./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/ldv-commit-tester/m0_drivers-media-radio-si4713-i2c-ko--111_1a--064368f-1.i --full-output --preprocessor.use.memory.slicer false --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6ae2ee47 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/ldv-commit-tester/m0_drivers-media-radio-si4713-i2c-ko--111_1a--064368f-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 6eb9348af754e598a94b08c8ab1d1ba8b50e9f79e34a72936f4d36ffd0927628 --preprocessor.use.memory.slicer false --- Real Ultimate output --- This is Ultimate 0.2.3-dev-6ae2ee4-m [2023-11-22 22:59:00,958 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-22 22:59:01,018 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-22 22:59:01,023 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-22 22:59:01,024 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-22 22:59:01,045 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-22 22:59:01,048 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-22 22:59:01,049 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-22 22:59:01,049 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-22 22:59:01,052 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-22 22:59:01,052 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-22 22:59:01,053 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-22 22:59:01,053 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-22 22:59:01,054 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-22 22:59:01,054 INFO L153 SettingsManager]: * Use SBE=true [2023-11-22 22:59:01,055 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-22 22:59:01,055 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-22 22:59:01,055 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-22 22:59:01,055 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-22 22:59:01,056 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-22 22:59:01,056 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-22 22:59:01,056 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-22 22:59:01,056 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-22 22:59:01,056 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-22 22:59:01,057 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-22 22:59:01,057 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-22 22:59:01,057 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-22 22:59:01,058 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-22 22:59:01,058 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-22 22:59:01,058 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-22 22:59:01,059 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-22 22:59:01,059 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-22 22:59:01,059 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-22 22:59:01,059 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-22 22:59:01,059 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-22 22:59:01,060 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-22 22:59:01,060 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-22 22:59:01,060 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-22 22:59:01,060 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-22 22:59:01,060 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6eb9348af754e598a94b08c8ab1d1ba8b50e9f79e34a72936f4d36ffd0927628 Applying setting for plugin de.uni_freiburg.informatik.ultimate.boogie.preprocessor: Use memory slicer -> false [2023-11-22 22:59:01,265 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-22 22:59:01,291 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-22 22:59:01,294 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-22 22:59:01,295 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-22 22:59:01,295 INFO L274 PluginConnector]: CDTParser initialized [2023-11-22 22:59:01,296 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-commit-tester/m0_drivers-media-radio-si4713-i2c-ko--111_1a--064368f-1.i [2023-11-22 22:59:02,411 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-22 22:59:02,756 INFO L384 CDTParser]: Found 1 translation units. [2023-11-22 22:59:02,757 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-commit-tester/m0_drivers-media-radio-si4713-i2c-ko--111_1a--064368f-1.i [2023-11-22 22:59:02,785 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0cdb54bca/521421f2610041b19db2f566cea84e46/FLAGcc081ae29 [2023-11-22 22:59:02,800 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0cdb54bca/521421f2610041b19db2f566cea84e46 [2023-11-22 22:59:02,804 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-22 22:59:02,805 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-22 22:59:02,808 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-22 22:59:02,808 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-22 22:59:02,812 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-22 22:59:02,812 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 10:59:02" (1/1) ... [2023-11-22 22:59:02,813 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@685eda03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:59:02, skipping insertion in model container [2023-11-22 22:59:02,813 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 10:59:02" (1/1) ... [2023-11-22 22:59:02,918 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-22 22:59:03,696 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-commit-tester/m0_drivers-media-radio-si4713-i2c-ko--111_1a--064368f-1.i[176209,176222] [2023-11-22 22:59:03,717 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-22 22:59:03,738 INFO L202 MainTranslator]: Completed pre-run [2023-11-22 22:59:03,898 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-commit-tester/m0_drivers-media-radio-si4713-i2c-ko--111_1a--064368f-1.i[176209,176222] [2023-11-22 22:59:03,907 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-22 22:59:04,029 WARN L675 CHandler]: The function strncpy is called, but not defined or handled by StandardFunctionHandler. [2023-11-22 22:59:04,035 INFO L206 MainTranslator]: Completed translation [2023-11-22 22:59:04,035 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:59:04 WrapperNode [2023-11-22 22:59:04,035 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-22 22:59:04,036 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-22 22:59:04,036 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-22 22:59:04,036 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-22 22:59:04,042 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:59:04" (1/1) ... [2023-11-22 22:59:04,094 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:59:04" (1/1) ... [2023-11-22 22:59:04,228 INFO L138 Inliner]: procedures = 146, calls = 1243, calls flagged for inlining = 65, calls inlined = 65, statements flattened = 3155 [2023-11-22 22:59:04,228 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-22 22:59:04,229 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-22 22:59:04,229 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-22 22:59:04,229 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-22 22:59:04,237 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:59:04" (1/1) ... [2023-11-22 22:59:04,237 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:59:04" (1/1) ... [2023-11-22 22:59:04,262 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:59:04" (1/1) ... [2023-11-22 22:59:04,263 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:59:04" (1/1) ... [2023-11-22 22:59:04,324 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:59:04" (1/1) ... [2023-11-22 22:59:04,344 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:59:04" (1/1) ... [2023-11-22 22:59:04,357 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:59:04" (1/1) ... [2023-11-22 22:59:04,367 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:59:04" (1/1) ... [2023-11-22 22:59:04,400 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-22 22:59:04,401 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-22 22:59:04,402 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-22 22:59:04,402 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-22 22:59:04,402 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:59:04" (1/1) ... [2023-11-22 22:59:04,407 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-22 22:59:04,415 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-22 22:59:04,428 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-22 22:59:04,464 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-22 22:59:04,511 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_set_rds_radio_text [2023-11-22 22:59:04,512 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_set_rds_radio_text [2023-11-22 22:59:04,512 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-22 22:59:04,512 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-22 22:59:04,512 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-22 22:59:04,512 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-22 22:59:04,512 INFO L130 BoogieDeclarations]: Found specification of procedure gpio_is_valid [2023-11-22 22:59:04,513 INFO L138 BoogieDeclarations]: Found implementation of procedure gpio_is_valid [2023-11-22 22:59:04,513 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_wait_stc [2023-11-22 22:59:04,513 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_wait_stc [2023-11-22 22:59:04,513 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_usecs [2023-11-22 22:59:04,513 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_usecs [2023-11-22 22:59:04,513 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_set_mute [2023-11-22 22:59:04,513 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_set_mute [2023-11-22 22:59:04,514 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-22 22:59:04,514 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-22 22:59:04,514 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion_timeout [2023-11-22 22:59:04,514 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion_timeout [2023-11-22 22:59:04,514 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-22 22:59:04,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-22 22:59:04,514 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_set_power_state [2023-11-22 22:59:04,515 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_set_power_state [2023-11-22 22:59:04,515 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_choose_econtrol_action [2023-11-22 22:59:04,515 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_choose_econtrol_action [2023-11-22 22:59:04,515 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_len [2023-11-22 22:59:04,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_len [2023-11-22 22:59:04,516 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-22 22:59:04,516 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-22 22:59:04,516 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2023-11-22 22:59:04,516 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2023-11-22 22:59:04,517 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_write_econtrol_tune [2023-11-22 22:59:04,517 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_write_econtrol_tune [2023-11-22 22:59:04,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-22 22:59:04,517 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-11-22 22:59:04,518 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-11-22 22:59:04,518 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2023-11-22 22:59:04,518 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2023-11-22 22:59:04,518 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__copy_from_user_1 [2023-11-22 22:59:04,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__copy_from_user_1 [2023-11-22 22:59:04,518 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2023-11-22 22:59:04,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2023-11-22 22:59:04,519 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-22 22:59:04,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-22 22:59:04,519 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_strlen [2023-11-22 22:59:04,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_strlen [2023-11-22 22:59:04,519 INFO L130 BoogieDeclarations]: Found specification of procedure gpio_set_value [2023-11-22 22:59:04,519 INFO L138 BoogieDeclarations]: Found implementation of procedure gpio_set_value [2023-11-22 22:59:04,519 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_tx_rds_buff [2023-11-22 22:59:04,519 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_tx_rds_buff [2023-11-22 22:59:04,520 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-22 22:59:04,520 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_query_fill [2023-11-22 22:59:04,520 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_query_fill [2023-11-22 22:59:04,520 INFO L130 BoogieDeclarations]: Found specification of procedure validate_range [2023-11-22 22:59:04,520 INFO L138 BoogieDeclarations]: Found implementation of procedure validate_range [2023-11-22 22:59:04,520 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_bulk_free [2023-11-22 22:59:04,520 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_bulk_free [2023-11-22 22:59:04,520 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_write_econtrol_integers [2023-11-22 22:59:04,521 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_write_econtrol_integers [2023-11-22 22:59:04,521 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-22 22:59:04,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-22 22:59:04,521 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_bulk_disable [2023-11-22 22:59:04,521 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_bulk_disable [2023-11-22 22:59:04,521 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-22 22:59:04,522 INFO L130 BoogieDeclarations]: Found specification of procedure gpio_free [2023-11-22 22:59:04,522 INFO L138 BoogieDeclarations]: Found implementation of procedure gpio_free [2023-11-22 22:59:04,523 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_send_command [2023-11-22 22:59:04,523 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_send_command [2023-11-22 22:59:04,523 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_get_subdevdata [2023-11-22 22:59:04,523 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_get_subdevdata [2023-11-22 22:59:04,523 INFO L130 BoogieDeclarations]: Found specification of procedure usecs_to_jiffies [2023-11-22 22:59:04,523 INFO L138 BoogieDeclarations]: Found implementation of procedure usecs_to_jiffies [2023-11-22 22:59:04,523 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_write_property [2023-11-22 22:59:04,524 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_write_property [2023-11-22 22:59:04,524 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-22 22:59:04,524 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-11-22 22:59:04,524 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-11-22 22:59:04,525 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-22 22:59:04,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-22 22:59:04,525 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_read_property [2023-11-22 22:59:04,525 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_read_property [2023-11-22 22:59:04,525 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2023-11-22 22:59:04,525 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2023-11-22 22:59:04,526 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_s_frequency [2023-11-22 22:59:04,526 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_s_frequency [2023-11-22 22:59:04,526 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-22 22:59:04,526 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-22 22:59:04,526 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_copy_from_user_7 [2023-11-22 22:59:04,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_copy_from_user_7 [2023-11-22 22:59:04,526 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-22 22:59:04,526 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-22 22:59:04,527 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-11-22 22:59:04,527 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-11-22 22:59:04,527 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2023-11-22 22:59:04,528 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2023-11-22 22:59:04,528 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-22 22:59:04,528 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2023-11-22 22:59:04,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2023-11-22 22:59:04,528 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_tx_tune_status [2023-11-22 22:59:04,528 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_tx_tune_status [2023-11-22 22:59:04,528 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_ret_val [2023-11-22 22:59:04,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_ret_val [2023-11-22 22:59:04,529 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_update_tune_status [2023-11-22 22:59:04,529 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_update_tune_status [2023-11-22 22:59:04,530 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_set_rds_ps_name [2023-11-22 22:59:04,530 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_set_rds_ps_name [2023-11-22 22:59:04,530 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_queryctrl [2023-11-22 22:59:04,530 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_queryctrl [2023-11-22 22:59:04,533 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_s_modulator [2023-11-22 22:59:04,533 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_s_modulator [2023-11-22 22:59:04,534 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-22 22:59:04,534 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2023-11-22 22:59:04,534 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-22 22:59:04,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-22 22:59:04,889 INFO L241 CfgBuilder]: Building ICFG [2023-11-22 22:59:04,892 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-22 22:59:07,917 INFO L282 CfgBuilder]: Performing block encoding [2023-11-22 22:59:08,008 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-22 22:59:08,008 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-22 22:59:08,009 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 10:59:08 BoogieIcfgContainer [2023-11-22 22:59:08,009 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-22 22:59:08,010 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-22 22:59:08,010 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-22 22:59:08,013 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-22 22:59:08,013 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 10:59:02" (1/3) ... [2023-11-22 22:59:08,013 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e5d859a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 10:59:08, skipping insertion in model container [2023-11-22 22:59:08,013 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:59:04" (2/3) ... [2023-11-22 22:59:08,014 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e5d859a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 10:59:08, skipping insertion in model container [2023-11-22 22:59:08,014 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 10:59:08" (3/3) ... [2023-11-22 22:59:08,015 INFO L112 eAbstractionObserver]: Analyzing ICFG m0_drivers-media-radio-si4713-i2c-ko--111_1a--064368f-1.i [2023-11-22 22:59:08,027 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-22 22:59:08,028 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-22 22:59:08,069 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-22 22:59:08,074 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@25d8358, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-22 22:59:08,075 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-22 22:59:08,080 INFO L276 IsEmpty]: Start isEmpty. Operand has 1060 states, 766 states have (on average 1.4647519582245432) internal successors, (1122), 774 states have internal predecessors, (1122), 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) [2023-11-22 22:59:08,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-11-22 22:59:08,094 INFO L187 NwaCegarLoop]: Found error trace [2023-11-22 22:59:08,095 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] [2023-11-22 22:59:08,096 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-22 22:59:08,099 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-22 22:59:08,099 INFO L85 PathProgramCache]: Analyzing trace with hash -1021608907, now seen corresponding path program 1 times [2023-11-22 22:59:08,106 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-22 22:59:08,106 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2032817546] [2023-11-22 22:59:08,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-22 22:59:08,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-22 22:59:08,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 22:59:08,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 22:59:08,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 22:59:08,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-22 22:59:08,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 22:59:08,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-22 22:59:08,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 22:59:08,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-22 22:59:08,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 22:59:08,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-11-22 22:59:08,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 22:59:08,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-22 22:59:08,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 22:59:08,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-11-22 22:59:08,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 22:59:08,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2023-11-22 22:59:08,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 22:59:08,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-22 22:59:08,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 22:59:08,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-22 22:59:08,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 22:59:08,967 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2023-11-22 22:59:08,967 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-22 22:59:08,968 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2032817546] [2023-11-22 22:59:08,968 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2032817546] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-22 22:59:08,968 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1355162869] [2023-11-22 22:59:08,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-22 22:59:08,969 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-22 22:59:08,969 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-22 22:59:08,970 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-22 22:59:09,008 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-22 22:59:09,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 22:59:09,419 INFO L262 TraceCheckSpWp]: Trace formula consists of 1272 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-22 22:59:09,424 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-22 22:59:09,561 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-22 22:59:09,561 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-22 22:59:09,561 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1355162869] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-22 22:59:09,561 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-22 22:59:09,561 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 8 [2023-11-22 22:59:09,564 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [678762815] [2023-11-22 22:59:09,565 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-22 22:59:09,575 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-22 22:59:09,576 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-22 22:59:09,617 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-22 22:59:09,618 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2023-11-22 22:59:09,625 INFO L87 Difference]: Start difference. First operand has 1060 states, 766 states have (on average 1.4647519582245432) internal successors, (1122), 774 states have internal predecessors, (1122), 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 9.0) internal successors, (45), 4 states have internal predecessors, (45), 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) [2023-11-22 22:59:10,369 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-22 22:59:10,369 INFO L93 Difference]: Finished difference Result 2123 states and 3251 transitions. [2023-11-22 22:59:10,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-22 22:59:10,371 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 4 states have internal predecessors, (45), 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 78 [2023-11-22 22:59:10,372 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-22 22:59:10,384 INFO L225 Difference]: With dead ends: 2123 [2023-11-22 22:59:10,385 INFO L226 Difference]: Without dead ends: 1056 [2023-11-22 22:59:10,392 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 96 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2023-11-22 22:59:10,394 INFO L413 NwaCegarLoop]: 1513 mSDtfsCounter, 1 mSDsluCounter, 4533 mSDsCounter, 0 mSdLazyCounter, 372 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 6046 SdHoareTripleChecker+Invalid, 373 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 372 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-11-22 22:59:10,395 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 6046 Invalid, 373 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 372 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-11-22 22:59:10,408 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1056 states. [2023-11-22 22:59:10,461 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1056 to 1056. [2023-11-22 22:59:10,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1056 states, 763 states have (on average 1.4495412844036697) internal successors, (1106), 771 states have internal predecessors, (1106), 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) [2023-11-22 22:59:10,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1056 states to 1056 states and 1599 transitions. [2023-11-22 22:59:10,471 INFO L78 Accepts]: Start accepts. Automaton has 1056 states and 1599 transitions. Word has length 78 [2023-11-22 22:59:10,471 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-22 22:59:10,472 INFO L495 AbstractCegarLoop]: Abstraction has 1056 states and 1599 transitions. [2023-11-22 22:59:10,472 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 4 states have internal predecessors, (45), 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) [2023-11-22 22:59:10,472 INFO L276 IsEmpty]: Start isEmpty. Operand 1056 states and 1599 transitions. [2023-11-22 22:59:10,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-22 22:59:10,477 INFO L187 NwaCegarLoop]: Found error trace [2023-11-22 22:59:10,477 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] [2023-11-22 22:59:10,503 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-22 22:59:10,692 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-22 22:59:10,693 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-22 22:59:10,694 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-22 22:59:10,694 INFO L85 PathProgramCache]: Analyzing trace with hash -1332633548, now seen corresponding path program 1 times [2023-11-22 22:59:10,694 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-22 22:59:10,694 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [947632625] [2023-11-22 22:59:10,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-22 22:59:10,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-22 22:59:10,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 22:59:10,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 22:59:10,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 22:59:10,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-22 22:59:10,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 22:59:11,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-22 22:59:11,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 22:59:11,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-22 22:59:11,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 22:59:11,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-11-22 22:59:11,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 22:59:11,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-11-22 22:59:11,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 22:59:11,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-22 22:59:11,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 22:59:11,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-22 22:59:11,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 22:59:11,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-22 22:59:11,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 22:59:11,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-22 22:59:11,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 22:59:11,070 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2023-11-22 22:59:11,070 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-22 22:59:11,071 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [947632625] [2023-11-22 22:59:11,071 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [947632625] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-22 22:59:11,071 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2067453289] [2023-11-22 22:59:11,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-22 22:59:11,071 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-22 22:59:11,071 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-22 22:59:11,086 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-22 22:59:11,128 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-22 22:59:11,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 22:59:11,601 INFO L262 TraceCheckSpWp]: Trace formula consists of 1294 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-22 22:59:11,604 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-22 22:59:11,634 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2023-11-22 22:59:11,634 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-22 22:59:11,634 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2067453289] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-22 22:59:11,634 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-22 22:59:11,634 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 6 [2023-11-22 22:59:11,635 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1128554463] [2023-11-22 22:59:11,635 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-22 22:59:11,635 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-22 22:59:11,635 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-22 22:59:11,636 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-22 22:59:11,636 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-22 22:59:11,636 INFO L87 Difference]: Start difference. First operand 1056 states and 1599 transitions. Second operand has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 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) [2023-11-22 22:59:12,104 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-22 22:59:12,104 INFO L93 Difference]: Finished difference Result 2108 states and 3190 transitions. [2023-11-22 22:59:12,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-22 22:59:12,105 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 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 80 [2023-11-22 22:59:12,105 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-22 22:59:12,110 INFO L225 Difference]: With dead ends: 2108 [2023-11-22 22:59:12,110 INFO L226 Difference]: Without dead ends: 1056 [2023-11-22 22:59:12,113 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 100 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-22 22:59:12,114 INFO L413 NwaCegarLoop]: 1504 mSDtfsCounter, 0 mSDsluCounter, 4509 mSDsCounter, 0 mSdLazyCounter, 350 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 6013 SdHoareTripleChecker+Invalid, 350 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 350 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-22 22:59:12,114 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 6013 Invalid, 350 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 350 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-22 22:59:12,115 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1056 states. [2023-11-22 22:59:12,157 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1056 to 1056. [2023-11-22 22:59:12,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1056 states, 763 states have (on average 1.4495412844036697) internal successors, (1106), 771 states have internal predecessors, (1106), 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) [2023-11-22 22:59:12,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1056 states to 1056 states and 1598 transitions. [2023-11-22 22:59:12,168 INFO L78 Accepts]: Start accepts. Automaton has 1056 states and 1598 transitions. Word has length 80 [2023-11-22 22:59:12,169 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-22 22:59:12,169 INFO L495 AbstractCegarLoop]: Abstraction has 1056 states and 1598 transitions. [2023-11-22 22:59:12,169 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 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) [2023-11-22 22:59:12,169 INFO L276 IsEmpty]: Start isEmpty. Operand 1056 states and 1598 transitions. [2023-11-22 22:59:12,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-11-22 22:59:12,174 INFO L187 NwaCegarLoop]: Found error trace [2023-11-22 22:59:12,179 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 4, 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] [2023-11-22 22:59:12,207 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-22 22:59:12,392 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2023-11-22 22:59:12,392 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-22 22:59:12,393 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-22 22:59:12,393 INFO L85 PathProgramCache]: Analyzing trace with hash 39484501, now seen corresponding path program 2 times [2023-11-22 22:59:12,393 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-22 22:59:12,393 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1900349325] [2023-11-22 22:59:12,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-22 22:59:12,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-22 22:59:12,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 22:59:13,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 22:59:13,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 22:59:13,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-22 22:59:13,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 22:59:13,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-22 22:59:13,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 22:59:13,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-22 22:59:13,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 22:59:13,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-22 22:59:13,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 22:59:13,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-11-22 22:59:13,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 22:59:13,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-22 22:59:13,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 22:59:13,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-11-22 22:59:13,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 22:59:13,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2023-11-22 22:59:13,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 22:59:13,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-22 22:59:13,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 22:59:13,340 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2023-11-22 22:59:13,340 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-22 22:59:13,341 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1900349325] [2023-11-22 22:59:13,341 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1900349325] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-22 22:59:13,342 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-22 22:59:13,342 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-11-22 22:59:13,342 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [288024585] [2023-11-22 22:59:13,342 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-22 22:59:13,342 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-22 22:59:13,343 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-22 22:59:13,343 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-22 22:59:13,343 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2023-11-22 22:59:13,343 INFO L87 Difference]: Start difference. First operand 1056 states and 1598 transitions. Second operand has 9 states, 7 states have (on average 6.142857142857143) internal successors, (43), 8 states have internal predecessors, (43), 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) [2023-11-22 22:59:18,533 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.29s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-22 22:59:20,544 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-22 22:59:22,342 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.80s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-22 22:59:24,354 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-22 22:59:24,509 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-22 22:59:24,510 INFO L93 Difference]: Finished difference Result 2129 states and 3224 transitions. [2023-11-22 22:59:24,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-22 22:59:24,510 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 7 states have (on average 6.142857142857143) internal successors, (43), 8 states have internal predecessors, (43), 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 82 [2023-11-22 22:59:24,511 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-22 22:59:24,516 INFO L225 Difference]: With dead ends: 2129 [2023-11-22 22:59:24,518 INFO L226 Difference]: Without dead ends: 1091 [2023-11-22 22:59:24,522 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=38, Invalid=118, Unknown=0, NotChecked=0, Total=156 [2023-11-22 22:59:24,526 INFO L413 NwaCegarLoop]: 1277 mSDtfsCounter, 274 mSDsluCounter, 5883 mSDsCounter, 0 mSdLazyCounter, 3492 mSolverCounterSat, 218 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 319 SdHoareTripleChecker+Valid, 7160 SdHoareTripleChecker+Invalid, 3712 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 218 IncrementalHoareTripleChecker+Valid, 3492 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.0s IncrementalHoareTripleChecker+Time [2023-11-22 22:59:24,529 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [319 Valid, 7160 Invalid, 3712 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [218 Valid, 3492 Invalid, 2 Unknown, 0 Unchecked, 11.0s Time] [2023-11-22 22:59:24,533 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1091 states. [2023-11-22 22:59:24,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1091 to 1061. [2023-11-22 22:59:24,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1061 states, 767 states have (on average 1.4485006518904824) internal successors, (1111), 775 states have internal predecessors, (1111), 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) [2023-11-22 22:59:24,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1061 states to 1061 states and 1606 transitions. [2023-11-22 22:59:24,577 INFO L78 Accepts]: Start accepts. Automaton has 1061 states and 1606 transitions. Word has length 82 [2023-11-22 22:59:24,578 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-22 22:59:24,578 INFO L495 AbstractCegarLoop]: Abstraction has 1061 states and 1606 transitions. [2023-11-22 22:59:24,579 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 7 states have (on average 6.142857142857143) internal successors, (43), 8 states have internal predecessors, (43), 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) [2023-11-22 22:59:24,579 INFO L276 IsEmpty]: Start isEmpty. Operand 1061 states and 1606 transitions. [2023-11-22 22:59:24,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-11-22 22:59:24,582 INFO L187 NwaCegarLoop]: Found error trace [2023-11-22 22:59:24,582 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 4, 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] [2023-11-22 22:59:24,582 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-22 22:59:24,584 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-22 22:59:24,584 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-22 22:59:24,584 INFO L85 PathProgramCache]: Analyzing trace with hash -1775953682, now seen corresponding path program 1 times [2023-11-22 22:59:24,584 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-22 22:59:24,586 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1204673861] [2023-11-22 22:59:24,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-22 22:59:24,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-22 22:59:24,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 22:59:25,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 22:59:25,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 22:59:25,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-22 22:59:25,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 22:59:25,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-22 22:59:25,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 22:59:25,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-22 22:59:25,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 22:59:25,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-22 22:59:25,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 22:59:25,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-11-22 22:59:25,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 22:59:25,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-22 22:59:25,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 22:59:25,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-11-22 22:59:25,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 22:59:25,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2023-11-22 22:59:25,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 22:59:25,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-22 22:59:25,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 22:59:25,453 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2023-11-22 22:59:25,453 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-22 22:59:25,453 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1204673861] [2023-11-22 22:59:25,454 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1204673861] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-22 22:59:25,454 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-22 22:59:25,454 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2023-11-22 22:59:25,454 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1038004845] [2023-11-22 22:59:25,454 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-22 22:59:25,455 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-22 22:59:25,455 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-22 22:59:25,456 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-22 22:59:25,456 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2023-11-22 22:59:25,456 INFO L87 Difference]: Start difference. First operand 1061 states and 1606 transitions. Second operand has 10 states, 8 states have (on average 5.5) internal successors, (44), 9 states have internal predecessors, (44), 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) [2023-11-22 22:59:33,414 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 [] [2023-11-22 22:59:34,416 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-22 22:59:34,417 INFO L93 Difference]: Finished difference Result 2141 states and 3244 transitions. [2023-11-22 22:59:34,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-22 22:59:34,417 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 8 states have (on average 5.5) internal successors, (44), 9 states have internal predecessors, (44), 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 83 [2023-11-22 22:59:34,417 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-22 22:59:34,422 INFO L225 Difference]: With dead ends: 2141 [2023-11-22 22:59:34,422 INFO L226 Difference]: Without dead ends: 1098 [2023-11-22 22:59:34,426 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=162, Unknown=0, NotChecked=0, Total=210 [2023-11-22 22:59:34,426 INFO L413 NwaCegarLoop]: 1286 mSDtfsCounter, 306 mSDsluCounter, 7863 mSDsCounter, 0 mSdLazyCounter, 4736 mSolverCounterSat, 274 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 332 SdHoareTripleChecker+Valid, 9149 SdHoareTripleChecker+Invalid, 5010 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 274 IncrementalHoareTripleChecker+Valid, 4736 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.8s IncrementalHoareTripleChecker+Time [2023-11-22 22:59:34,426 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [332 Valid, 9149 Invalid, 5010 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [274 Valid, 4736 Invalid, 0 Unknown, 0 Unchecked, 8.8s Time] [2023-11-22 22:59:34,428 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1098 states. [2023-11-22 22:59:34,502 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1098 to 1061. [2023-11-22 22:59:34,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1061 states, 767 states have (on average 1.4485006518904824) internal successors, (1111), 775 states have internal predecessors, (1111), 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) [2023-11-22 22:59:34,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1061 states to 1061 states and 1606 transitions. [2023-11-22 22:59:34,508 INFO L78 Accepts]: Start accepts. Automaton has 1061 states and 1606 transitions. Word has length 83 [2023-11-22 22:59:34,510 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-22 22:59:34,510 INFO L495 AbstractCegarLoop]: Abstraction has 1061 states and 1606 transitions. [2023-11-22 22:59:34,511 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 8 states have (on average 5.5) internal successors, (44), 9 states have internal predecessors, (44), 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) [2023-11-22 22:59:34,511 INFO L276 IsEmpty]: Start isEmpty. Operand 1061 states and 1606 transitions. [2023-11-22 22:59:34,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-11-22 22:59:34,513 INFO L187 NwaCegarLoop]: Found error trace [2023-11-22 22:59:34,514 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 4, 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] [2023-11-22 22:59:34,514 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-22 22:59:34,514 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-22 22:59:34,514 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-22 22:59:34,514 INFO L85 PathProgramCache]: Analyzing trace with hash -1190868765, now seen corresponding path program 1 times [2023-11-22 22:59:34,514 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-22 22:59:34,515 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1104455338] [2023-11-22 22:59:34,515 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-22 22:59:34,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-22 22:59:34,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 22:59:35,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 22:59:35,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 22:59:35,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-22 22:59:35,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 22:59:35,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-22 22:59:35,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 22:59:35,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-22 22:59:35,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 22:59:35,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-22 22:59:35,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 22:59:35,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-11-22 22:59:35,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 22:59:35,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-22 22:59:35,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 22:59:35,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-11-22 22:59:35,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 22:59:35,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2023-11-22 22:59:35,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 22:59:35,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-22 22:59:35,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 22:59:35,237 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2023-11-22 22:59:35,237 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-22 22:59:35,237 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1104455338] [2023-11-22 22:59:35,237 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1104455338] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-22 22:59:35,238 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-22 22:59:35,238 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2023-11-22 22:59:35,238 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [141967876] [2023-11-22 22:59:35,238 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-22 22:59:35,238 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-22 22:59:35,238 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-22 22:59:35,239 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-22 22:59:35,239 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2023-11-22 22:59:35,239 INFO L87 Difference]: Start difference. First operand 1061 states and 1606 transitions. Second operand has 10 states, 8 states have (on average 5.5) internal successors, (44), 9 states have internal predecessors, (44), 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) [2023-11-22 22:59:42,339 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 [] [2023-11-22 22:59:43,663 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-22 22:59:43,827 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-22 22:59:43,827 INFO L93 Difference]: Finished difference Result 2136 states and 3233 transitions. [2023-11-22 22:59:43,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-22 22:59:43,827 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 8 states have (on average 5.5) internal successors, (44), 9 states have internal predecessors, (44), 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 83 [2023-11-22 22:59:43,828 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-22 22:59:43,833 INFO L225 Difference]: With dead ends: 2136 [2023-11-22 22:59:43,833 INFO L226 Difference]: Without dead ends: 1093 [2023-11-22 22:59:43,837 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=162, Unknown=0, NotChecked=0, Total=210 [2023-11-22 22:59:43,838 INFO L413 NwaCegarLoop]: 1275 mSDtfsCounter, 270 mSDsluCounter, 7038 mSDsCounter, 0 mSdLazyCounter, 3928 mSolverCounterSat, 217 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 315 SdHoareTripleChecker+Valid, 8313 SdHoareTripleChecker+Invalid, 4146 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 217 IncrementalHoareTripleChecker+Valid, 3928 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.4s IncrementalHoareTripleChecker+Time [2023-11-22 22:59:43,838 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [315 Valid, 8313 Invalid, 4146 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [217 Valid, 3928 Invalid, 1 Unknown, 0 Unchecked, 8.4s Time] [2023-11-22 22:59:43,841 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1093 states. [2023-11-22 22:59:43,861 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1093 to 1067. [2023-11-22 22:59:43,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1067 states, 772 states have (on average 1.4468911917098446) internal successors, (1117), 780 states have internal predecessors, (1117), 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) [2023-11-22 22:59:43,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1067 states to 1067 states and 1615 transitions. [2023-11-22 22:59:43,867 INFO L78 Accepts]: Start accepts. Automaton has 1067 states and 1615 transitions. Word has length 83 [2023-11-22 22:59:43,867 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-22 22:59:43,867 INFO L495 AbstractCegarLoop]: Abstraction has 1067 states and 1615 transitions. [2023-11-22 22:59:43,868 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 8 states have (on average 5.5) internal successors, (44), 9 states have internal predecessors, (44), 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) [2023-11-22 22:59:43,868 INFO L276 IsEmpty]: Start isEmpty. Operand 1067 states and 1615 transitions. [2023-11-22 22:59:43,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-11-22 22:59:43,870 INFO L187 NwaCegarLoop]: Found error trace [2023-11-22 22:59:43,870 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 4, 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] [2023-11-22 22:59:43,870 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-22 22:59:43,870 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-22 22:59:43,870 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-22 22:59:43,871 INFO L85 PathProgramCache]: Analyzing trace with hash -1634877590, now seen corresponding path program 1 times [2023-11-22 22:59:43,871 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-22 22:59:43,872 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [241549003] [2023-11-22 22:59:43,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-22 22:59:43,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-22 22:59:43,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 22:59:44,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 22:59:44,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 22:59:44,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-22 22:59:44,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 22:59:44,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-22 22:59:44,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 22:59:44,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-22 22:59:44,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 22:59:44,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-22 22:59:44,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 22:59:44,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-11-22 22:59:44,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 22:59:44,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-22 22:59:44,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 22:59:44,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-11-22 22:59:44,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 22:59:44,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2023-11-22 22:59:44,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 22:59:44,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-22 22:59:44,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 22:59:44,686 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2023-11-22 22:59:44,686 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-22 22:59:44,687 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [241549003] [2023-11-22 22:59:44,687 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [241549003] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-22 22:59:44,687 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-22 22:59:44,687 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2023-11-22 22:59:44,687 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2014781507] [2023-11-22 22:59:44,687 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-22 22:59:44,688 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-11-22 22:59:44,688 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-22 22:59:44,689 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-11-22 22:59:44,689 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2023-11-22 22:59:44,689 INFO L87 Difference]: Start difference. First operand 1067 states and 1615 transitions. Second operand has 11 states, 9 states have (on average 5.0) internal successors, (45), 10 states have internal predecessors, (45), 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) [2023-11-22 22:59:51,673 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-22 22:59:53,684 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-22 22:59:56,044 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-22 22:59:56,728 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-22 22:59:56,728 INFO L93 Difference]: Finished difference Result 2145 states and 3247 transitions. [2023-11-22 22:59:56,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-22 22:59:56,729 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 9 states have (on average 5.0) internal successors, (45), 10 states have internal predecessors, (45), 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 84 [2023-11-22 22:59:56,729 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-22 22:59:56,733 INFO L225 Difference]: With dead ends: 2145 [2023-11-22 22:59:56,733 INFO L226 Difference]: Without dead ends: 1096 [2023-11-22 22:59:56,736 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=58, Invalid=214, Unknown=0, NotChecked=0, Total=272 [2023-11-22 22:59:56,736 INFO L413 NwaCegarLoop]: 1280 mSDtfsCounter, 306 mSDsluCounter, 8028 mSDsCounter, 0 mSdLazyCounter, 4523 mSolverCounterSat, 275 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 332 SdHoareTripleChecker+Valid, 9308 SdHoareTripleChecker+Invalid, 4801 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 275 IncrementalHoareTripleChecker+Valid, 4523 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.8s IncrementalHoareTripleChecker+Time [2023-11-22 22:59:56,737 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [332 Valid, 9308 Invalid, 4801 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [275 Valid, 4523 Invalid, 3 Unknown, 0 Unchecked, 11.8s Time] [2023-11-22 22:59:56,738 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1096 states. [2023-11-22 22:59:56,755 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1096 to 1062. [2023-11-22 22:59:56,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1062 states, 768 states have (on average 1.4479166666666667) internal successors, (1112), 776 states have internal predecessors, (1112), 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) [2023-11-22 22:59:56,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1062 states to 1062 states and 1607 transitions. [2023-11-22 22:59:56,760 INFO L78 Accepts]: Start accepts. Automaton has 1062 states and 1607 transitions. Word has length 84 [2023-11-22 22:59:56,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-22 22:59:56,760 INFO L495 AbstractCegarLoop]: Abstraction has 1062 states and 1607 transitions. [2023-11-22 22:59:56,760 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 9 states have (on average 5.0) internal successors, (45), 10 states have internal predecessors, (45), 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) [2023-11-22 22:59:56,761 INFO L276 IsEmpty]: Start isEmpty. Operand 1062 states and 1607 transitions. [2023-11-22 22:59:56,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-11-22 22:59:56,762 INFO L187 NwaCegarLoop]: Found error trace [2023-11-22 22:59:56,762 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 4, 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] [2023-11-22 22:59:56,762 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-11-22 22:59:56,763 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-22 22:59:56,763 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-22 22:59:56,763 INFO L85 PathProgramCache]: Analyzing trace with hash 984386082, now seen corresponding path program 1 times [2023-11-22 22:59:56,763 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-22 22:59:56,763 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [194256688] [2023-11-22 22:59:56,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-22 22:59:56,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-22 22:59:56,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 22:59:57,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 22:59:57,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 22:59:57,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-22 22:59:57,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 22:59:57,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-22 22:59:57,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 22:59:57,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-22 22:59:57,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 22:59:57,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-22 22:59:57,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 22:59:57,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-11-22 22:59:57,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 22:59:57,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-22 22:59:57,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 22:59:57,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-11-22 22:59:57,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 22:59:57,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2023-11-22 22:59:57,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 22:59:57,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-22 22:59:57,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 22:59:57,592 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2023-11-22 22:59:57,600 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-22 22:59:57,600 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [194256688] [2023-11-22 22:59:57,600 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [194256688] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-22 22:59:57,601 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-22 22:59:57,601 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2023-11-22 22:59:57,601 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2066003416] [2023-11-22 22:59:57,601 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-22 22:59:57,601 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-22 22:59:57,601 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-22 22:59:57,602 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-22 22:59:57,602 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2023-11-22 22:59:57,602 INFO L87 Difference]: Start difference. First operand 1062 states and 1607 transitions. Second operand has 10 states, 8 states have (on average 5.625) internal successors, (45), 9 states have internal predecessors, (45), 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) [2023-11-22 23:00:05,423 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 [] [2023-11-22 23:00:06,816 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-22 23:00:06,817 INFO L93 Difference]: Finished difference Result 2143 states and 3246 transitions. [2023-11-22 23:00:06,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-22 23:00:06,818 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 8 states have (on average 5.625) internal successors, (45), 9 states have internal predecessors, (45), 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 84 [2023-11-22 23:00:06,819 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-22 23:00:06,825 INFO L225 Difference]: With dead ends: 2143 [2023-11-22 23:00:06,825 INFO L226 Difference]: Without dead ends: 1099 [2023-11-22 23:00:06,829 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=162, Unknown=0, NotChecked=0, Total=210 [2023-11-22 23:00:06,829 INFO L413 NwaCegarLoop]: 1284 mSDtfsCounter, 308 mSDsluCounter, 6882 mSDsCounter, 0 mSdLazyCounter, 4087 mSolverCounterSat, 275 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 334 SdHoareTripleChecker+Valid, 8166 SdHoareTripleChecker+Invalid, 4363 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 275 IncrementalHoareTripleChecker+Valid, 4087 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.1s IncrementalHoareTripleChecker+Time [2023-11-22 23:00:06,830 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [334 Valid, 8166 Invalid, 4363 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [275 Valid, 4087 Invalid, 1 Unknown, 0 Unchecked, 9.1s Time] [2023-11-22 23:00:06,831 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1099 states. [2023-11-22 23:00:06,855 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1099 to 1067. [2023-11-22 23:00:06,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1067 states, 772 states have (on average 1.4468911917098446) internal successors, (1117), 780 states have internal predecessors, (1117), 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) [2023-11-22 23:00:06,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1067 states to 1067 states and 1615 transitions. [2023-11-22 23:00:06,860 INFO L78 Accepts]: Start accepts. Automaton has 1067 states and 1615 transitions. Word has length 84 [2023-11-22 23:00:06,861 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-22 23:00:06,861 INFO L495 AbstractCegarLoop]: Abstraction has 1067 states and 1615 transitions. [2023-11-22 23:00:06,862 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 8 states have (on average 5.625) internal successors, (45), 9 states have internal predecessors, (45), 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) [2023-11-22 23:00:06,862 INFO L276 IsEmpty]: Start isEmpty. Operand 1067 states and 1615 transitions. [2023-11-22 23:00:06,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-11-22 23:00:06,864 INFO L187 NwaCegarLoop]: Found error trace [2023-11-22 23:00:06,864 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 4, 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] [2023-11-22 23:00:06,864 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-11-22 23:00:06,864 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-22 23:00:06,864 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-22 23:00:06,865 INFO L85 PathProgramCache]: Analyzing trace with hash -1963690826, now seen corresponding path program 1 times [2023-11-22 23:00:06,865 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-22 23:00:06,865 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [670414719] [2023-11-22 23:00:06,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-22 23:00:06,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-22 23:00:06,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:00:07,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 23:00:07,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:00:07,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-22 23:00:07,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:00:07,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-22 23:00:07,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:00:07,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-22 23:00:07,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:00:07,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-22 23:00:07,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:00:07,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-11-22 23:00:07,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:00:07,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-22 23:00:07,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:00:07,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-11-22 23:00:07,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:00:07,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2023-11-22 23:00:07,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:00:07,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-22 23:00:07,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:00:07,566 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2023-11-22 23:00:07,567 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-22 23:00:07,567 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [670414719] [2023-11-22 23:00:07,567 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [670414719] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-22 23:00:07,567 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-22 23:00:07,567 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2023-11-22 23:00:07,567 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1975135252] [2023-11-22 23:00:07,568 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-22 23:00:07,568 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-11-22 23:00:07,568 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-22 23:00:07,569 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-11-22 23:00:07,569 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2023-11-22 23:00:07,569 INFO L87 Difference]: Start difference. First operand 1067 states and 1615 transitions. Second operand has 11 states, 9 states have (on average 5.111111111111111) internal successors, (46), 10 states have internal predecessors, (46), 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) [2023-11-22 23:00:16,987 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 [] [2023-11-22 23:00:19,379 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 [] [2023-11-22 23:00:19,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-22 23:00:19,641 INFO L93 Difference]: Finished difference Result 2145 states and 3247 transitions. [2023-11-22 23:00:19,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-22 23:00:19,642 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 9 states have (on average 5.111111111111111) internal successors, (46), 10 states have internal predecessors, (46), 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 85 [2023-11-22 23:00:19,642 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-22 23:00:19,647 INFO L225 Difference]: With dead ends: 2145 [2023-11-22 23:00:19,647 INFO L226 Difference]: Without dead ends: 1096 [2023-11-22 23:00:19,660 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=58, Invalid=214, Unknown=0, NotChecked=0, Total=272 [2023-11-22 23:00:19,661 INFO L413 NwaCegarLoop]: 1280 mSDtfsCounter, 303 mSDsluCounter, 8999 mSDsCounter, 0 mSdLazyCounter, 5153 mSolverCounterSat, 274 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 329 SdHoareTripleChecker+Valid, 10279 SdHoareTripleChecker+Invalid, 5429 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 274 IncrementalHoareTripleChecker+Valid, 5153 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.9s IncrementalHoareTripleChecker+Time [2023-11-22 23:00:19,662 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [329 Valid, 10279 Invalid, 5429 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [274 Valid, 5153 Invalid, 2 Unknown, 0 Unchecked, 11.9s Time] [2023-11-22 23:00:19,663 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1096 states. [2023-11-22 23:00:19,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1096 to 1062. [2023-11-22 23:00:19,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1062 states, 768 states have (on average 1.4479166666666667) internal successors, (1112), 776 states have internal predecessors, (1112), 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) [2023-11-22 23:00:19,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1062 states to 1062 states and 1607 transitions. [2023-11-22 23:00:19,686 INFO L78 Accepts]: Start accepts. Automaton has 1062 states and 1607 transitions. Word has length 85 [2023-11-22 23:00:19,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-22 23:00:19,687 INFO L495 AbstractCegarLoop]: Abstraction has 1062 states and 1607 transitions. [2023-11-22 23:00:19,687 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 9 states have (on average 5.111111111111111) internal successors, (46), 10 states have internal predecessors, (46), 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) [2023-11-22 23:00:19,687 INFO L276 IsEmpty]: Start isEmpty. Operand 1062 states and 1607 transitions. [2023-11-22 23:00:19,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-11-22 23:00:19,689 INFO L187 NwaCegarLoop]: Found error trace [2023-11-22 23:00:19,689 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 4, 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] [2023-11-22 23:00:19,689 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-11-22 23:00:19,689 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-22 23:00:19,690 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-22 23:00:19,690 INFO L85 PathProgramCache]: Analyzing trace with hash -435045861, now seen corresponding path program 1 times [2023-11-22 23:00:19,690 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-22 23:00:19,690 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1485370278] [2023-11-22 23:00:19,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-22 23:00:19,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-22 23:00:19,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:00:20,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 23:00:20,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:00:20,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-22 23:00:20,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:00:20,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-22 23:00:20,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:00:20,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-22 23:00:20,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:00:20,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-22 23:00:20,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:00:20,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-11-22 23:00:20,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:00:20,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-22 23:00:20,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:00:20,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-11-22 23:00:20,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:00:20,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2023-11-22 23:00:20,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:00:20,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-22 23:00:20,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:00:20,399 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2023-11-22 23:00:20,400 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-22 23:00:20,400 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1485370278] [2023-11-22 23:00:20,400 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1485370278] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-22 23:00:20,400 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-22 23:00:20,400 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2023-11-22 23:00:20,400 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1236000379] [2023-11-22 23:00:20,400 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-22 23:00:20,401 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-22 23:00:20,401 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-22 23:00:20,402 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-22 23:00:20,402 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2023-11-22 23:00:20,402 INFO L87 Difference]: Start difference. First operand 1062 states and 1607 transitions. Second operand has 10 states, 8 states have (on average 5.75) internal successors, (46), 9 states have internal predecessors, (46), 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) [2023-11-22 23:00:29,549 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 [] [2023-11-22 23:00:29,846 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-22 23:00:29,846 INFO L93 Difference]: Finished difference Result 2143 states and 3246 transitions. [2023-11-22 23:00:29,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-22 23:00:29,846 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 8 states have (on average 5.75) internal successors, (46), 9 states have internal predecessors, (46), 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 85 [2023-11-22 23:00:29,846 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-22 23:00:29,850 INFO L225 Difference]: With dead ends: 2143 [2023-11-22 23:00:29,850 INFO L226 Difference]: Without dead ends: 1099 [2023-11-22 23:00:29,853 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=162, Unknown=0, NotChecked=0, Total=210 [2023-11-22 23:00:29,854 INFO L413 NwaCegarLoop]: 1281 mSDtfsCounter, 311 mSDsluCounter, 6872 mSDsCounter, 0 mSdLazyCounter, 4073 mSolverCounterSat, 277 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 337 SdHoareTripleChecker+Valid, 8153 SdHoareTripleChecker+Invalid, 4351 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 277 IncrementalHoareTripleChecker+Valid, 4073 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.3s IncrementalHoareTripleChecker+Time [2023-11-22 23:00:29,855 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [337 Valid, 8153 Invalid, 4351 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [277 Valid, 4073 Invalid, 1 Unknown, 0 Unchecked, 9.3s Time] [2023-11-22 23:00:29,856 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1099 states. [2023-11-22 23:00:29,873 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1099 to 1067. [2023-11-22 23:00:29,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1067 states, 772 states have (on average 1.4468911917098446) internal successors, (1117), 780 states have internal predecessors, (1117), 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) [2023-11-22 23:00:29,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1067 states to 1067 states and 1615 transitions. [2023-11-22 23:00:29,878 INFO L78 Accepts]: Start accepts. Automaton has 1067 states and 1615 transitions. Word has length 85 [2023-11-22 23:00:29,878 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-22 23:00:29,878 INFO L495 AbstractCegarLoop]: Abstraction has 1067 states and 1615 transitions. [2023-11-22 23:00:29,878 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 8 states have (on average 5.75) internal successors, (46), 9 states have internal predecessors, (46), 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) [2023-11-22 23:00:29,878 INFO L276 IsEmpty]: Start isEmpty. Operand 1067 states and 1615 transitions. [2023-11-22 23:00:29,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-11-22 23:00:29,880 INFO L187 NwaCegarLoop]: Found error trace [2023-11-22 23:00:29,880 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 4, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-22 23:00:29,880 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-11-22 23:00:29,880 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-22 23:00:29,881 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-22 23:00:29,881 INFO L85 PathProgramCache]: Analyzing trace with hash 1278559197, now seen corresponding path program 1 times [2023-11-22 23:00:29,881 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-22 23:00:29,881 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1320582366] [2023-11-22 23:00:29,881 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-22 23:00:29,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-22 23:00:29,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:00:30,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 23:00:30,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:00:30,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-22 23:00:30,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:00:30,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-22 23:00:30,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:00:30,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-22 23:00:30,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:00:30,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-22 23:00:30,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:00:30,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-11-22 23:00:30,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:00:30,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-22 23:00:30,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:00:30,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-11-22 23:00:30,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:00:30,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2023-11-22 23:00:30,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:00:30,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-22 23:00:30,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:00:30,641 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2023-11-22 23:00:30,641 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-22 23:00:30,641 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1320582366] [2023-11-22 23:00:30,641 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1320582366] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-22 23:00:30,641 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-22 23:00:30,641 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2023-11-22 23:00:30,642 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2042862435] [2023-11-22 23:00:30,642 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-22 23:00:30,642 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-11-22 23:00:30,642 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-22 23:00:30,643 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-11-22 23:00:30,643 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2023-11-22 23:00:30,643 INFO L87 Difference]: Start difference. First operand 1067 states and 1615 transitions. Second operand has 11 states, 9 states have (on average 5.222222222222222) internal successors, (47), 10 states have internal predecessors, (47), 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) [2023-11-22 23:00:37,576 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.44s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-22 23:00:39,136 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-22 23:00:39,136 INFO L93 Difference]: Finished difference Result 2145 states and 3247 transitions. [2023-11-22 23:00:39,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-22 23:00:39,137 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 9 states have (on average 5.222222222222222) internal successors, (47), 10 states have internal predecessors, (47), 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 86 [2023-11-22 23:00:39,137 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-22 23:00:39,141 INFO L225 Difference]: With dead ends: 2145 [2023-11-22 23:00:39,141 INFO L226 Difference]: Without dead ends: 1096 [2023-11-22 23:00:39,152 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=58, Invalid=214, Unknown=0, NotChecked=0, Total=272 [2023-11-22 23:00:39,164 INFO L413 NwaCegarLoop]: 1280 mSDtfsCounter, 304 mSDsluCounter, 8028 mSDsCounter, 0 mSdLazyCounter, 4527 mSolverCounterSat, 275 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 330 SdHoareTripleChecker+Valid, 9308 SdHoareTripleChecker+Invalid, 4802 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 275 IncrementalHoareTripleChecker+Valid, 4527 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.3s IncrementalHoareTripleChecker+Time [2023-11-22 23:00:39,165 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [330 Valid, 9308 Invalid, 4802 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [275 Valid, 4527 Invalid, 0 Unknown, 0 Unchecked, 8.3s Time] [2023-11-22 23:00:39,166 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1096 states. [2023-11-22 23:00:39,199 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1096 to 1062. [2023-11-22 23:00:39,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1062 states, 768 states have (on average 1.4479166666666667) internal successors, (1112), 776 states have internal predecessors, (1112), 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) [2023-11-22 23:00:39,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1062 states to 1062 states and 1607 transitions. [2023-11-22 23:00:39,204 INFO L78 Accepts]: Start accepts. Automaton has 1062 states and 1607 transitions. Word has length 86 [2023-11-22 23:00:39,204 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-22 23:00:39,204 INFO L495 AbstractCegarLoop]: Abstraction has 1062 states and 1607 transitions. [2023-11-22 23:00:39,204 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 9 states have (on average 5.222222222222222) internal successors, (47), 10 states have internal predecessors, (47), 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) [2023-11-22 23:00:39,204 INFO L276 IsEmpty]: Start isEmpty. Operand 1062 states and 1607 transitions. [2023-11-22 23:00:39,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-11-22 23:00:39,206 INFO L187 NwaCegarLoop]: Found error trace [2023-11-22 23:00:39,206 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 4, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-22 23:00:39,206 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-11-22 23:00:39,206 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-22 23:00:39,207 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-22 23:00:39,207 INFO L85 PathProgramCache]: Analyzing trace with hash 1716585455, now seen corresponding path program 1 times [2023-11-22 23:00:39,207 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-22 23:00:39,207 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1364622368] [2023-11-22 23:00:39,207 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-22 23:00:39,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-22 23:00:39,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-22 23:00:39,512 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-22 23:00:39,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-22 23:00:39,722 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-22 23:00:39,722 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-22 23:00:39,723 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-22 23:00:39,724 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2023-11-22 23:00:39,726 INFO L445 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-22 23:00:39,729 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-22 23:00:39,772 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-22 23:00:39,773 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-22 23:00:39,773 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-22 23:00:39,774 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~ret589 [2023-11-22 23:00:39,774 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-22 23:00:39,775 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-22 23:00:39,775 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-22 23:00:39,779 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-22 23:00:39,779 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~ret590 [2023-11-22 23:00:39,779 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-22 23:00:39,779 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-22 23:00:39,780 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-22 23:00:39,780 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-22 23:00:39,782 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-22 23:00:39,783 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~ret592 [2023-11-22 23:00:39,784 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-22 23:00:39,785 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-22 23:00:39,785 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-22 23:00:39,785 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~ret594 [2023-11-22 23:00:39,786 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-22 23:00:39,787 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-22 23:00:39,787 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-22 23:00:39,788 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~ret595 [2023-11-22 23:00:39,788 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-22 23:00:39,788 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-22 23:00:39,788 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-22 23:00:39,789 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~ret596 [2023-11-22 23:00:39,789 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-22 23:00:39,789 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-22 23:00:39,790 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-22 23:00:39,791 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch599 could not be translated [2023-11-22 23:00:39,792 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch599 could not be translated [2023-11-22 23:00:39,792 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-22 23:00:39,793 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-22 23:00:39,793 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem449 could not be translated [2023-11-22 23:00:39,793 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-22 23:00:39,794 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem459 could not be translated [2023-11-22 23:00:39,794 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-22 23:00:39,795 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-22 23:00:39,795 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch452 could not be translated [2023-11-22 23:00:39,795 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem451 could not be translated [2023-11-22 23:00:39,795 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~mem450 [2023-11-22 23:00:39,795 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-22 23:00:39,795 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem471 could not be translated [2023-11-22 23:00:39,795 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch472 could not be translated [2023-11-22 23:00:39,796 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-22 23:00:39,796 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-22 23:00:39,796 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem471 could not be translated [2023-11-22 23:00:39,796 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-22 23:00:39,796 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch472 could not be translated [2023-11-22 23:00:39,796 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret477 could not be translated [2023-11-22 23:00:39,797 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret256 could not be translated [2023-11-22 23:00:39,797 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-22 23:00:39,797 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-22 23:00:39,797 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~mem260 [2023-11-22 23:00:39,797 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem257 could not be translated [2023-11-22 23:00:39,797 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch258 could not be translated [2023-11-22 23:00:39,798 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-22 23:00:39,798 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-22 23:00:39,798 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-22 23:00:39,798 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-22 23:00:39,815 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 11:00:39 BoogieIcfgContainer [2023-11-22 23:00:39,815 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-22 23:00:39,815 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-22 23:00:39,816 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-22 23:00:39,816 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-22 23:00:39,816 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 10:59:08" (3/4) ... [2023-11-22 23:00:39,817 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2023-11-22 23:00:39,831 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-22 23:00:39,831 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-22 23:00:39,831 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-22 23:00:39,831 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~ret589 [2023-11-22 23:00:39,831 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-22 23:00:39,832 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-22 23:00:39,832 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-22 23:00:39,832 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-22 23:00:39,832 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~ret590 [2023-11-22 23:00:39,832 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-22 23:00:39,833 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-22 23:00:39,833 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-22 23:00:39,833 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-22 23:00:39,833 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~ret592 [2023-11-22 23:00:39,833 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-22 23:00:39,833 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-22 23:00:39,834 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-22 23:00:39,834 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~ret594 [2023-11-22 23:00:39,834 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-22 23:00:39,834 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-22 23:00:39,834 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-22 23:00:39,834 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~ret595 [2023-11-22 23:00:39,835 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-22 23:00:39,835 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-22 23:00:39,835 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-22 23:00:39,835 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~ret596 [2023-11-22 23:00:39,835 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-22 23:00:39,835 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-22 23:00:39,836 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-22 23:00:39,837 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-22 23:00:39,837 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch599 could not be translated [2023-11-22 23:00:39,837 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch599 could not be translated [2023-11-22 23:00:39,838 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-22 23:00:39,838 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem449 could not be translated [2023-11-22 23:00:39,838 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-22 23:00:39,838 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-22 23:00:39,838 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem459 could not be translated [2023-11-22 23:00:39,838 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-22 23:00:39,839 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem451 could not be translated [2023-11-22 23:00:39,839 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch452 could not be translated [2023-11-22 23:00:39,839 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-22 23:00:39,839 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~mem450 [2023-11-22 23:00:39,839 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-22 23:00:39,839 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem471 could not be translated [2023-11-22 23:00:39,839 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch472 could not be translated [2023-11-22 23:00:39,840 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-22 23:00:39,840 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-22 23:00:39,840 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem471 could not be translated [2023-11-22 23:00:39,840 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-22 23:00:39,840 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch472 could not be translated [2023-11-22 23:00:39,840 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret477 could not be translated [2023-11-22 23:00:39,840 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-22 23:00:39,841 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret256 could not be translated [2023-11-22 23:00:39,841 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch258 could not be translated [2023-11-22 23:00:39,841 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-22 23:00:39,841 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~mem260 [2023-11-22 23:00:39,841 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem257 could not be translated [2023-11-22 23:00:39,841 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-22 23:00:39,842 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-22 23:00:39,842 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-22 23:00:39,842 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2023-11-22 23:00:39,888 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2023-11-22 23:00:39,889 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-22 23:00:39,889 INFO L158 Benchmark]: Toolchain (without parser) took 97083.92ms. Allocated memory was 182.5MB in the beginning and 727.7MB in the end (delta: 545.3MB). Free memory was 106.5MB in the beginning and 586.0MB in the end (delta: -479.5MB). Peak memory consumption was 67.8MB. Max. memory is 16.1GB. [2023-11-22 23:00:39,889 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 182.5MB. Free memory is still 140.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-22 23:00:39,890 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1227.37ms. Allocated memory is still 182.5MB. Free memory was 106.4MB in the beginning and 119.8MB in the end (delta: -13.4MB). Peak memory consumption was 75.8MB. Max. memory is 16.1GB. [2023-11-22 23:00:39,890 INFO L158 Benchmark]: Boogie Procedure Inliner took 191.96ms. Allocated memory was 182.5MB in the beginning and 302.0MB in the end (delta: 119.5MB). Free memory was 119.8MB in the beginning and 243.3MB in the end (delta: -123.5MB). Peak memory consumption was 35.9MB. Max. memory is 16.1GB. [2023-11-22 23:00:39,890 INFO L158 Benchmark]: Boogie Preprocessor took 171.81ms. Allocated memory is still 302.0MB. Free memory was 243.3MB in the beginning and 224.1MB in the end (delta: 19.1MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-22 23:00:39,891 INFO L158 Benchmark]: RCFGBuilder took 3607.38ms. Allocated memory is still 302.0MB. Free memory was 224.1MB in the beginning and 183.7MB in the end (delta: 40.4MB). Peak memory consumption was 109.3MB. Max. memory is 16.1GB. [2023-11-22 23:00:39,891 INFO L158 Benchmark]: TraceAbstraction took 91804.92ms. Allocated memory was 302.0MB in the beginning and 727.7MB in the end (delta: 425.7MB). Free memory was 182.6MB in the beginning and 600.6MB in the end (delta: -418.0MB). Peak memory consumption was 402.2MB. Max. memory is 16.1GB. [2023-11-22 23:00:39,891 INFO L158 Benchmark]: Witness Printer took 73.30ms. Allocated memory is still 727.7MB. Free memory was 600.6MB in the beginning and 586.0MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-22 23:00:39,892 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 182.5MB. Free memory is still 140.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1227.37ms. Allocated memory is still 182.5MB. Free memory was 106.4MB in the beginning and 119.8MB in the end (delta: -13.4MB). Peak memory consumption was 75.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 191.96ms. Allocated memory was 182.5MB in the beginning and 302.0MB in the end (delta: 119.5MB). Free memory was 119.8MB in the beginning and 243.3MB in the end (delta: -123.5MB). Peak memory consumption was 35.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 171.81ms. Allocated memory is still 302.0MB. Free memory was 243.3MB in the beginning and 224.1MB in the end (delta: 19.1MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * RCFGBuilder took 3607.38ms. Allocated memory is still 302.0MB. Free memory was 224.1MB in the beginning and 183.7MB in the end (delta: 40.4MB). Peak memory consumption was 109.3MB. Max. memory is 16.1GB. * TraceAbstraction took 91804.92ms. Allocated memory was 302.0MB in the beginning and 727.7MB in the end (delta: 425.7MB). Free memory was 182.6MB in the beginning and 600.6MB in the end (delta: -418.0MB). Peak memory consumption was 402.2MB. Max. memory is 16.1GB. * Witness Printer took 73.30ms. Allocated memory is still 727.7MB. Free memory was 600.6MB in the beginning and 586.0MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. 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 #t~ret589 - 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 #t~ret590 - 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 #t~ret592 - 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 #t~ret594 - 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 #t~ret595 - 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 #t~ret596 - 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: IdentifierExpression #t~switch599 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch599 could not be translated - 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: IdentifierExpression #t~mem449 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem459 could not be translated - 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: IdentifierExpression #t~switch452 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem451 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~mem450 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem471 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch472 could not be translated - 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: IdentifierExpression #t~mem471 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch472 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret477 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret256 could not be translated - 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 #t~mem260 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem257 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch258 could not be translated - 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 #t~ret589 - 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 #t~ret590 - 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 #t~ret592 - 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 #t~ret594 - 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 #t~ret595 - 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 #t~ret596 - 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: IdentifierExpression #t~switch599 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch599 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem449 could not be translated - 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: IdentifierExpression #t~mem459 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem451 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch452 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~mem450 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem471 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch472 could not be translated - 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: IdentifierExpression #t~mem471 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch472 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret477 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret256 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch258 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~mem260 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem257 could not be translated - 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 ; [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, 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)); [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={18446744073709547521:0}, acomp_rtimes={61:0}, debug=0, limiter_times={60:0}, preemphasis_values={62:0}, res={18446744073709547521:0}, 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, 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)); [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={-4095:0}, acomp_rtimes={61:0}, debug=0, limiter_times={60:0}, preemphasis_values={62:0}, res={-4095:0}, 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, 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={18446744073709547521:0}] [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, 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={18446744073709547521:0}, var_group3={-4095:0}] [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, 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={18446744073709547521:0}, var_group3={-4095:0}] [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, 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={18446744073709547521:0}, var_group3={-4095:0}, 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={18446744073709547521:0}, var_group3={-4095:0}, 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); [L5982] RET, EXPR i2c_add_driver(& si4713_i2c_driver) [L5982] tmp = i2c_add_driver(& si4713_i2c_driver) [L5983] return (tmp); [L6037] RET, EXPR si4713_module_init() [L6037] tmp = si4713_module_init() [L6038] COND FALSE !(tmp != 0) 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}, tmp=0, var_group1={0:0}, var_group2={18446744073709547521:0}, var_group3={-4095:0}, 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 [L6044] tmp___0 = __VERIFIER_nondet_int() [L6046] case 0: [L6050] case 1: [L6054] case 2: 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}, tmp=0, tmp___0=2, tmp___1=1, var_group1={0:0}, var_group2={18446744073709547521:0}, var_group3={-4095:0}, var_group6={0:0}, var_group7={0:0}] [L6055] 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}, tmp=0, tmp___0=2, tmp___1=1, var_group1={0:0}, var_group2={18446744073709547521:0}, var_group3={-4095:0}, 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}, acomp_rtimes={61:0}, ctrls={-4095:0}, ctrls={-4095:0}, 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}, acomp_rtimes={61:0}, ctrls={-4095:0}, ctrls={-4095:0}, 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}, acomp_rtimes={61:0}, ctrls={-4095:0}, ctrls={-4095:0}, 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 [LDV_IN_INTERRUPT=1, __mptr={0:0}, acomp_rtimes={61:0}, ctrls={-4095:0}, ctrls={-4095:0}, 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, acomp_rtimes={61:0}, debug=0, limiter_times={60:0}, preemphasis_values={62:0}, qc={18446744073709547524:0}, 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, acomp_rtimes={61:0}, debug=0, limiter_times={60:0}, preemphasis_values={62:0}, qc={18446744073709547524:0}, qc={18446744073709547524:0}, 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, acomp_rtimes={61:0}, arg0={18446744073709547524:0}, 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, acomp_rtimes={61:0}, debug=0, limiter_times={60:0}, preemphasis_values={62:0}, qc={18446744073709547524:0}, qc={18446744073709547524:0}, 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] rval = v4l2_ctrl_query_fill(qc, 0, 96, 8, 0) [L5545] return (rval); [L4824] RET, EXPR si4713_queryctrl(& sdev->sd, & vqc) VAL [LDV_IN_INTERRUPT=1, acomp_rtimes={61:0}, control={0:0}, control={0:0}, debug=0, limiter_times={60:0}, preemphasis_values={62:0}, ps_name={18446744073709547523:0}, radio_text={18446744073709547525:0}, 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={18446744073709547524:0}] [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) [L4830] case 10160389U: [L4837] EXPR control->ldv_23581.string VAL [LDV_IN_INTERRUPT=1, acomp_rtimes={61:0}, control={0:0}, control={0:0}, debug=0, len=-2, limiter_times={60:0}, preemphasis_values={62:0}, ps_name={18446744073709547523:0}, radio_text={18446744073709547525:0}, 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={18446744073709547524:0}] [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, 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, acomp_rtimes={61:0}, debug=0, from={18446744073709547527:18446744073709547543}, from={18446744073709547527:18446744073709547543}, 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={18446744073709547523:0}, to={18446744073709547523:0}] [L6181] CALL ldv_check_len((long )n) VAL [LDV_IN_INTERRUPT=1, 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, 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, 1060 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 91.7s, OverallIterations: 11, TraceHistogramMax: 6, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 81.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 10 mSolverCounterUnknown, 2629 SdHoareTripleChecker+Valid, 79.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2383 mSDsluCounter, 81895 SdHoareTripleChecker+Invalid, 75.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 68635 mSDsCounter, 2086 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 35241 IncrementalHoareTripleChecker+Invalid, 37337 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2086 mSolverCounterUnsat, 13260 mSDtfsCounter, 35241 mSolverCounterSat, 0.3s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 482 GetRequests, 364 SyntacticMatches, 0 SemanticMatches, 118 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 1.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1067occurred in iteration=5, InterpolantAutomatonStates: 84, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 10 MinimizatonAttempts, 259 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 6.8s InterpolantComputationTime, 1074 NumberOfCodeBlocks, 1074 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 976 ConstructedInterpolants, 0 QuantifiedInterpolants, 2156 SizeOfPredicates, 0 NumberOfNonLiveVariables, 2566 ConjunctsInSsa, 26 ConjunctsInUnsatCore, 12 InterpolantComputations, 10 PerfectInterpolantSequences, 744/760 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! [2023-11-22 23:00:40,122 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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