal predecessors, (54), 4 states have call successors, (12), 3 states have call predecessors, (12), 2 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) [2023-11-06 22:25:35,607 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.63s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:25:37,395 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.79s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:25:39,203 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.81s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:25:41,214 WARN L539 Checker$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 22:25:43,221 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:25:44,945 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.72s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:25:45,296 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:25:45,296 INFO L93 Difference]: Finished difference Result 2347 states and 3450 transitions. [2023-11-06 22:25:45,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-11-06 22:25:45,297 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 8 states have (on average 6.75) internal successors, (54), 9 states have internal predecessors, (54), 4 states have call successors, (12), 3 states have call predecessors, (12), 2 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) Word has length 94 [2023-11-06 22:25:45,298 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:25:45,309 INFO L225 Difference]: With dead ends: 2347 [2023-11-06 22:25:45,310 INFO L226 Difference]: Without dead ends: 1208 [2023-11-06 22:25:45,317 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=53, Invalid=187, Unknown=0, NotChecked=0, Total=240 [2023-11-06 22:25:45,318 INFO L413 NwaCegarLoop]: 1409 mSDtfsCounter, 357 mSDsluCounter, 8729 mSDsCounter, 0 mSdLazyCounter, 4616 mSolverCounterSat, 276 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 383 SdHoareTripleChecker+Valid, 10138 SdHoareTripleChecker+Invalid, 4894 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 276 IncrementalHoareTripleChecker+Valid, 4616 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.4s IncrementalHoareTripleChecker+Time [2023-11-06 22:25:45,319 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [383 Valid, 10138 Invalid, 4894 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [276 Valid, 4616 Invalid, 2 Unknown, 0 Unchecked, 20.4s Time] [2023-11-06 22:25:45,323 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1208 states. [2023-11-06 22:25:45,380 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1208 to 1162. [2023-11-06 22:25:45,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1162 states, 868 states have (on average 1.3963133640552996) internal successors, (1212), 876 states have internal predecessors, (1212), 243 states have call successors, (243), 48 states have call predecessors, (243), 50 states have return successors, (252), 244 states have call predecessors, (252), 243 states have call successors, (252) [2023-11-06 22:25:45,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1162 states to 1162 states and 1707 transitions. [2023-11-06 22:25:45,398 INFO L78 Accepts]: Start accepts. Automaton has 1162 states and 1707 transitions. Word has length 94 [2023-11-06 22:25:45,399 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:25:45,399 INFO L495 AbstractCegarLoop]: Abstraction has 1162 states and 1707 transitions. [2023-11-06 22:25:45,400 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 8 states have (on average 6.75) internal successors, (54), 9 states have internal predecessors, (54), 4 states have call successors, (12), 3 states have call predecessors, (12), 2 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) [2023-11-06 22:25:45,400 INFO L276 IsEmpty]: Start isEmpty. Operand 1162 states and 1707 transitions. [2023-11-06 22:25:45,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2023-11-06 22:25:45,405 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:25:45,405 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 4, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:25:45,405 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-06 22:25:45,406 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:25:45,406 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:25:45,407 INFO L85 PathProgramCache]: Analyzing trace with hash -831825956, now seen corresponding path program 1 times [2023-11-06 22:25:45,407 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:25:45,407 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1747278500] [2023-11-06 22:25:45,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:25:45,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:25:45,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:46,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 22:25:46,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:46,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-06 22:25:46,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:46,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-06 22:25:46,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:46,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-06 22:25:46,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:46,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-06 22:25:46,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:46,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-06 22:25:46,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:46,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-11-06 22:25:46,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:46,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-06 22:25:46,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:46,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2023-11-06 22:25:46,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:46,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 22:25:46,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:46,954 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2023-11-06 22:25:46,954 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:25:46,954 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1747278500] [2023-11-06 22:25:46,955 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1747278500] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:25:46,955 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:25:46,955 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2023-11-06 22:25:46,955 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1289122273] [2023-11-06 22:25:46,955 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:25:46,957 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-06 22:25:46,957 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:25:46,958 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-06 22:25:46,959 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2023-11-06 22:25:46,959 INFO L87 Difference]: Start difference. First operand 1162 states and 1707 transitions. Second operand has 10 states, 8 states have (on average 6.75) internal successors, (54), 9 states have internal predecessors, (54), 4 states have call successors, (12), 3 states have call predecessors, (12), 2 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) [2023-11-06 22:25:56,530 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:25:57,925 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:25:59,139 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:26:00,203 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:26:02,087 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.88s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:26:02,404 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:26:02,405 INFO L93 Difference]: Finished difference Result 2342 states and 3439 transitions. [2023-11-06 22:26:02,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-11-06 22:26:02,405 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 8 states have (on average 6.75) internal successors, (54), 9 states have internal predecessors, (54), 4 states have call successors, (12), 3 states have call predecessors, (12), 2 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) Word has length 94 [2023-11-06 22:26:02,406 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:26:02,416 INFO L225 Difference]: With dead ends: 2342 [2023-11-06 22:26:02,416 INFO L226 Difference]: Without dead ends: 1203 [2023-11-06 22:26:02,422 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=59, Invalid=213, Unknown=0, NotChecked=0, Total=272 [2023-11-06 22:26:02,423 INFO L413 NwaCegarLoop]: 1396 mSDtfsCounter, 316 mSDsluCounter, 8871 mSDsCounter, 0 mSdLazyCounter, 4442 mSolverCounterSat, 219 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 361 SdHoareTripleChecker+Valid, 10267 SdHoareTripleChecker+Invalid, 4661 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 219 IncrementalHoareTripleChecker+Valid, 4442 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.1s IncrementalHoareTripleChecker+Time [2023-11-06 22:26:02,424 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [361 Valid, 10267 Invalid, 4661 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [219 Valid, 4442 Invalid, 0 Unknown, 0 Unchecked, 15.1s Time] [2023-11-06 22:26:02,427 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1203 states. [2023-11-06 22:26:02,472 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1203 to 1169. [2023-11-06 22:26:02,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1169 states, 874 states have (on average 1.394736842105263) internal successors, (1219), 882 states have internal predecessors, (1219), 243 states have call successors, (243), 48 states have call predecessors, (243), 51 states have return successors, (255), 245 states have call predecessors, (255), 243 states have call successors, (255) [2023-11-06 22:26:02,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1169 states to 1169 states and 1717 transitions. [2023-11-06 22:26:02,484 INFO L78 Accepts]: Start accepts. Automaton has 1169 states and 1717 transitions. Word has length 94 [2023-11-06 22:26:02,484 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:26:02,484 INFO L495 AbstractCegarLoop]: Abstraction has 1169 states and 1717 transitions. [2023-11-06 22:26:02,485 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 8 states have (on average 6.75) internal successors, (54), 9 states have internal predecessors, (54), 4 states have call successors, (12), 3 states have call predecessors, (12), 2 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) [2023-11-06 22:26:02,485 INFO L276 IsEmpty]: Start isEmpty. Operand 1169 states and 1717 transitions. [2023-11-06 22:26:02,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2023-11-06 22:26:02,489 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:26:02,489 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 4, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:26:02,490 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-06 22:26:02,490 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:26:02,490 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:26:02,491 INFO L85 PathProgramCache]: Analyzing trace with hash 1652356375, now seen corresponding path program 1 times [2023-11-06 22:26:02,491 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:26:02,491 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [756258683] [2023-11-06 22:26:02,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:26:02,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:26:02,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:03,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 22:26:03,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:03,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-06 22:26:03,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:03,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-06 22:26:03,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:03,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-06 22:26:03,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:03,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-06 22:26:03,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:03,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-06 22:26:03,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:03,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-11-06 22:26:03,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:03,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-06 22:26:03,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:03,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2023-11-06 22:26:03,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:03,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-06 22:26:03,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:03,936 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2023-11-06 22:26:03,936 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:26:03,936 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [756258683] [2023-11-06 22:26:03,936 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [756258683] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:26:03,937 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:26:03,937 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2023-11-06 22:26:03,937 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2043845610] [2023-11-06 22:26:03,937 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:26:03,938 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-11-06 22:26:03,938 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:26:03,938 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-11-06 22:26:03,939 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2023-11-06 22:26:03,939 INFO L87 Difference]: Start difference. First operand 1169 states and 1717 transitions. Second operand has 11 states, 9 states have (on average 6.111111111111111) internal successors, (55), 10 states have internal predecessors, (55), 4 states have call successors, (12), 3 states have call predecessors, (12), 2 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) [2023-11-06 22:26:13,770 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 22:26:15,778 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:26:17,427 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.65s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:26:19,132 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.70s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:26:20,328 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:26:20,328 INFO L93 Difference]: Finished difference Result 2353 states and 3455 transitions. [2023-11-06 22:26:20,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-11-06 22:26:20,329 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 9 states have (on average 6.111111111111111) internal successors, (55), 10 states have internal predecessors, (55), 4 states have call successors, (12), 3 states have call predecessors, (12), 2 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) Word has length 95 [2023-11-06 22:26:20,329 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:26:20,339 INFO L225 Difference]: With dead ends: 2353 [2023-11-06 22:26:20,339 INFO L226 Difference]: Without dead ends: 1207 [2023-11-06 22:26:20,345 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=69, Invalid=273, Unknown=0, NotChecked=0, Total=342 [2023-11-06 22:26:20,347 INFO L413 NwaCegarLoop]: 1403 mSDtfsCounter, 360 mSDsluCounter, 8899 mSDsCounter, 0 mSdLazyCounter, 4397 mSolverCounterSat, 277 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 386 SdHoareTripleChecker+Valid, 10302 SdHoareTripleChecker+Invalid, 4676 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 277 IncrementalHoareTripleChecker+Valid, 4397 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.1s IncrementalHoareTripleChecker+Time [2023-11-06 22:26:20,347 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [386 Valid, 10302 Invalid, 4676 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [277 Valid, 4397 Invalid, 2 Unknown, 0 Unchecked, 16.1s Time] [2023-11-06 22:26:20,351 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1207 states. [2023-11-06 22:26:20,401 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1207 to 1163. [2023-11-06 22:26:20,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1163 states, 869 states have (on average 1.3958573072497122) internal successors, (1213), 877 states have internal predecessors, (1213), 243 states have call successors, (243), 48 states have call predecessors, (243), 50 states have return successors, (252), 244 states have call predecessors, (252), 243 states have call successors, (252) [2023-11-06 22:26:20,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1163 states to 1163 states and 1708 transitions. [2023-11-06 22:26:20,411 INFO L78 Accepts]: Start accepts. Automaton has 1163 states and 1708 transitions. Word has length 95 [2023-11-06 22:26:20,413 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:26:20,413 INFO L495 AbstractCegarLoop]: Abstraction has 1163 states and 1708 transitions. [2023-11-06 22:26:20,413 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 9 states have (on average 6.111111111111111) internal successors, (55), 10 states have internal predecessors, (55), 4 states have call successors, (12), 3 states have call predecessors, (12), 2 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) [2023-11-06 22:26:20,413 INFO L276 IsEmpty]: Start isEmpty. Operand 1163 states and 1708 transitions. [2023-11-06 22:26:20,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2023-11-06 22:26:20,417 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:26:20,418 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 4, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:26:20,418 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-11-06 22:26:20,418 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:26:20,419 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:26:20,419 INFO L85 PathProgramCache]: Analyzing trace with hash -771819467, now seen corresponding path program 1 times [2023-11-06 22:26:20,419 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:26:20,419 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [948917262] [2023-11-06 22:26:20,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:26:20,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:26:20,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:21,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 22:26:21,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:21,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-06 22:26:21,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:21,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-06 22:26:21,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:21,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-06 22:26:21,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:21,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-06 22:26:21,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:21,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-06 22:26:21,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:21,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-11-06 22:26:21,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:21,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-06 22:26:21,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:21,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2023-11-06 22:26:21,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:21,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-06 22:26:21,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:21,834 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2023-11-06 22:26:21,834 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:26:21,834 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [948917262] [2023-11-06 22:26:21,834 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [948917262] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:26:21,835 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:26:21,835 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2023-11-06 22:26:21,835 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [584089027] [2023-11-06 22:26:21,835 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:26:21,835 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-06 22:26:21,836 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:26:21,836 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-06 22:26:21,837 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2023-11-06 22:26:21,837 INFO L87 Difference]: Start difference. First operand 1163 states and 1708 transitions. Second operand has 10 states, 8 states have (on average 6.875) internal successors, (55), 9 states have internal predecessors, (55), 4 states have call successors, (12), 3 states have call predecessors, (12), 2 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) [2023-11-06 22:26:30,632 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.63s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:26:32,534 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.90s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:26:34,546 WARN L539 Checker$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 22:26:36,556 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:26:38,487 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.93s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:26:38,767 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:26:38,767 INFO L93 Difference]: Finished difference Result 2349 states and 3452 transitions. [2023-11-06 22:26:38,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-11-06 22:26:38,768 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 8 states have (on average 6.875) internal successors, (55), 9 states have internal predecessors, (55), 4 states have call successors, (12), 3 states have call predecessors, (12), 2 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) Word has length 95 [2023-11-06 22:26:38,769 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:26:38,778 INFO L225 Difference]: With dead ends: 2349 [2023-11-06 22:26:38,778 INFO L226 Difference]: Without dead ends: 1209 [2023-11-06 22:26:38,784 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=53, Invalid=187, Unknown=0, NotChecked=0, Total=240 [2023-11-06 22:26:38,785 INFO L413 NwaCegarLoop]: 1403 mSDtfsCounter, 360 mSDsluCounter, 7622 mSDsCounter, 0 mSdLazyCounter, 3977 mSolverCounterSat, 279 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 386 SdHoareTripleChecker+Valid, 9025 SdHoareTripleChecker+Invalid, 4258 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 279 IncrementalHoareTripleChecker+Valid, 3977 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.7s IncrementalHoareTripleChecker+Time [2023-11-06 22:26:38,785 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [386 Valid, 9025 Invalid, 4258 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [279 Valid, 3977 Invalid, 2 Unknown, 0 Unchecked, 16.7s Time] [2023-11-06 22:26:38,788 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1209 states. [2023-11-06 22:26:38,831 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1209 to 1169. [2023-11-06 22:26:38,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1169 states, 874 states have (on average 1.394736842105263) internal successors, (1219), 882 states have internal predecessors, (1219), 243 states have call successors, (243), 48 states have call predecessors, (243), 51 states have return successors, (255), 245 states have call predecessors, (255), 243 states have call successors, (255) [2023-11-06 22:26:38,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1169 states to 1169 states and 1717 transitions. [2023-11-06 22:26:38,841 INFO L78 Accepts]: Start accepts. Automaton has 1169 states and 1717 transitions. Word has length 95 [2023-11-06 22:26:38,841 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:26:38,841 INFO L495 AbstractCegarLoop]: Abstraction has 1169 states and 1717 transitions. [2023-11-06 22:26:38,841 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 8 states have (on average 6.875) internal successors, (55), 9 states have internal predecessors, (55), 4 states have call successors, (12), 3 states have call predecessors, (12), 2 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) [2023-11-06 22:26:38,842 INFO L276 IsEmpty]: Start isEmpty. Operand 1169 states and 1717 transitions. [2023-11-06 22:26:38,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2023-11-06 22:26:38,846 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:26:38,846 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 4, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:26:38,846 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-11-06 22:26:38,847 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:26:38,847 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:26:38,847 INFO L85 PathProgramCache]: Analyzing trace with hash -571487997, now seen corresponding path program 1 times [2023-11-06 22:26:38,847 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:26:38,848 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [500815871] [2023-11-06 22:26:38,848 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:26:38,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:26:38,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:39,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 22:26:39,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:39,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-06 22:26:39,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:39,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-06 22:26:39,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:39,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-06 22:26:39,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:39,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-06 22:26:39,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:39,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-06 22:26:39,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:39,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-11-06 22:26:39,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:39,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-06 22:26:39,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:39,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2023-11-06 22:26:39,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:40,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-06 22:26:40,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:40,167 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2023-11-06 22:26:40,168 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:26:40,168 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [500815871] [2023-11-06 22:26:40,168 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [500815871] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:26:40,168 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:26:40,168 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2023-11-06 22:26:40,168 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1772538676] [2023-11-06 22:26:40,169 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:26:40,169 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-11-06 22:26:40,170 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:26:40,170 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-11-06 22:26:40,170 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2023-11-06 22:26:40,171 INFO L87 Difference]: Start difference. First operand 1169 states and 1717 transitions. Second operand has 11 states, 9 states have (on average 6.222222222222222) internal successors, (56), 10 states have internal predecessors, (56), 4 states have call successors, (12), 3 states have call predecessors, (12), 2 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) [2023-11-06 22:26:49,532 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.72s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:26:51,543 WARN L539 Checker$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 22:26:53,467 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.92s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:26:55,480 WARN L539 Checker$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 22:26:57,359 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.88s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:26:59,374 WARN L539 Checker$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 22:26:59,694 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:26:59,694 INFO L93 Difference]: Finished difference Result 2353 states and 3455 transitions. [2023-11-06 22:26:59,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-11-06 22:26:59,695 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 9 states have (on average 6.222222222222222) internal successors, (56), 10 states have internal predecessors, (56), 4 states have call successors, (12), 3 states have call predecessors, (12), 2 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) Word has length 96 [2023-11-06 22:26:59,695 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:26:59,704 INFO L225 Difference]: With dead ends: 2353 [2023-11-06 22:26:59,704 INFO L226 Difference]: Without dead ends: 1207 [2023-11-06 22:26:59,710 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=69, Invalid=273, Unknown=0, NotChecked=0, Total=342 [2023-11-06 22:26:59,711 INFO L413 NwaCegarLoop]: 1403 mSDtfsCounter, 355 mSDsluCounter, 8899 mSDsCounter, 0 mSdLazyCounter, 4416 mSolverCounterSat, 277 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 381 SdHoareTripleChecker+Valid, 10302 SdHoareTripleChecker+Invalid, 4696 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 277 IncrementalHoareTripleChecker+Valid, 4416 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.2s IncrementalHoareTripleChecker+Time [2023-11-06 22:26:59,712 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [381 Valid, 10302 Invalid, 4696 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [277 Valid, 4416 Invalid, 3 Unknown, 0 Unchecked, 19.2s Time] [2023-11-06 22:26:59,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1207 states. [2023-11-06 22:26:59,758 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1207 to 1163. [2023-11-06 22:26:59,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1163 states, 869 states have (on average 1.3958573072497122) internal successors, (1213), 877 states have internal predecessors, (1213), 243 states have call successors, (243), 48 states have call predecessors, (243), 50 states have return successors, (252), 244 states have call predecessors, (252), 243 states have call successors, (252) [2023-11-06 22:26:59,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1163 states to 1163 states and 1708 transitions. [2023-11-06 22:26:59,768 INFO L78 Accepts]: Start accepts. Automaton has 1163 states and 1708 transitions. Word has length 96 [2023-11-06 22:26:59,768 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:26:59,768 INFO L495 AbstractCegarLoop]: Abstraction has 1163 states and 1708 transitions. [2023-11-06 22:26:59,769 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 9 states have (on average 6.222222222222222) internal successors, (56), 10 states have internal predecessors, (56), 4 states have call successors, (12), 3 states have call predecessors, (12), 2 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) [2023-11-06 22:26:59,769 INFO L276 IsEmpty]: Start isEmpty. Operand 1163 states and 1708 transitions. [2023-11-06 22:26:59,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2023-11-06 22:26:59,773 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:26:59,773 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 4, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:26:59,773 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-11-06 22:26:59,774 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:26:59,774 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:26:59,774 INFO L85 PathProgramCache]: Analyzing trace with hash -2087899782, now seen corresponding path program 1 times [2023-11-06 22:26:59,774 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:26:59,775 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1966080687] [2023-11-06 22:26:59,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:26:59,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:26:59,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:00,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 22:27:00,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:00,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-06 22:27:00,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:00,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-06 22:27:00,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:00,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-06 22:27:00,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:00,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-06 22:27:00,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:00,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-06 22:27:00,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:00,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-11-06 22:27:00,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:00,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-06 22:27:00,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:00,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2023-11-06 22:27:00,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:01,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-06 22:27:01,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:01,156 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2023-11-06 22:27:01,156 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:27:01,157 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1966080687] [2023-11-06 22:27:01,157 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1966080687] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:27:01,157 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:27:01,157 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2023-11-06 22:27:01,157 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [807796973] [2023-11-06 22:27:01,157 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:27:01,158 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-06 22:27:01,158 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:27:01,159 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-06 22:27:01,159 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2023-11-06 22:27:01,160 INFO L87 Difference]: Start difference. First operand 1163 states and 1708 transitions. Second operand has 10 states, 8 states have (on average 7.0) internal successors, (56), 9 states have internal predecessors, (56), 4 states have call successors, (12), 3 states have call predecessors, (12), 2 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) [2023-11-06 22:27:10,932 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.29s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:27:12,409 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:27:14,418 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:27:16,168 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.75s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:27:18,181 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:27:19,314 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:27:19,665 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:27:19,665 INFO L93 Difference]: Finished difference Result 2349 states and 3452 transitions. [2023-11-06 22:27:19,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-11-06 22:27:19,665 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 8 states have (on average 7.0) internal successors, (56), 9 states have internal predecessors, (56), 4 states have call successors, (12), 3 states have call predecessors, (12), 2 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) Word has length 96 [2023-11-06 22:27:19,666 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:27:19,674 INFO L225 Difference]: With dead ends: 2349 [2023-11-06 22:27:19,675 INFO L226 Difference]: Without dead ends: 1209 [2023-11-06 22:27:19,681 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=53, Invalid=187, Unknown=0, NotChecked=0, Total=240 [2023-11-06 22:27:19,682 INFO L413 NwaCegarLoop]: 1404 mSDtfsCounter, 356 mSDsluCounter, 8710 mSDsCounter, 0 mSdLazyCounter, 4598 mSolverCounterSat, 278 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 382 SdHoareTripleChecker+Valid, 10114 SdHoareTripleChecker+Invalid, 4878 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 278 IncrementalHoareTripleChecker+Valid, 4598 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.2s IncrementalHoareTripleChecker+Time [2023-11-06 22:27:19,682 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [382 Valid, 10114 Invalid, 4878 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [278 Valid, 4598 Invalid, 2 Unknown, 0 Unchecked, 18.2s Time] [2023-11-06 22:27:19,685 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1209 states. [2023-11-06 22:27:19,728 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1209 to 1169. [2023-11-06 22:27:19,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1169 states, 874 states have (on average 1.394736842105263) internal successors, (1219), 882 states have internal predecessors, (1219), 243 states have call successors, (243), 48 states have call predecessors, (243), 51 states have return successors, (255), 245 states have call predecessors, (255), 243 states have call successors, (255) [2023-11-06 22:27:19,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1169 states to 1169 states and 1717 transitions. [2023-11-06 22:27:19,738 INFO L78 Accepts]: Start accepts. Automaton has 1169 states and 1717 transitions. Word has length 96 [2023-11-06 22:27:19,739 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:27:19,739 INFO L495 AbstractCegarLoop]: Abstraction has 1169 states and 1717 transitions. [2023-11-06 22:27:19,739 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 8 states have (on average 7.0) internal successors, (56), 9 states have internal predecessors, (56), 4 states have call successors, (12), 3 states have call predecessors, (12), 2 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) [2023-11-06 22:27:19,739 INFO L276 IsEmpty]: Start isEmpty. Operand 1169 states and 1717 transitions. [2023-11-06 22:27:19,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-11-06 22:27:19,744 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:27:19,744 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 4, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:27:19,744 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-11-06 22:27:19,745 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:27:19,745 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:27:19,745 INFO L85 PathProgramCache]: Analyzing trace with hash 1579695198, now seen corresponding path program 1 times [2023-11-06 22:27:19,745 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:27:19,746 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1079985663] [2023-11-06 22:27:19,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:27:19,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:27:19,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:20,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 22:27:20,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:20,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-06 22:27:20,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:20,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-06 22:27:20,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:20,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-06 22:27:20,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:20,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-06 22:27:20,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:20,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-06 22:27:20,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:20,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-11-06 22:27:20,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:20,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-06 22:27:20,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:20,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2023-11-06 22:27:20,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:21,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-06 22:27:21,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:21,094 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2023-11-06 22:27:21,094 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:27:21,094 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1079985663] [2023-11-06 22:27:21,095 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1079985663] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:27:21,095 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:27:21,095 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2023-11-06 22:27:21,095 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [186944153] [2023-11-06 22:27:21,095 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:27:21,096 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-11-06 22:27:21,096 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:27:21,096 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-11-06 22:27:21,097 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2023-11-06 22:27:21,097 INFO L87 Difference]: Start difference. First operand 1169 states and 1717 transitions. Second operand has 11 states, 9 states have (on average 6.333333333333333) internal successors, (57), 10 states have internal predecessors, (57), 4 states have call successors, (12), 3 states have call predecessors, (12), 2 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) [2023-11-06 22:27:30,910 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:27:32,925 WARN L539 Checker$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 22:27:34,616 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.69s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:27:36,630 WARN L539 Checker$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 22:27:38,643 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 22:27:38,973 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:27:38,973 INFO L93 Difference]: Finished difference Result 2353 states and 3455 transitions. [2023-11-06 22:27:38,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-11-06 22:27:38,974 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 9 states have (on average 6.333333333333333) internal successors, (57), 10 states have internal predecessors, (57), 4 states have call successors, (12), 3 states have call predecessors, (12), 2 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) Word has length 97 [2023-11-06 22:27:38,974 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:27:38,984 INFO L225 Difference]: With dead ends: 2353 [2023-11-06 22:27:38,984 INFO L226 Difference]: Without dead ends: 1207 [2023-11-06 22:27:38,990 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=69, Invalid=273, Unknown=0, NotChecked=0, Total=342 [2023-11-06 22:27:38,991 INFO L413 NwaCegarLoop]: 1404 mSDtfsCounter, 351 mSDsluCounter, 8907 mSDsCounter, 0 mSdLazyCounter, 4414 mSolverCounterSat, 276 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 377 SdHoareTripleChecker+Valid, 10311 SdHoareTripleChecker+Invalid, 4694 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 276 IncrementalHoareTripleChecker+Valid, 4414 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.6s IncrementalHoareTripleChecker+Time [2023-11-06 22:27:38,992 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [377 Valid, 10311 Invalid, 4694 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [276 Valid, 4414 Invalid, 4 Unknown, 0 Unchecked, 17.6s Time] [2023-11-06 22:27:38,995 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1207 states. [2023-11-06 22:27:39,038 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1207 to 1163. [2023-11-06 22:27:39,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1163 states, 869 states have (on average 1.3958573072497122) internal successors, (1213), 877 states have internal predecessors, (1213), 243 states have call successors, (243), 48 states have call predecessors, (243), 50 states have return successors, (252), 244 states have call predecessors, (252), 243 states have call successors, (252) [2023-11-06 22:27:39,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1163 states to 1163 states and 1708 transitions. [2023-11-06 22:27:39,047 INFO L78 Accepts]: Start accepts. Automaton has 1163 states and 1708 transitions. Word has length 97 [2023-11-06 22:27:39,048 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:27:39,048 INFO L495 AbstractCegarLoop]: Abstraction has 1163 states and 1708 transitions. [2023-11-06 22:27:39,048 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 9 states have (on average 6.333333333333333) internal successors, (57), 10 states have internal predecessors, (57), 4 states have call successors, (12), 3 states have call predecessors, (12), 2 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) [2023-11-06 22:27:39,048 INFO L276 IsEmpty]: Start isEmpty. Operand 1163 states and 1708 transitions. [2023-11-06 22:27:39,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-11-06 22:27:39,053 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:27:39,053 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 4, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:27:39,053 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-11-06 22:27:39,053 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:27:39,054 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:27:39,054 INFO L85 PathProgramCache]: Analyzing trace with hash 971047470, now seen corresponding path program 1 times [2023-11-06 22:27:39,054 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:27:39,054 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [570455503] [2023-11-06 22:27:39,055 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:27:39,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:27:39,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:27:39,480 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 22:27:39,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:27:39,824 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 22:27:39,824 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-06 22:27:39,825 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-06 22:27:39,827 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2023-11-06 22:27:39,831 INFO L445 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:27:39,836 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-06 22:27:39,928 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-06 22:27:39,929 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-06 22:27:39,930 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-06 22:27:39,931 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-06 22:27:39,932 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-06 22:27:39,932 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-06 22:27:39,933 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-06 22:27:39,933 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-06 22:27:39,934 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-06 22:27:39,935 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-06 22:27:39,935 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-06 22:27:39,936 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-06 22:27:39,936 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-06 22:27:39,937 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-06 22:27:39,938 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-06 22:27:39,938 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-06 22:27:39,939 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-06 22:27:39,942 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-06 22:27:39,946 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-06 22:27:39,947 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-06 22:27:39,950 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-06 22:27:39,951 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-06 22:27:39,951 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-06 22:27:39,952 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-06 22:27:39,955 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-06 22:27:39,955 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-06 22:27:39,956 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-06 22:27:39,956 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-06 22:27:39,957 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-06 22:27:39,959 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-06 22:27:39,962 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch599 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2023-11-06 22:27:39,962 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch599 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2023-11-06 22:27:39,963 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-06 22:27:39,964 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-06 22:27:39,964 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-06 22:27:39,966 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-06 22:27:39,966 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-06 22:27:39,966 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch452 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2023-11-06 22:27:39,967 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-06 22:27:39,967 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-06 22:27:39,967 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch472 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2023-11-06 22:27:39,969 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-06 22:27:39,969 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-06 22:27:39,969 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch472 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2023-11-06 22:27:39,970 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-06 22:27:39,970 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch472 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2023-11-06 22:27:39,970 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-06 22:27:39,971 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch258 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2023-11-06 22:27:39,971 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-06 22:27:39,971 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-06 22:27:39,971 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-06 22:27:39,972 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-06 22:27:39,972 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-06 22:27:39,996 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 10:27:39 BoogieIcfgContainer [2023-11-06 22:27:39,996 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-06 22:27:39,997 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-06 22:27:39,997 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-06 22:27:39,997 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-06 22:27:39,998 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:25:01" (3/4) ... [2023-11-06 22:27:39,999 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2023-11-06 22:27:40,029 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-06 22:27:40,029 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-06 22:27:40,030 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-06 22:27:40,030 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-06 22:27:40,030 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-06 22:27:40,031 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-06 22:27:40,031 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-06 22:27:40,031 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-06 22:27:40,032 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-06 22:27:40,032 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-06 22:27:40,032 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-06 22:27:40,032 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-06 22:27:40,033 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-06 22:27:40,033 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-06 22:27:40,033 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-06 22:27:40,034 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-06 22:27:40,035 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-06 22:27:40,035 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-06 22:27:40,035 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-06 22:27:40,036 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-06 22:27:40,036 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-06 22:27:40,036 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-06 22:27:40,037 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-06 22:27:40,037 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-06 22:27:40,037 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-06 22:27:40,038 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-06 22:27:40,038 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-06 22:27:40,038 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-06 22:27:40,040 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-06 22:27:40,041 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch599 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2023-11-06 22:27:40,041 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-06 22:27:40,041 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch599 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2023-11-06 22:27:40,042 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-06 22:27:40,042 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-06 22:27:40,042 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-06 22:27:40,043 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-06 22:27:40,043 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-06 22:27:40,043 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch452 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2023-11-06 22:27:40,044 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-06 22:27:40,044 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch472 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2023-11-06 22:27:40,044 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-06 22:27:40,045 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-06 22:27:40,045 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-06 22:27:40,045 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch472 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2023-11-06 22:27:40,046 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-06 22:27:40,046 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch472 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2023-11-06 22:27:40,053 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-06 22:27:40,053 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-06 22:27:40,053 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch258 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2023-11-06 22:27:40,054 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-06 22:27:40,054 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-06 22:27:40,054 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-06 22:27:40,055 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-06 22:27:40,128 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76218055-2d6d-402e-bb53-c83e6998ec5d/bin/uautomizer-verify-WvqO1wxjHP/witness.graphml.graphml [2023-11-06 22:27:40,128 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-06 22:27:40,129 INFO L158 Benchmark]: Toolchain (without parser) took 167487.39ms. Allocated memory was 157.3MB in the beginning and 585.1MB in the end (delta: 427.8MB). Free memory was 118.3MB in the beginning and 332.4MB in the end (delta: -214.2MB). Peak memory consumption was 214.1MB. Max. memory is 16.1GB. [2023-11-06 22:27:40,130 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 121.6MB. Free memory is still 94.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:27:40,130 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2092.71ms. Allocated memory was 157.3MB in the beginning and 207.6MB in the end (delta: 50.3MB). Free memory was 118.3MB in the beginning and 141.1MB in the end (delta: -22.8MB). Peak memory consumption was 82.5MB. Max. memory is 16.1GB. [2023-11-06 22:27:40,131 INFO L158 Benchmark]: Boogie Procedure Inliner took 252.57ms. Allocated memory is still 207.6MB. Free memory was 141.1MB in the beginning and 122.2MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-06 22:27:40,131 INFO L158 Benchmark]: Boogie Preprocessor took 222.74ms. Allocated memory is still 207.6MB. Free memory was 122.2MB in the beginning and 102.3MB in the end (delta: 19.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-06 22:27:40,131 INFO L158 Benchmark]: RCFGBuilder took 5908.96ms. Allocated memory was 207.6MB in the beginning and 291.5MB in the end (delta: 83.9MB). Free memory was 102.3MB in the beginning and 115.4MB in the end (delta: -13.1MB). Peak memory consumption was 112.5MB. Max. memory is 16.1GB. [2023-11-06 22:27:40,132 INFO L158 Benchmark]: TraceAbstraction took 158867.94ms. Allocated memory was 291.5MB in the beginning and 585.1MB in the end (delta: 293.6MB). Free memory was 114.3MB in the beginning and 348.2MB in the end (delta: -233.9MB). Peak memory consumption was 59.7MB. Max. memory is 16.1GB. [2023-11-06 22:27:40,132 INFO L158 Benchmark]: Witness Printer took 131.45ms. Allocated memory is still 585.1MB. Free memory was 348.2MB in the beginning and 332.4MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-06 22:27:40,138 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 121.6MB. Free memory is still 94.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2092.71ms. Allocated memory was 157.3MB in the beginning and 207.6MB in the end (delta: 50.3MB). Free memory was 118.3MB in the beginning and 141.1MB in the end (delta: -22.8MB). Peak memory consumption was 82.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 252.57ms. Allocated memory is still 207.6MB. Free memory was 141.1MB in the beginning and 122.2MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 222.74ms. Allocated memory is still 207.6MB. Free memory was 122.2MB in the beginning and 102.3MB in the end (delta: 19.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * RCFGBuilder took 5908.96ms. Allocated memory was 207.6MB in the beginning and 291.5MB in the end (delta: 83.9MB). Free memory was 102.3MB in the beginning and 115.4MB in the end (delta: -13.1MB). Peak memory consumption was 112.5MB. Max. memory is 16.1GB. * TraceAbstraction took 158867.94ms. Allocated memory was 291.5MB in the beginning and 585.1MB in the end (delta: 293.6MB). Free memory was 114.3MB in the beginning and 348.2MB in the end (delta: -233.9MB). Peak memory consumption was 59.7MB. Max. memory is 16.1GB. * Witness Printer took 131.45ms. Allocated memory is still 585.1MB. Free memory was 348.2MB in the beginning and 332.4MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch599 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch599 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch452 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch472 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch472 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch472 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch258 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch599 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch599 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch452 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch472 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch472 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch472 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch258 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 6190]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L4032] static int debug ; [L4033] static char const *si4713_supply_names[2U] = { "vio", "vdd"}; [L4034-L4044] static long limiter_times[40U] = { 2000L, 250L, 1000L, 500L, 510L, 1000L, 255L, 2000L, 170L, 3000L, 127L, 4020L, 102L, 5010L, 85L, 6020L, 73L, 7010L, 64L, 7990L, 57L, 8970L, 51L, 10030L, 25L, 20470L, 17L, 30110L, 13L, 39380L, 10L, 51190L, 8L, 63690L, 7L, 73140L, 6L, 85330L, 5L, 102390L}; [L4045-L4048] static unsigned long acomp_rtimes[10U] = { 0UL, 100000UL, 1UL, 200000UL, 2UL, 350000UL, 3UL, 525000UL, 4UL, 1000000UL}; [L4049-L4050] static unsigned long preemphasis_values[6U] = { 2UL, 0UL, 1UL, 1UL, 0UL, 2UL}; [L5667-L5669] static struct v4l2_subdev_core_ops const si4713_subdev_core_ops = {0, 0, 0, 0, 0, 0, 0, & si4713_queryctrl, & si4713_g_ctrl, & si4713_s_ctrl, & si4713_g_ext_ctrls, & si4713_s_ext_ctrls, 0, 0, 0, & si4713_ioctl, 0, 0, 0, 0, 0, 0}; [L5837-L5839] static struct v4l2_subdev_tuner_ops const si4713_subdev_tuner_ops = {0, 0, & si4713_s_frequency, & si4713_g_frequency, 0, 0, & si4713_g_modulator, & si4713_s_modulator, 0, 0}; [L5840-L5841] static struct v4l2_subdev_ops const si4713_subdev_ops = {& si4713_subdev_core_ops, & si4713_subdev_tuner_ops, 0, 0, 0, 0, 0, 0}; [L5971] static struct i2c_device_id const si4713_id[2U] = { {{'s', 'i', '4', '7', '1', '3', '\000'}, 0UL}}; [L5972] struct i2c_device_id const __mod_i2c_device_table ; [L5973-L5977] static struct i2c_driver si4713_i2c_driver = {0U, 0, 0, & si4713_probe, & si4713_remove, 0, 0, 0, 0, 0, {"si4713", 0, 0, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, (struct i2c_device_id const *)(& si4713_id), 0, 0, {0, 0}}; [L5999] int LDV_IN_INTERRUPT ; VAL [LDV_IN_INTERRUPT=0, acomp_rtimes={61:0}, debug=0, limiter_times={60:0}, preemphasis_values={62:0}, si4713_i2c_driver={67:0}, si4713_id={66:0}, si4713_subdev_core_ops={63:0}, si4713_subdev_ops={65:0}, si4713_subdev_tuner_ops={64:0}, si4713_supply_names={59:0}] [L6002] struct v4l2_subdev *var_group1 ; [L6003] struct v4l2_queryctrl *var_group2 ; [L6004] struct v4l2_ext_controls *var_group3 ; [L6005] struct v4l2_control *var_group4 ; [L6006] unsigned int var_si4713_ioctl_33_p1 ; [L6007] void *var_si4713_ioctl_33_p2 ; [L6008] struct v4l2_frequency *var_group5 ; [L6009] struct v4l2_modulator *var_group6 ; [L6010] struct i2c_client *var_group7 ; [L6011] struct i2c_device_id const *var_si4713_probe_38_p1 ; [L6012] int res_si4713_probe_38 ; [L6013] int res_si4713_remove_39 ; [L6014] int var_si4713_handler_0_p0 ; [L6015] void *var_si4713_handler_0_p1 ; [L6016] int ldv_s_si4713_i2c_driver_i2c_driver ; [L6017] int tmp ; [L6018] int tmp___0 ; [L6019] int tmp___1 ; VAL [LDV_IN_INTERRUPT=0, acomp_rtimes={61:0}, debug=0, limiter_times={60:0}, preemphasis_values={62:0}, si4713_i2c_driver={67:0}, si4713_id={66:0}, si4713_subdev_core_ops={63:0}, si4713_subdev_ops={65:0}, si4713_subdev_tuner_ops={64:0}, si4713_supply_names={59:0}] [L6021] CALL, EXPR ldv_malloc(sizeof(struct si4713_device)) VAL [LDV_IN_INTERRUPT=0, acomp_rtimes={61:0}, debug=0, limiter_times={60:0}, preemphasis_values={62:0}, si4713_i2c_driver={67:0}, si4713_id={66:0}, si4713_subdev_core_ops={63:0}, si4713_subdev_ops={65:0}, si4713_subdev_tuner_ops={64:0}, si4713_supply_names={59:0}] [L3972] COND FALSE !(__VERIFIER_nondet_int()) [L3977] return ((void *)0); VAL [LDV_IN_INTERRUPT=0, \old(size)=2456, \result={0:0}, acomp_rtimes={61:0}, debug=0, limiter_times={60:0}, preemphasis_values={62:0}, si4713_i2c_driver={67:0}, si4713_id={66:0}, si4713_subdev_core_ops={63:0}, si4713_subdev_ops={65:0}, si4713_subdev_tuner_ops={64:0}, si4713_supply_names={59:0}, size=2456] [L6021] RET, EXPR ldv_malloc(sizeof(struct si4713_device)) VAL [LDV_IN_INTERRUPT=0, acomp_rtimes={61:0}, debug=0, ldv_malloc(sizeof(struct si4713_device))={0:0}, limiter_times={60:0}, preemphasis_values={62:0}, si4713_i2c_driver={67:0}, si4713_id={66:0}, si4713_subdev_core_ops={63:0}, si4713_subdev_ops={65:0}, si4713_subdev_tuner_ops={64:0}, si4713_supply_names={59:0}] [L6021] var_group1 = ldv_malloc(sizeof(struct si4713_device)) [L6022] CALL, EXPR ldv_malloc(sizeof(struct v4l2_queryctrl)) VAL [LDV_IN_INTERRUPT=0, acomp_rtimes={61:0}, debug=0, limiter_times={60:0}, preemphasis_values={62:0}, si4713_i2c_driver={67:0}, si4713_id={66:0}, si4713_subdev_core_ops={63:0}, si4713_subdev_ops={65:0}, si4713_subdev_tuner_ops={64:0}, si4713_supply_names={59:0}] [L3972] COND TRUE __VERIFIER_nondet_int() [L3973] void *res = malloc(size); [L3974] CALL, EXPR ldv_is_err(res) [L3968] return ((unsigned long)ptr > ((unsigned long)-4095)); VAL [LDV_IN_INTERRUPT=0, \result=0, acomp_rtimes={61:0}, debug=0, limiter_times={60:0}, preemphasis_values={62:0}, ptr={-18446744073709555711:0}, ptr={-18446744073709555711:0}, si4713_i2c_driver={67:0}, si4713_id={66:0}, si4713_subdev_core_ops={63:0}, si4713_subdev_ops={65:0}, si4713_subdev_tuner_ops={64:0}, si4713_supply_names={59:0}] [L3974] RET, EXPR ldv_is_err(res) [L3974] CALL assume_abort_if_not(!ldv_is_err(res)) [L3963] COND FALSE !(!cond) VAL [LDV_IN_INTERRUPT=0, \old(cond)=1, acomp_rtimes={61:0}, cond=1, debug=0, limiter_times={60:0}, preemphasis_values={62:0}, si4713_i2c_driver={67:0}, si4713_id={66:0}, si4713_subdev_core_ops={63:0}, si4713_subdev_ops={65:0}, si4713_subdev_tuner_ops={64:0}, si4713_supply_names={59:0}] [L3974] RET assume_abort_if_not(!ldv_is_err(res)) [L3975] return res; VAL [LDV_IN_INTERRUPT=0, \old(size)=68, \result={-18446744073709555711:0}, acomp_rtimes={61:0}, debug=0, limiter_times={60:0}, preemphasis_values={62:0}, res={-18446744073709555711:0}, si4713_i2c_driver={67:0}, si4713_id={66:0}, si4713_subdev_core_ops={63:0}, si4713_subdev_ops={65:0}, si4713_subdev_tuner_ops={64:0}, si4713_supply_names={59:0}, size=68] [L6022] RET, EXPR ldv_malloc(sizeof(struct v4l2_queryctrl)) VAL [LDV_IN_INTERRUPT=0, acomp_rtimes={61:0}, debug=0, ldv_malloc(sizeof(struct v4l2_queryctrl))={-18446744073709555711:0}, limiter_times={60:0}, preemphasis_values={62:0}, si4713_i2c_driver={67:0}, si4713_id={66:0}, si4713_subdev_core_ops={63:0}, si4713_subdev_ops={65:0}, si4713_subdev_tuner_ops={64:0}, si4713_supply_names={59:0}, var_group1={0:0}] [L6022] var_group2 = ldv_malloc(sizeof(struct v4l2_queryctrl)) [L6023] COND FALSE !(!var_group2) [L6025] var_group2->id = __VERIFIER_nondet_int() [L6026] CALL, EXPR ldv_malloc(sizeof(struct v4l2_ext_controls)) VAL [LDV_IN_INTERRUPT=0, acomp_rtimes={61:0}, debug=0, limiter_times={60:0}, preemphasis_values={62:0}, si4713_i2c_driver={67:0}, si4713_id={66:0}, si4713_subdev_core_ops={63:0}, si4713_subdev_ops={65:0}, si4713_subdev_tuner_ops={64:0}, si4713_supply_names={59:0}] [L3972] COND TRUE __VERIFIER_nondet_int() [L3973] void *res = malloc(size); [L3974] CALL, EXPR ldv_is_err(res) [L3968] return ((unsigned long)ptr > ((unsigned long)-4095)); VAL [LDV_IN_INTERRUPT=0, \result=0, acomp_rtimes={61:0}, debug=0, limiter_times={60:0}, preemphasis_values={62:0}, ptr={-36893488147419107327:0}, ptr={-36893488147419107327:0}, si4713_i2c_driver={67:0}, si4713_id={66:0}, si4713_subdev_core_ops={63:0}, si4713_subdev_ops={65:0}, si4713_subdev_tuner_ops={64:0}, si4713_supply_names={59:0}] [L3974] RET, EXPR ldv_is_err(res) [L3974] CALL assume_abort_if_not(!ldv_is_err(res)) [L3963] COND FALSE !(!cond) VAL [LDV_IN_INTERRUPT=0, \old(cond)=1, acomp_rtimes={61:0}, cond=1, debug=0, limiter_times={60:0}, preemphasis_values={62:0}, si4713_i2c_driver={67:0}, si4713_id={66:0}, si4713_subdev_core_ops={63:0}, si4713_subdev_ops={65:0}, si4713_subdev_tuner_ops={64:0}, si4713_supply_names={59:0}] [L3974] RET assume_abort_if_not(!ldv_is_err(res)) [L3975] return res; VAL [LDV_IN_INTERRUPT=0, \old(size)=28, \result={-36893488147419107327:0}, acomp_rtimes={61:0}, debug=0, limiter_times={60:0}, preemphasis_values={62:0}, res={-36893488147419107327:0}, si4713_i2c_driver={67:0}, si4713_id={66:0}, si4713_subdev_core_ops={63:0}, si4713_subdev_ops={65:0}, si4713_subdev_tuner_ops={64:0}, si4713_supply_names={59:0}, size=28] [L6026] RET, EXPR ldv_malloc(sizeof(struct v4l2_ext_controls)) VAL [LDV_IN_INTERRUPT=0, acomp_rtimes={61:0}, debug=0, ldv_malloc(sizeof(struct v4l2_ext_controls))={-36893488147419107327:0}, limiter_times={60:0}, preemphasis_values={62:0}, si4713_i2c_driver={67:0}, si4713_id={66:0}, si4713_subdev_core_ops={63:0}, si4713_subdev_ops={65:0}, si4713_subdev_tuner_ops={64:0}, si4713_supply_names={59:0}, var_group1={0:0}, var_group2={-18446744073709555711:0}] [L6026] var_group3 = ldv_malloc(sizeof(struct v4l2_ext_controls)) [L6027] COND FALSE !(!var_group3) [L6029] var_group3->ctrl_class = __VERIFIER_nondet_int() [L6030] CALL, EXPR ldv_malloc(sizeof(struct v4l2_ext_control)) VAL [LDV_IN_INTERRUPT=0, acomp_rtimes={61:0}, debug=0, limiter_times={60:0}, preemphasis_values={62:0}, si4713_i2c_driver={67:0}, si4713_id={66:0}, si4713_subdev_core_ops={63:0}, si4713_subdev_ops={65:0}, si4713_subdev_tuner_ops={64:0}, si4713_supply_names={59:0}] [L3972] COND FALSE !(__VERIFIER_nondet_int()) [L3977] return ((void *)0); VAL [LDV_IN_INTERRUPT=0, \old(size)=20, \result={0:0}, acomp_rtimes={61:0}, debug=0, limiter_times={60:0}, preemphasis_values={62:0}, si4713_i2c_driver={67:0}, si4713_id={66:0}, si4713_subdev_core_ops={63:0}, si4713_subdev_ops={65:0}, si4713_subdev_tuner_ops={64:0}, si4713_supply_names={59:0}, size=20] [L6030] RET, EXPR ldv_malloc(sizeof(struct v4l2_ext_control)) VAL [LDV_IN_INTERRUPT=0, acomp_rtimes={61:0}, debug=0, ldv_malloc(sizeof(struct v4l2_ext_control))={0:0}, limiter_times={60:0}, preemphasis_values={62:0}, si4713_i2c_driver={67:0}, si4713_id={66:0}, si4713_subdev_core_ops={63:0}, si4713_subdev_ops={65:0}, si4713_subdev_tuner_ops={64:0}, si4713_supply_names={59:0}, var_group1={0:0}, var_group2={-18446744073709555711:0}, var_group3={-36893488147419107327:0}] [L6030] var_group3->controls = ldv_malloc(sizeof(struct v4l2_ext_control)) [L6031] CALL, EXPR ldv_malloc(sizeof(struct v4l2_modulator)) VAL [LDV_IN_INTERRUPT=0, acomp_rtimes={61:0}, debug=0, limiter_times={60:0}, preemphasis_values={62:0}, si4713_i2c_driver={67:0}, si4713_id={66:0}, si4713_subdev_core_ops={63:0}, si4713_subdev_ops={65:0}, si4713_subdev_tuner_ops={64:0}, si4713_supply_names={59:0}] [L3972] COND FALSE !(__VERIFIER_nondet_int()) [L3977] return ((void *)0); VAL [LDV_IN_INTERRUPT=0, \old(size)=68, \result={0:0}, acomp_rtimes={61:0}, debug=0, limiter_times={60:0}, preemphasis_values={62:0}, si4713_i2c_driver={67:0}, si4713_id={66:0}, si4713_subdev_core_ops={63:0}, si4713_subdev_ops={65:0}, si4713_subdev_tuner_ops={64:0}, si4713_supply_names={59:0}, size=68] [L6031] RET, EXPR ldv_malloc(sizeof(struct v4l2_modulator)) VAL [LDV_IN_INTERRUPT=0, acomp_rtimes={61:0}, debug=0, ldv_malloc(sizeof(struct v4l2_modulator))={0:0}, limiter_times={60:0}, preemphasis_values={62:0}, si4713_i2c_driver={67:0}, si4713_id={66:0}, si4713_subdev_core_ops={63:0}, si4713_subdev_ops={65:0}, si4713_subdev_tuner_ops={64:0}, si4713_supply_names={59:0}, var_group1={0:0}, var_group2={-18446744073709555711:0}, var_group3={-36893488147419107327:0}] [L6031] var_group6 = ldv_malloc(sizeof(struct v4l2_modulator)) [L6032] CALL, EXPR ldv_malloc(sizeof(struct i2c_client)) VAL [LDV_IN_INTERRUPT=0, acomp_rtimes={61:0}, debug=0, limiter_times={60:0}, preemphasis_values={62:0}, si4713_i2c_driver={67:0}, si4713_id={66:0}, si4713_subdev_core_ops={63:0}, si4713_subdev_ops={65:0}, si4713_subdev_tuner_ops={64:0}, si4713_supply_names={59:0}] [L3972] COND FALSE !(__VERIFIER_nondet_int()) [L3977] return ((void *)0); VAL [LDV_IN_INTERRUPT=0, \old(size)=1096, \result={0:0}, acomp_rtimes={61:0}, debug=0, limiter_times={60:0}, preemphasis_values={62:0}, si4713_i2c_driver={67:0}, si4713_id={66:0}, si4713_subdev_core_ops={63:0}, si4713_subdev_ops={65:0}, si4713_subdev_tuner_ops={64:0}, si4713_supply_names={59:0}, size=1096] [L6032] RET, EXPR ldv_malloc(sizeof(struct i2c_client)) VAL [LDV_IN_INTERRUPT=0, acomp_rtimes={61:0}, debug=0, ldv_malloc(sizeof(struct i2c_client))={0:0}, limiter_times={60:0}, preemphasis_values={62:0}, si4713_i2c_driver={67:0}, si4713_id={66:0}, si4713_subdev_core_ops={63:0}, si4713_subdev_ops={65:0}, si4713_subdev_tuner_ops={64:0}, si4713_supply_names={59:0}, var_group1={0:0}, var_group2={-18446744073709555711:0}, var_group3={-36893488147419107327:0}, var_group6={0:0}] [L6032] var_group7 = ldv_malloc(sizeof(struct i2c_client)) [L6033] ldv_s_si4713_i2c_driver_i2c_driver = 0 [L6034] LDV_IN_INTERRUPT = 1 [L6035] FCALL ldv_initialize() [L6036] FCALL ldv_handler_precall() VAL [LDV_IN_INTERRUPT=1, acomp_rtimes={61:0}, debug=0, ldv_s_si4713_i2c_driver_i2c_driver=0, limiter_times={60:0}, preemphasis_values={62:0}, si4713_i2c_driver={67:0}, si4713_id={66:0}, si4713_subdev_core_ops={63:0}, si4713_subdev_ops={65:0}, si4713_subdev_tuner_ops={64:0}, si4713_supply_names={59:0}, var_group1={0:0}, var_group2={-18446744073709555711:0}, var_group3={-36893488147419107327:0}, var_group6={0:0}, var_group7={0:0}] [L6037] CALL, EXPR si4713_module_init() [L5980] int tmp ; [L5982] CALL, EXPR i2c_add_driver(& si4713_i2c_driver) [L3953] int tmp ; [L3955] CALL, EXPR i2c_register_driver(& __this_module, driver) [L6311] return __VERIFIER_nondet_int(); [L3955] RET, EXPR i2c_register_driver(& __this_module, driver) [L3955] tmp = i2c_register_driver(& __this_module, driver) [L3956] return (tmp); VAL [LDV_IN_INTERRUPT=1, \result=0, __this_module={4294967300:4294967302}, acomp_rtimes={61:0}, debug=0, driver={67:0}, driver={67:0}, limiter_times={60:0}, preemphasis_values={62:0}, si4713_i2c_driver={67:0}, si4713_id={66:0}, si4713_subdev_core_ops={63:0}, si4713_subdev_ops={65:0}, si4713_subdev_tuner_ops={64:0}, si4713_supply_names={59:0}, tmp=0] [L5982] RET, EXPR i2c_add_driver(& si4713_i2c_driver) [L5982] tmp = i2c_add_driver(& si4713_i2c_driver) [L5983] return (tmp); VAL [LDV_IN_INTERRUPT=1, \result=0, __this_module={4294967300:4294967302}, acomp_rtimes={61:0}, debug=0, limiter_times={60:0}, preemphasis_values={62:0}, si4713_i2c_driver={67:0}, si4713_id={66:0}, si4713_subdev_core_ops={63:0}, si4713_subdev_ops={65:0}, si4713_subdev_tuner_ops={64:0}, si4713_supply_names={59:0}, tmp=0] [L6037] RET, EXPR si4713_module_init() [L6037] tmp = si4713_module_init() [L6038] COND FALSE !(tmp != 0) VAL [LDV_IN_INTERRUPT=1, __this_module={4294967300:4294967302}, acomp_rtimes={61:0}, debug=0, ldv_s_si4713_i2c_driver_i2c_driver=0, limiter_times={60:0}, preemphasis_values={62:0}, si4713_i2c_driver={67:0}, si4713_id={66:0}, si4713_subdev_core_ops={63:0}, si4713_subdev_ops={65:0}, si4713_subdev_tuner_ops={64:0}, si4713_supply_names={59:0}, tmp=0, var_group1={0:0}, var_group2={-18446744073709555711:0}, var_group3={-36893488147419107327:0}, var_group6={0:0}, var_group7={0:0}] [L6123] tmp___1 = __VERIFIER_nondet_int() [L6124] COND TRUE tmp___1 != 0 || ldv_s_si4713_i2c_driver_i2c_driver != 0 VAL [LDV_IN_INTERRUPT=1, __this_module={4294967300:4294967302}, acomp_rtimes={61:0}, debug=0, ldv_s_si4713_i2c_driver_i2c_driver=0, limiter_times={60:0}, preemphasis_values={62:0}, si4713_i2c_driver={67:0}, si4713_id={66:0}, si4713_subdev_core_ops={63:0}, si4713_subdev_ops={65:0}, si4713_subdev_tuner_ops={64:0}, si4713_supply_names={59:0}, tmp=0, tmp___1=1, var_group1={0:0}, var_group2={-18446744073709555711:0}, var_group3={-36893488147419107327:0}, var_group6={0:0}, var_group7={0:0}] [L6044] tmp___0 = __VERIFIER_nondet_int() [L6046] case 0: [L6050] case 1: [L6054] case 2: VAL [LDV_IN_INTERRUPT=1, __this_module={4294967300:4294967302}, acomp_rtimes={61:0}, debug=0, ldv_s_si4713_i2c_driver_i2c_driver=0, limiter_times={60:0}, preemphasis_values={62:0}, si4713_i2c_driver={67:0}, si4713_id={66:0}, si4713_subdev_core_ops={63:0}, si4713_subdev_ops={65:0}, si4713_subdev_tuner_ops={64:0}, si4713_supply_names={59:0}, tmp=0, tmp___0=2, tmp___1=1, var_group1={0:0}, var_group2={-18446744073709555711:0}, var_group3={-36893488147419107327:0}, var_group6={0:0}, var_group7={0:0}] [L6055] FCALL ldv_handler_precall() VAL [LDV_IN_INTERRUPT=1, __this_module={4294967300:4294967302}, acomp_rtimes={61:0}, debug=0, ldv_s_si4713_i2c_driver_i2c_driver=0, limiter_times={60:0}, preemphasis_values={62:0}, si4713_i2c_driver={67:0}, si4713_id={66:0}, si4713_subdev_core_ops={63:0}, si4713_subdev_ops={65:0}, si4713_subdev_tuner_ops={64:0}, si4713_supply_names={59:0}, tmp=0, tmp___0=2, tmp___1=1, var_group1={0:0}, var_group2={-18446744073709555711:0}, var_group3={-36893488147419107327:0}, var_group6={0:0}, var_group7={0:0}] [L6056] CALL si4713_s_ext_ctrls(var_group1, var_group3) [L5390] struct si4713_device *sdev ; [L5391] struct v4l2_subdev const *__mptr ; [L5392] int i ; [L5393] int err ; [L5395] __mptr = (struct v4l2_subdev const *)sd [L5396] sdev = (struct si4713_device *)__mptr [L5397] EXPR ctrls->ctrl_class VAL [LDV_IN_INTERRUPT=1, __mptr={0:0}, __this_module={4294967300:4294967302}, acomp_rtimes={61:0}, ctrls->ctrl_class=10158080, ctrls={-36893488147419107327:0}, ctrls={-36893488147419107327:0}, debug=0, limiter_times={60:0}, preemphasis_values={62:0}, sd={0:0}, sd={0:0}, sdev={0:0}, si4713_i2c_driver={67:0}, si4713_id={66:0}, si4713_subdev_core_ops={63:0}, si4713_subdev_ops={65:0}, si4713_subdev_tuner_ops={64:0}, si4713_supply_names={59:0}] [L5397] COND FALSE !(ctrls->ctrl_class != 10158080U) [L5401] i = 0 VAL [LDV_IN_INTERRUPT=1, __mptr={0:0}, __this_module={4294967300:4294967302}, acomp_rtimes={61:0}, ctrls={-36893488147419107327:0}, ctrls={-36893488147419107327:0}, debug=0, i=0, limiter_times={60:0}, preemphasis_values={62:0}, sd={0:0}, sd={0:0}, sdev={0:0}, si4713_i2c_driver={67:0}, si4713_id={66:0}, si4713_subdev_core_ops={63:0}, si4713_subdev_ops={65:0}, si4713_subdev_tuner_ops={64:0}, si4713_supply_names={59:0}] [L5424] EXPR ctrls->count VAL [LDV_IN_INTERRUPT=1, __mptr={0:0}, __this_module={4294967300:4294967302}, acomp_rtimes={61:0}, ctrls->count=4294967297, ctrls={-36893488147419107327:0}, ctrls={-36893488147419107327:0}, debug=0, i=0, limiter_times={60:0}, preemphasis_values={62:0}, sd={0:0}, sd={0:0}, sdev={0:0}, si4713_i2c_driver={67:0}, si4713_id={66:0}, si4713_subdev_core_ops={63:0}, si4713_subdev_ops={65:0}, si4713_subdev_tuner_ops={64:0}, si4713_supply_names={59:0}] [L5424] COND TRUE (__u32 )i < ctrls->count [L5404] EXPR ctrls->controls [L5404] (ctrls->controls + (unsigned long )i)->id [L5405] case 10160389U: VAL [(ctrls->controls + (unsigned long )i)->id=10160389, LDV_IN_INTERRUPT=1, __mptr={0:0}, __this_module={4294967300:4294967302}, acomp_rtimes={61:0}, ctrls->controls={0:0}, ctrls={-36893488147419107327:0}, ctrls={-36893488147419107327:0}, debug=0, i=0, limiter_times={60:0}, preemphasis_values={62:0}, sd={0:0}, sd={0:0}, sdev={0:0}, si4713_i2c_driver={67:0}, si4713_id={66:0}, si4713_subdev_core_ops={63:0}, si4713_subdev_ops={65:0}, si4713_subdev_tuner_ops={64:0}, si4713_supply_names={59:0}] [L5406] case 10160390U: [L5407] EXPR ctrls->controls [L5407] CALL si4713_write_econtrol_string(sdev, ctrls->controls + (unsigned long )i) [L4812] struct v4l2_queryctrl vqc ; [L4813] int len ; [L4814] s32 rval ; [L4815] char ps_name[97U] ; [L4816] unsigned long tmp ; [L4817] size_t tmp___0 ; [L4818] char radio_text[385U] ; [L4819] unsigned long tmp___1 ; [L4820] size_t tmp___2 ; [L4822] rval = 0 [L4823] EXPR control->id [L4823] vqc.id = control->id [L4824] CALL, EXPR si4713_queryctrl(& sdev->sd, & vqc) VAL [LDV_IN_INTERRUPT=1, __this_module={4294967300:4294967302}, acomp_rtimes={61:0}, debug=0, limiter_times={60:0}, preemphasis_values={62:0}, qc={70:0}, sd={0:0}, si4713_i2c_driver={67:0}, si4713_id={66:0}, si4713_subdev_core_ops={63:0}, si4713_subdev_ops={65:0}, si4713_subdev_tuner_ops={64:0}, si4713_supply_names={59:0}] [L5476] int rval ; [L5478] rval = 0 [L5479] qc->id [L5480] case 9963785U: [L5483] case 10160386U: [L5486] case 10160387U: [L5489] case 10160385U: [L5492] case 10160389U: VAL [LDV_IN_INTERRUPT=1, __this_module={4294967300:4294967302}, acomp_rtimes={61:0}, debug=0, limiter_times={60:0}, preemphasis_values={62:0}, qc->id=10160389, qc={70:0}, qc={70:0}, rval=0, sd={0:0}, sd={0:0}, si4713_i2c_driver={67:0}, si4713_id={66:0}, si4713_subdev_core_ops={63:0}, si4713_subdev_ops={65:0}, si4713_subdev_tuner_ops={64:0}, si4713_supply_names={59:0}] [L5493] CALL, EXPR v4l2_ctrl_query_fill(qc, 0, 96, 8, 0) VAL [LDV_IN_INTERRUPT=1, \old(arg1)=0, \old(arg2)=96, \old(arg3)=8, \old(arg4)=0, __this_module={4294967300:4294967302}, acomp_rtimes={61:0}, arg0={70:0}, debug=0, limiter_times={60:0}, preemphasis_values={62:0}, si4713_i2c_driver={67:0}, si4713_id={66:0}, si4713_subdev_core_ops={63:0}, si4713_subdev_ops={65:0}, si4713_subdev_tuner_ops={64:0}, si4713_supply_names={59:0}] [L6373] return __VERIFIER_nondet_int(); [L5493] RET, EXPR v4l2_ctrl_query_fill(qc, 0, 96, 8, 0) VAL [LDV_IN_INTERRUPT=1, __this_module={4294967300:4294967302}, acomp_rtimes={61:0}, debug=0, limiter_times={60:0}, preemphasis_values={62:0}, qc->id=10160389, qc={70:0}, qc={70:0}, rval=0, sd={0:0}, sd={0:0}, si4713_i2c_driver={67:0}, si4713_id={66:0}, si4713_subdev_core_ops={63:0}, si4713_subdev_ops={65:0}, si4713_subdev_tuner_ops={64:0}, si4713_supply_names={59:0}, v4l2_ctrl_query_fill(qc, 0, 96, 8, 0)=0] [L5493] rval = v4l2_ctrl_query_fill(qc, 0, 96, 8, 0) [L5545] return (rval); VAL [LDV_IN_INTERRUPT=1, \result=0, __this_module={4294967300:4294967302}, acomp_rtimes={61:0}, debug=0, limiter_times={60:0}, preemphasis_values={62:0}, qc->id=10160389, qc={70:0}, qc={70:0}, rval=0, sd={0:0}, sd={0:0}, si4713_i2c_driver={67:0}, si4713_id={66:0}, si4713_subdev_core_ops={63:0}, si4713_subdev_ops={65:0}, si4713_subdev_tuner_ops={64:0}, si4713_supply_names={59:0}] [L4824] RET, EXPR si4713_queryctrl(& sdev->sd, & vqc) VAL [LDV_IN_INTERRUPT=1, __this_module={4294967300:4294967302}, acomp_rtimes={61:0}, control={0:0}, control={0:0}, debug=0, limiter_times={60:0}, preemphasis_values={62:0}, ps_name={69:0}, radio_text={71:0}, rval=0, sdev={0:0}, sdev={0:0}, si4713_i2c_driver={67:0}, si4713_id={66:0}, si4713_queryctrl(& sdev->sd, & vqc)=0, si4713_subdev_core_ops={63:0}, si4713_subdev_ops={65:0}, si4713_subdev_tuner_ops={64:0}, si4713_supply_names={59:0}, vqc={70:0}] [L4824] rval = si4713_queryctrl(& sdev->sd, & vqc) [L4825] COND FALSE !(rval < 0) [L4829] control->id [L4830] case 10160389U: [L4831] EXPR control->size [L4831] len = (int )(control->size - 1U) [L4832] COND FALSE !(len > 96) [L4837] EXPR control->ldv_23581.string VAL [LDV_IN_INTERRUPT=1, __this_module={4294967300:4294967302}, acomp_rtimes={61:0}, control->id=10160389, control->ldv_23581.string={4294967301:4294967324}, control={0:0}, control={0:0}, debug=0, len=-2, limiter_times={60:0}, preemphasis_values={62:0}, ps_name={69:0}, radio_text={71:0}, rval=0, sdev={0:0}, sdev={0:0}, si4713_i2c_driver={67:0}, si4713_id={66:0}, si4713_subdev_core_ops={63:0}, si4713_subdev_ops={65:0}, si4713_subdev_tuner_ops={64:0}, si4713_supply_names={59:0}, vqc={70:0}] [L4837-L4838] CALL ldv_copy_from_user_7((void *)(& ps_name), (void const *)control->ldv_23581.string, (unsigned long )len) VAL [LDV_IN_INTERRUPT=1, __this_module={4294967300:4294967302}, acomp_rtimes={61:0}, debug=0, limiter_times={60:0}, preemphasis_values={62:0}, si4713_i2c_driver={67:0}, si4713_id={66:0}, si4713_subdev_core_ops={63:0}, si4713_subdev_ops={65:0}, si4713_subdev_tuner_ops={64:0}, si4713_supply_names={59:0}] [L6179] unsigned long tmp ; VAL [LDV_IN_INTERRUPT=1, \old(n)=18446744073709551614, __this_module={4294967300:4294967302}, acomp_rtimes={61:0}, debug=0, from={4294967301:4294967324}, from={4294967301:4294967324}, limiter_times={60:0}, n=18446744073709551614, preemphasis_values={62:0}, si4713_i2c_driver={67:0}, si4713_id={66:0}, si4713_subdev_core_ops={63:0}, si4713_subdev_ops={65:0}, si4713_subdev_tuner_ops={64:0}, si4713_supply_names={59:0}, to={69:0}, to={69:0}] [L6181] CALL ldv_check_len((long )n) VAL [LDV_IN_INTERRUPT=1, __this_module={4294967300:4294967302}, acomp_rtimes={61:0}, debug=0, limiter_times={60:0}, preemphasis_values={62:0}, si4713_i2c_driver={67:0}, si4713_id={66:0}, si4713_subdev_core_ops={63:0}, si4713_subdev_ops={65:0}, si4713_subdev_tuner_ops={64:0}, si4713_supply_names={59:0}] [L6233] COND FALSE !(n >= 0L) [L6235] CALL ldv_error() [L6190] reach_error() VAL [LDV_IN_INTERRUPT=1, __this_module={4294967300:4294967302}, acomp_rtimes={61:0}, debug=0, limiter_times={60:0}, preemphasis_values={62:0}, si4713_i2c_driver={67:0}, si4713_id={66:0}, si4713_subdev_core_ops={63:0}, si4713_subdev_ops={65:0}, si4713_subdev_tuner_ops={64:0}, si4713_supply_names={59:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 49 procedures, 1165 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 158.6s, OverallIterations: 11, TraceHistogramMax: 6, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.1s, AutomataDifference: 140.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 16 mSolverCounterUnknown, 3024 SdHoareTripleChecker+Valid, 137.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2778 mSDsluCounter, 91957 SdHoareTripleChecker+Invalid, 130.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 77340 mSDsCounter, 2104 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 34290 IncrementalHoareTripleChecker+Invalid, 36410 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2104 mSolverCounterUnsat, 14617 mSDtfsCounter, 34290 mSolverCounterSat, 0.6s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 513 GetRequests, 385 SyntacticMatches, 0 SemanticMatches, 128 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 168 ImplicationChecksByTransitivity, 1.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1169occurred in iteration=5, InterpolantAutomatonStates: 104, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.7s AutomataMinimizationTime, 10 MinimizatonAttempts, 329 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 12.8s InterpolantComputationTime, 1211 NumberOfCodeBlocks, 1211 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 1102 ConstructedInterpolants, 0 QuantifiedInterpolants, 2330 SizeOfPredicates, 0 NumberOfNonLiveVariables, 2650 ConjunctsInSsa, 26 ConjunctsInUnsatCore, 12 InterpolantComputations, 10 PerfectInterpolantSequences, 754/768 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2023-11-06 22:27:40,264 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76218055-2d6d-402e-bb53-c83e6998ec5d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE