./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--thunderbolt--thunderbolt.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e7bb482b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87a2198b-8997-43b2-9f7c-e961c02efb3e/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87a2198b-8997-43b2-9f7c-e961c02efb3e/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87a2198b-8997-43b2-9f7c-e961c02efb3e/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87a2198b-8997-43b2-9f7c-e961c02efb3e/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--thunderbolt--thunderbolt.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87a2198b-8997-43b2-9f7c-e961c02efb3e/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87a2198b-8997-43b2-9f7c-e961c02efb3e/bin/uautomizer-verify-WvqO1wxjHP --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 8a621364e853f6cea57e1b9be3d64dd0229cd7b56b8697c8ff667994a99ac7d5 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 21:57:03,176 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 21:57:03,243 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87a2198b-8997-43b2-9f7c-e961c02efb3e/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-06 21:57:03,250 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 21:57:03,250 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 21:57:03,278 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 21:57:03,279 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 21:57:03,280 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 21:57:03,281 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 21:57:03,282 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 21:57:03,283 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 21:57:03,284 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 21:57:03,285 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 21:57:03,287 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 21:57:03,288 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 21:57:03,289 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 21:57:03,290 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 21:57:03,294 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 21:57:03,294 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 21:57:03,295 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 21:57:03,295 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 21:57:03,296 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 21:57:03,297 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 21:57:03,297 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 21:57:03,298 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 21:57:03,298 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 21:57:03,299 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 21:57:03,299 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 21:57:03,300 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 21:57:03,300 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 21:57:03,301 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 21:57:03,302 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 21:57:03,302 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 21:57:03,302 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 21:57:03,303 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 21:57:03,303 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 21:57:03,303 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87a2198b-8997-43b2-9f7c-e961c02efb3e/bin/uautomizer-verify-WvqO1wxjHP/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87a2198b-8997-43b2-9f7c-e961c02efb3e/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8a621364e853f6cea57e1b9be3d64dd0229cd7b56b8697c8ff667994a99ac7d5 [2023-11-06 21:57:03,649 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 21:57:03,684 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 21:57:03,687 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 21:57:03,689 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 21:57:03,690 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 21:57:03,691 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87a2198b-8997-43b2-9f7c-e961c02efb3e/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--thunderbolt--thunderbolt.ko-entry_point.cil.out.i [2023-11-06 21:57:06,775 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 21:57:07,456 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 21:57:07,456 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87a2198b-8997-43b2-9f7c-e961c02efb3e/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--thunderbolt--thunderbolt.ko-entry_point.cil.out.i [2023-11-06 21:57:07,520 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87a2198b-8997-43b2-9f7c-e961c02efb3e/bin/uautomizer-verify-WvqO1wxjHP/data/d7232355d/ece9ad63522e4ecf9dfe942691c36e40/FLAG7f1d90556 [2023-11-06 21:57:07,542 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87a2198b-8997-43b2-9f7c-e961c02efb3e/bin/uautomizer-verify-WvqO1wxjHP/data/d7232355d/ece9ad63522e4ecf9dfe942691c36e40 [2023-11-06 21:57:07,549 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 21:57:07,553 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 21:57:07,560 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 21:57:07,561 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 21:57:07,567 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 21:57:07,568 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:57:07" (1/1) ... [2023-11-06 21:57:07,569 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a20e35a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:57:07, skipping insertion in model container [2023-11-06 21:57:07,569 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:57:07" (1/1) ... [2023-11-06 21:57:07,803 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 21:57:10,360 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87a2198b-8997-43b2-9f7c-e961c02efb3e/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--thunderbolt--thunderbolt.ko-entry_point.cil.out.i[297077,297090] [2023-11-06 21:57:10,442 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 21:57:10,487 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 21:57:10,785 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bswapl %0": "=r" (val): "0" (val)); [5201] [2023-11-06 21:57:10,844 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [5926] [2023-11-06 21:57:10,851 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [5999] [2023-11-06 21:57:10,995 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bsrq %1,%q0": "+r" (bitpos): "rm" (x)); [7431] [2023-11-06 21:57:11,269 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87a2198b-8997-43b2-9f7c-e961c02efb3e/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--thunderbolt--thunderbolt.ko-entry_point.cil.out.i[297077,297090] [2023-11-06 21:57:11,278 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 21:57:11,396 WARN L672 CHandler]: The function ldv_calloc is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 21:57:11,405 INFO L206 MainTranslator]: Completed translation [2023-11-06 21:57:11,405 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:57:11 WrapperNode [2023-11-06 21:57:11,406 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 21:57:11,407 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 21:57:11,407 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 21:57:11,407 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 21:57:11,416 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:57:11" (1/1) ... [2023-11-06 21:57:11,547 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:57:11" (1/1) ... [2023-11-06 21:57:11,880 INFO L138 Inliner]: procedures = 357, calls = 3961, calls flagged for inlining = 135, calls inlined = 131, statements flattened = 7343 [2023-11-06 21:57:11,881 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 21:57:11,882 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 21:57:11,882 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 21:57:11,882 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 21:57:11,893 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:57:11" (1/1) ... [2023-11-06 21:57:11,893 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:57:11" (1/1) ... [2023-11-06 21:57:11,974 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:57:11" (1/1) ... [2023-11-06 21:57:11,974 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:57:11" (1/1) ... [2023-11-06 21:57:12,182 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:57:11" (1/1) ... [2023-11-06 21:57:12,218 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:57:11" (1/1) ... [2023-11-06 21:57:12,244 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:57:11" (1/1) ... [2023-11-06 21:57:12,264 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:57:11" (1/1) ... [2023-11-06 21:57:12,418 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 21:57:12,419 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 21:57:12,420 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 21:57:12,420 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 21:57:12,421 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:57:11" (1/1) ... [2023-11-06 21:57:12,428 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 21:57:12,440 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87a2198b-8997-43b2-9f7c-e961c02efb3e/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:12,464 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87a2198b-8997-43b2-9f7c-e961c02efb3e/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:12,475 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87a2198b-8997-43b2-9f7c-e961c02efb3e/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 21:57:12,505 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2023-11-06 21:57:12,505 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2023-11-06 21:57:12,505 INFO L130 BoogieDeclarations]: Found specification of procedure ring_desc_base [2023-11-06 21:57:12,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_desc_base [2023-11-06 21:57:12,506 INFO L130 BoogieDeclarations]: Found specification of procedure thunderbolt_shutdown_and_free [2023-11-06 21:57:12,506 INFO L138 BoogieDeclarations]: Found implementation of procedure thunderbolt_shutdown_and_free [2023-11-06 21:57:12,506 INFO L130 BoogieDeclarations]: Found specification of procedure nhi_shutdown [2023-11-06 21:57:12,506 INFO L138 BoogieDeclarations]: Found implementation of procedure nhi_shutdown [2023-11-06 21:57:12,508 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2023-11-06 21:57:12,508 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2023-11-06 21:57:12,508 INFO L130 BoogieDeclarations]: Found specification of procedure tb_scan_port [2023-11-06 21:57:12,509 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_scan_port [2023-11-06 21:57:12,509 INFO L130 BoogieDeclarations]: Found specification of procedure tb_eeprom_active [2023-11-06 21:57:12,509 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_eeprom_active [2023-11-06 21:57:12,509 INFO L130 BoogieDeclarations]: Found specification of procedure list_splice_tail_init [2023-11-06 21:57:12,509 INFO L138 BoogieDeclarations]: Found implementation of procedure list_splice_tail_init [2023-11-06 21:57:12,510 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-06 21:57:12,510 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-06 21:57:12,510 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-06 21:57:12,510 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-06 21:57:12,510 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-06 21:57:12,511 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-06 21:57:12,512 INFO L130 BoogieDeclarations]: Found specification of procedure tb_eeprom_read_n [2023-11-06 21:57:12,512 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_eeprom_read_n [2023-11-06 21:57:12,512 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-06 21:57:12,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-06 21:57:12,512 INFO L130 BoogieDeclarations]: Found specification of procedure tb_ctl_tx [2023-11-06 21:57:12,513 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_ctl_tx [2023-11-06 21:57:12,514 INFO L130 BoogieDeclarations]: Found specification of procedure tb_sw_read [2023-11-06 21:57:12,514 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_sw_read [2023-11-06 21:57:12,514 INFO L130 BoogieDeclarations]: Found specification of procedure ring_work [2023-11-06 21:57:12,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_work [2023-11-06 21:57:12,515 INFO L130 BoogieDeclarations]: Found specification of procedure tb_eeprom_get_drom_offset [2023-11-06 21:57:12,515 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_eeprom_get_drom_offset [2023-11-06 21:57:12,516 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kmalloc [2023-11-06 21:57:12,516 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kmalloc [2023-11-06 21:57:12,516 INFO L130 BoogieDeclarations]: Found specification of procedure tb_switch_free [2023-11-06 21:57:12,516 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_switch_free [2023-11-06 21:57:12,516 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2023-11-06 21:57:12,516 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2023-11-06 21:57:12,517 INFO L130 BoogieDeclarations]: Found specification of procedure ring_iowrite16desc [2023-11-06 21:57:12,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_iowrite16desc [2023-11-06 21:57:12,517 INFO L130 BoogieDeclarations]: Found specification of procedure ring_iowrite32options [2023-11-06 21:57:12,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_iowrite32options [2023-11-06 21:57:12,517 INFO L130 BoogieDeclarations]: Found specification of procedure tb_ctl_pkg_free [2023-11-06 21:57:12,517 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_ctl_pkg_free [2023-11-06 21:57:12,518 INFO L130 BoogieDeclarations]: Found specification of procedure ring_interrupt_active [2023-11-06 21:57:12,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_interrupt_active [2023-11-06 21:57:12,518 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2023-11-06 21:57:12,518 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2023-11-06 21:57:12,518 INFO L130 BoogieDeclarations]: Found specification of procedure tb_find_cap [2023-11-06 21:57:12,518 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_find_cap [2023-11-06 21:57:12,519 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-11-06 21:57:12,519 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-11-06 21:57:12,519 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-06 21:57:12,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-06 21:57:12,519 INFO L130 BoogieDeclarations]: Found specification of procedure tb_path_deactivate [2023-11-06 21:57:12,519 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_path_deactivate [2023-11-06 21:57:12,519 INFO L130 BoogieDeclarations]: Found specification of procedure tb_eeprom_ctl_write [2023-11-06 21:57:12,520 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_eeprom_ctl_write [2023-11-06 21:57:12,520 INFO L130 BoogieDeclarations]: Found specification of procedure tb_ctl_rx_submit [2023-11-06 21:57:12,520 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_ctl_rx_submit [2023-11-06 21:57:12,520 INFO L130 BoogieDeclarations]: Found specification of procedure nhi_disable_interrupts [2023-11-06 21:57:12,520 INFO L138 BoogieDeclarations]: Found implementation of procedure nhi_disable_interrupts [2023-11-06 21:57:12,521 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2023-11-06 21:57:12,522 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2023-11-06 21:57:12,522 INFO L130 BoogieDeclarations]: Found specification of procedure get_route [2023-11-06 21:57:12,523 INFO L138 BoogieDeclarations]: Found implementation of procedure get_route [2023-11-06 21:57:12,523 INFO L130 BoogieDeclarations]: Found specification of procedure check_header [2023-11-06 21:57:12,523 INFO L138 BoogieDeclarations]: Found implementation of procedure check_header [2023-11-06 21:57:12,523 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-06 21:57:12,524 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-06 21:57:12,524 INFO L130 BoogieDeclarations]: Found specification of procedure tb_ctl_pkg_alloc [2023-11-06 21:57:12,524 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_ctl_pkg_alloc [2023-11-06 21:57:12,525 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2023-11-06 21:57:12,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2023-11-06 21:57:12,525 INFO L130 BoogieDeclarations]: Found specification of procedure nhi_suspend_noirq [2023-11-06 21:57:12,525 INFO L138 BoogieDeclarations]: Found implementation of procedure nhi_suspend_noirq [2023-11-06 21:57:12,526 INFO L130 BoogieDeclarations]: Found specification of procedure tb_eeprom_ctl_read [2023-11-06 21:57:12,526 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_eeprom_ctl_read [2023-11-06 21:57:12,526 INFO L130 BoogieDeclarations]: Found specification of procedure tb_pci_port_active [2023-11-06 21:57:12,526 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_pci_port_active [2023-11-06 21:57:12,526 INFO L130 BoogieDeclarations]: Found specification of procedure tb_activate_pcie_devices [2023-11-06 21:57:12,526 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_activate_pcie_devices [2023-11-06 21:57:12,527 INFO L130 BoogieDeclarations]: Found specification of procedure tb_switch_suspend [2023-11-06 21:57:12,527 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_switch_suspend [2023-11-06 21:57:12,527 INFO L130 BoogieDeclarations]: Found specification of procedure tb_path_alloc [2023-11-06 21:57:12,527 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_path_alloc [2023-11-06 21:57:12,527 INFO L130 BoogieDeclarations]: Found specification of procedure tb_drom_read_uid_only [2023-11-06 21:57:12,528 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_drom_read_uid_only [2023-11-06 21:57:12,528 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-06 21:57:12,528 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-11-06 21:57:12,529 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-11-06 21:57:12,529 INFO L130 BoogieDeclarations]: Found specification of procedure tb_port_write [2023-11-06 21:57:12,529 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_port_write [2023-11-06 21:57:12,529 INFO L130 BoogieDeclarations]: Found specification of procedure tb_path_activate [2023-11-06 21:57:12,529 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_path_activate [2023-11-06 21:57:12,529 INFO L130 BoogieDeclarations]: Found specification of procedure nhi_interrupt_work [2023-11-06 21:57:12,530 INFO L138 BoogieDeclarations]: Found implementation of procedure nhi_interrupt_work [2023-11-06 21:57:12,530 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-06 21:57:12,530 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2023-11-06 21:57:12,530 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2023-11-06 21:57:12,530 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2023-11-06 21:57:12,530 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2023-11-06 21:57:12,531 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2023-11-06 21:57:12,531 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2023-11-06 21:57:12,531 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_1 [2023-11-06 21:57:12,531 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_1 [2023-11-06 21:57:12,531 INFO L130 BoogieDeclarations]: Found specification of procedure tb_cfg_read_raw [2023-11-06 21:57:12,531 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_cfg_read_raw [2023-11-06 21:57:12,531 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-06 21:57:12,532 INFO L130 BoogieDeclarations]: Found specification of procedure tb_cap_is_long [2023-11-06 21:57:12,532 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_cap_is_long [2023-11-06 21:57:12,532 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-06 21:57:12,533 INFO L130 BoogieDeclarations]: Found specification of procedure tb_sw_set_unpplugged [2023-11-06 21:57:12,533 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_sw_set_unpplugged [2023-11-06 21:57:12,533 INFO L130 BoogieDeclarations]: Found specification of procedure ring_iowrite32desc [2023-11-06 21:57:12,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_iowrite32desc [2023-11-06 21:57:12,534 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-06 21:57:12,534 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-06 21:57:12,534 INFO L130 BoogieDeclarations]: Found specification of procedure tb_route_length [2023-11-06 21:57:12,535 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_route_length [2023-11-06 21:57:12,535 INFO L130 BoogieDeclarations]: Found specification of procedure nhi_resume_noirq [2023-11-06 21:57:12,535 INFO L138 BoogieDeclarations]: Found implementation of procedure nhi_resume_noirq [2023-11-06 21:57:12,535 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2023-11-06 21:57:12,536 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2023-11-06 21:57:12,536 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-11-06 21:57:12,536 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-11-06 21:57:12,536 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2023-11-06 21:57:12,536 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2023-11-06 21:57:12,536 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2023-11-06 21:57:12,537 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2023-11-06 21:57:12,537 INFO L130 BoogieDeclarations]: Found specification of procedure tb_crc8 [2023-11-06 21:57:12,537 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_crc8 [2023-11-06 21:57:12,537 INFO L130 BoogieDeclarations]: Found specification of procedure tb_switch_alloc [2023-11-06 21:57:12,538 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_switch_alloc [2023-11-06 21:57:12,538 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2023-11-06 21:57:12,538 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2023-11-06 21:57:12,538 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_fmt [2023-11-06 21:57:12,539 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_fmt [2023-11-06 21:57:12,540 INFO L130 BoogieDeclarations]: Found specification of procedure ring_free [2023-11-06 21:57:12,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_free [2023-11-06 21:57:12,540 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2023-11-06 21:57:12,540 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2023-11-06 21:57:12,540 INFO L130 BoogieDeclarations]: Found specification of procedure ring_write_descriptors [2023-11-06 21:57:12,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_write_descriptors [2023-11-06 21:57:12,541 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-06 21:57:12,541 INFO L130 BoogieDeclarations]: Found specification of procedure ring_iowrite64desc [2023-11-06 21:57:12,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_iowrite64desc [2023-11-06 21:57:12,542 INFO L130 BoogieDeclarations]: Found specification of procedure __tb_path_deallocate_nfc [2023-11-06 21:57:12,543 INFO L138 BoogieDeclarations]: Found implementation of procedure __tb_path_deallocate_nfc [2023-11-06 21:57:12,545 INFO L130 BoogieDeclarations]: Found specification of procedure tb_free_unplugged_children [2023-11-06 21:57:12,546 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_free_unplugged_children [2023-11-06 21:57:12,546 INFO L130 BoogieDeclarations]: Found specification of procedure tb_crc [2023-11-06 21:57:12,547 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_crc [2023-11-06 21:57:12,548 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2023-11-06 21:57:12,548 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2023-11-06 21:57:12,549 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-06 21:57:12,549 INFO L130 BoogieDeclarations]: Found specification of procedure tb_plug_events_active [2023-11-06 21:57:12,550 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_plug_events_active [2023-11-06 21:57:12,555 INFO L130 BoogieDeclarations]: Found specification of procedure flush_work [2023-11-06 21:57:12,555 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_work [2023-11-06 21:57:12,555 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2023-11-06 21:57:12,556 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2023-11-06 21:57:12,556 INFO L130 BoogieDeclarations]: Found specification of procedure tb_ctl_stop [2023-11-06 21:57:12,556 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_ctl_stop [2023-11-06 21:57:12,556 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-06 21:57:12,556 INFO L130 BoogieDeclarations]: Found specification of procedure tb_switch_resume [2023-11-06 21:57:12,557 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_switch_resume [2023-11-06 21:57:12,557 INFO L130 BoogieDeclarations]: Found specification of procedure tb_cfg_print_error [2023-11-06 21:57:12,557 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_cfg_print_error [2023-11-06 21:57:12,557 INFO L130 BoogieDeclarations]: Found specification of procedure tb_wait_for_port [2023-11-06 21:57:12,557 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_wait_for_port [2023-11-06 21:57:12,557 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-06 21:57:12,557 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-06 21:57:12,557 INFO L130 BoogieDeclarations]: Found specification of procedure tb_port_add_nfc_credits [2023-11-06 21:57:12,558 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_port_add_nfc_credits [2023-11-06 21:57:12,558 INFO L130 BoogieDeclarations]: Found specification of procedure list_move_tail [2023-11-06 21:57:12,558 INFO L138 BoogieDeclarations]: Found implementation of procedure list_move_tail [2023-11-06 21:57:12,558 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_destroy [2023-11-06 21:57:12,558 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_destroy [2023-11-06 21:57:12,558 INFO L130 BoogieDeclarations]: Found specification of procedure tb_scan_switch [2023-11-06 21:57:12,558 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_scan_switch [2023-11-06 21:57:12,559 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-11-06 21:57:12,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-11-06 21:57:12,559 INFO L130 BoogieDeclarations]: Found specification of procedure tb_ctl_start [2023-11-06 21:57:12,559 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_ctl_start [2023-11-06 21:57:12,559 INFO L130 BoogieDeclarations]: Found specification of procedure tb_pci_restart [2023-11-06 21:57:12,559 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_pci_restart [2023-11-06 21:57:12,559 INFO L130 BoogieDeclarations]: Found specification of procedure ring_start [2023-11-06 21:57:12,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_start [2023-11-06 21:57:12,560 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-06 21:57:12,560 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-06 21:57:12,560 INFO L130 BoogieDeclarations]: Found specification of procedure check_config_address [2023-11-06 21:57:12,560 INFO L138 BoogieDeclarations]: Found implementation of procedure check_config_address [2023-11-06 21:57:12,560 INFO L130 BoogieDeclarations]: Found specification of procedure ring_stop [2023-11-06 21:57:12,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_stop [2023-11-06 21:57:12,560 INFO L130 BoogieDeclarations]: Found specification of procedure tb_cfg_write [2023-11-06 21:57:12,561 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_cfg_write [2023-11-06 21:57:12,561 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2023-11-06 21:57:12,561 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2023-11-06 21:57:12,561 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-06 21:57:12,561 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-06 21:57:12,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-06 21:57:12,561 INFO L130 BoogieDeclarations]: Found specification of procedure tb_cfg_read [2023-11-06 21:57:12,562 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_cfg_read [2023-11-06 21:57:12,562 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2023-11-06 21:57:12,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2023-11-06 21:57:12,562 INFO L130 BoogieDeclarations]: Found specification of procedure tb_path_free [2023-11-06 21:57:12,562 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_path_free [2023-11-06 21:57:12,562 INFO L130 BoogieDeclarations]: Found specification of procedure __crc32c_le [2023-11-06 21:57:12,562 INFO L138 BoogieDeclarations]: Found implementation of procedure __crc32c_le [2023-11-06 21:57:12,562 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-06 21:57:12,563 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kcalloc [2023-11-06 21:57:12,563 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kcalloc [2023-11-06 21:57:12,563 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2023-11-06 21:57:12,563 INFO L130 BoogieDeclarations]: Found specification of procedure ring_interrupt_index [2023-11-06 21:57:12,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_interrupt_index [2023-11-06 21:57:12,563 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2023-11-06 21:57:12,563 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2023-11-06 21:57:12,564 INFO L130 BoogieDeclarations]: Found specification of procedure tb_ctl_free [2023-11-06 21:57:12,564 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_ctl_free [2023-11-06 21:57:12,564 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 21:57:12,564 INFO L130 BoogieDeclarations]: Found specification of procedure tb_path_is_invalid [2023-11-06 21:57:12,564 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_path_is_invalid [2023-11-06 21:57:12,564 INFO L130 BoogieDeclarations]: Found specification of procedure dev_driver_string [2023-11-06 21:57:12,564 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_driver_string [2023-11-06 21:57:12,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-06 21:57:12,565 INFO L130 BoogieDeclarations]: Found specification of procedure tb_eeprom_transfer [2023-11-06 21:57:12,565 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_eeprom_transfer [2023-11-06 21:57:12,565 INFO L130 BoogieDeclarations]: Found specification of procedure tb_cap_is_basic [2023-11-06 21:57:12,565 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_cap_is_basic [2023-11-06 21:57:12,565 INFO L130 BoogieDeclarations]: Found specification of procedure tb_pci_init_path [2023-11-06 21:57:12,565 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_pci_init_path [2023-11-06 21:57:12,565 INFO L130 BoogieDeclarations]: Found specification of procedure __tb_path_deactivate_hops [2023-11-06 21:57:12,566 INFO L138 BoogieDeclarations]: Found implementation of procedure __tb_path_deactivate_hops [2023-11-06 21:57:12,566 INFO L130 BoogieDeclarations]: Found specification of procedure tb_pci_free [2023-11-06 21:57:12,566 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_pci_free [2023-11-06 21:57:12,566 INFO L130 BoogieDeclarations]: Found specification of procedure tb_is_upstream_port [2023-11-06 21:57:12,566 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_is_upstream_port [2023-11-06 21:57:12,566 INFO L130 BoogieDeclarations]: Found specification of procedure ring_alloc [2023-11-06 21:57:12,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_alloc [2023-11-06 21:57:12,567 INFO L130 BoogieDeclarations]: Found specification of procedure tb_upstream_port [2023-11-06 21:57:12,567 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_upstream_port [2023-11-06 21:57:12,567 INFO L130 BoogieDeclarations]: Found specification of procedure __ring_enqueue [2023-11-06 21:57:12,567 INFO L138 BoogieDeclarations]: Found implementation of procedure __ring_enqueue [2023-11-06 21:57:12,567 INFO L130 BoogieDeclarations]: Found specification of procedure make_header [2023-11-06 21:57:12,567 INFO L138 BoogieDeclarations]: Found implementation of procedure make_header [2023-11-06 21:57:12,567 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2023-11-06 21:57:12,567 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2023-11-06 21:57:12,568 INFO L130 BoogieDeclarations]: Found specification of procedure tb_free_invalid_tunnels [2023-11-06 21:57:12,568 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_free_invalid_tunnels [2023-11-06 21:57:12,568 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_1 [2023-11-06 21:57:12,568 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_1 [2023-11-06 21:57:12,568 INFO L130 BoogieDeclarations]: Found specification of procedure tb_port_read [2023-11-06 21:57:12,568 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_port_read [2023-11-06 21:57:12,568 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2023-11-06 21:57:12,569 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2023-11-06 21:57:12,569 INFO L130 BoogieDeclarations]: Found specification of procedure tb_pci_deactivate [2023-11-06 21:57:12,569 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_pci_deactivate [2023-11-06 21:57:12,569 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-06 21:57:12,569 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-06 21:57:12,569 INFO L130 BoogieDeclarations]: Found specification of procedure tb_eeprom_out [2023-11-06 21:57:12,569 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_eeprom_out [2023-11-06 21:57:12,569 INFO L130 BoogieDeclarations]: Found specification of procedure tb_sw_write [2023-11-06 21:57:12,570 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_sw_write [2023-11-06 21:57:12,570 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2023-11-06 21:57:12,570 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2023-11-06 21:57:12,570 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2023-11-06 21:57:12,570 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2023-11-06 21:57:12,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-06 21:57:12,570 INFO L130 BoogieDeclarations]: Found specification of procedure tb_ctl_rx [2023-11-06 21:57:12,571 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_ctl_rx [2023-11-06 21:57:12,571 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 21:57:12,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 21:57:12,571 INFO L130 BoogieDeclarations]: Found specification of procedure tb_route [2023-11-06 21:57:12,571 INFO L138 BoogieDeclarations]: Found implementation of procedure tb_route [2023-11-06 21:57:13,789 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 21:57:13,794 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 21:57:14,525 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-06 21:57:38,127 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 21:57:38,159 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 21:57:38,159 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-06 21:57:38,165 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:57:38 BoogieIcfgContainer [2023-11-06 21:57:38,165 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 21:57:38,170 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 21:57:38,170 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 21:57:38,174 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 21:57:38,176 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 09:57:07" (1/3) ... [2023-11-06 21:57:38,178 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34487d30 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:57:38, skipping insertion in model container [2023-11-06 21:57:38,178 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:57:11" (2/3) ... [2023-11-06 21:57:38,179 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34487d30 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:57:38, skipping insertion in model container [2023-11-06 21:57:38,179 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:57:38" (3/3) ... [2023-11-06 21:57:38,181 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--thunderbolt--thunderbolt.ko-entry_point.cil.out.i [2023-11-06 21:57:38,202 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 21:57:38,202 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 21:57:38,340 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 21:57:38,348 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@18e64fbf, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 21:57:38,348 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 21:57:38,365 INFO L276 IsEmpty]: Start isEmpty. Operand has 2766 states, 1829 states have (on average 1.3182066703116457) internal successors, (2411), 1885 states have internal predecessors, (2411), 806 states have call successors, (806), 130 states have call predecessors, (806), 129 states have return successors, (800), 796 states have call predecessors, (800), 800 states have call successors, (800) [2023-11-06 21:57:38,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2023-11-06 21:57:38,420 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:57:38,422 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 21:57:38,424 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 21:57:38,432 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:57:38,432 INFO L85 PathProgramCache]: Analyzing trace with hash -381938986, now seen corresponding path program 1 times [2023-11-06 21:57:38,444 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:57:38,446 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1354228128] [2023-11-06 21:57:38,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:57:38,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:57:41,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:57:42,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 21:57:42,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:57:42,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:57:42,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:57:42,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 21:57:42,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:57:42,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-06 21:57:42,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:57:42,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-11-06 21:57:42,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:57:42,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2023-11-06 21:57:42,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:57:42,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-06 21:57:42,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:57:42,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:57:42,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:57:42,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-06 21:57:42,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:57:42,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-06 21:57:42,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:57:42,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2023-11-06 21:57:42,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:57:42,479 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-06 21:57:42,480 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 21:57:42,480 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1354228128] [2023-11-06 21:57:42,487 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1354228128] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 21:57:42,487 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 21:57:42,488 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-06 21:57:42,490 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [594188245] [2023-11-06 21:57:42,492 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 21:57:42,499 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-06 21:57:42,499 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 21:57:42,549 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-06 21:57:42,551 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2023-11-06 21:57:42,561 INFO L87 Difference]: Start difference. First operand has 2766 states, 1829 states have (on average 1.3182066703116457) internal successors, (2411), 1885 states have internal predecessors, (2411), 806 states have call successors, (806), 130 states have call predecessors, (806), 129 states have return successors, (800), 796 states have call predecessors, (800), 800 states have call successors, (800) Second operand has 6 states, 6 states have (on average 11.833333333333334) internal successors, (71), 2 states have internal predecessors, (71), 2 states have call successors, (21), 6 states have call predecessors, (21), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2023-11-06 21:57:48,465 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 21:57:50,474 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 21:57:52,508 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 21:57:54,531 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 21:58:05,263 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 21:58:06,352 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 21:58:07,591 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 21:58:22,129 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 21:58:24,883 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 21:58:26,636 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 21:58:28,493 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 21:58:31,778 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.99s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 21:58:34,630 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.81s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 21:58:36,644 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 21:58:39,609 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 21:58:39,610 INFO L93 Difference]: Finished difference Result 6176 states and 9395 transitions. [2023-11-06 21:58:39,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-06 21:58:39,612 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.833333333333334) internal successors, (71), 2 states have internal predecessors, (71), 2 states have call successors, (21), 6 states have call predecessors, (21), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 105 [2023-11-06 21:58:39,612 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 21:58:39,669 INFO L225 Difference]: With dead ends: 6176 [2023-11-06 21:58:39,669 INFO L226 Difference]: Without dead ends: 3398 [2023-11-06 21:58:39,701 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2023-11-06 21:58:39,704 INFO L413 NwaCegarLoop]: 3017 mSDtfsCounter, 2726 mSDsluCounter, 4207 mSDsCounter, 0 mSdLazyCounter, 4271 mSolverCounterSat, 3451 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 53.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3101 SdHoareTripleChecker+Valid, 7224 SdHoareTripleChecker+Invalid, 7728 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 3451 IncrementalHoareTripleChecker+Valid, 4271 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 56.1s IncrementalHoareTripleChecker+Time [2023-11-06 21:58:39,705 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3101 Valid, 7224 Invalid, 7728 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [3451 Valid, 4271 Invalid, 6 Unknown, 0 Unchecked, 56.1s Time] [2023-11-06 21:58:39,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3398 states. [2023-11-06 21:58:39,986 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3398 to 2749. [2023-11-06 21:58:39,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2749 states, 1820 states have (on average 1.3115384615384615) internal successors, (2387), 1868 states have internal predecessors, (2387), 800 states have call successors, (800), 129 states have call predecessors, (800), 128 states have return successors, (799), 795 states have call predecessors, (799), 799 states have call successors, (799) [2023-11-06 21:58:40,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2749 states to 2749 states and 3986 transitions. [2023-11-06 21:58:40,028 INFO L78 Accepts]: Start accepts. Automaton has 2749 states and 3986 transitions. Word has length 105 [2023-11-06 21:58:40,028 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 21:58:40,029 INFO L495 AbstractCegarLoop]: Abstraction has 2749 states and 3986 transitions. [2023-11-06 21:58:40,029 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.833333333333334) internal successors, (71), 2 states have internal predecessors, (71), 2 states have call successors, (21), 6 states have call predecessors, (21), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2023-11-06 21:58:40,029 INFO L276 IsEmpty]: Start isEmpty. Operand 2749 states and 3986 transitions. [2023-11-06 21:58:40,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2023-11-06 21:58:40,040 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:58:40,040 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 21:58:40,040 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-06 21:58:40,040 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 21:58:40,041 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:58:40,041 INFO L85 PathProgramCache]: Analyzing trace with hash -2000913900, now seen corresponding path program 1 times [2023-11-06 21:58:40,041 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:58:40,042 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2072735883] [2023-11-06 21:58:40,042 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:58:40,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:58:41,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:58:42,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 21:58:42,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:58:42,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:58:42,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:58:42,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 21:58:42,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:58:42,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-06 21:58:42,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:58:42,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-11-06 21:58:42,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:58:42,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2023-11-06 21:58:42,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:58:42,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-06 21:58:42,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:58:42,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:58:42,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:58:42,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-06 21:58:42,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:58:42,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-06 21:58:42,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:58:42,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2023-11-06 21:58:42,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:58:42,774 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-06 21:58:42,775 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 21:58:42,776 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2072735883] [2023-11-06 21:58:42,776 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2072735883] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 21:58:42,776 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 21:58:42,776 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-06 21:58:42,777 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [926567732] [2023-11-06 21:58:42,777 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 21:58:42,779 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-06 21:58:42,779 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 21:58:42,780 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-06 21:58:42,781 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2023-11-06 21:58:42,781 INFO L87 Difference]: Start difference. First operand 2749 states and 3986 transitions. Second operand has 7 states, 7 states have (on average 10.142857142857142) internal successors, (71), 3 states have internal predecessors, (71), 2 states have call successors, (21), 6 states have call predecessors, (21), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2023-11-06 21:58:48,795 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 21:58:50,863 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 21:58:52,958 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 21:58:54,964 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 21:59:00,271 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 21:59:02,279 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 21:59:04,352 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 21:59:06,359 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 21:59:14,555 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 21:59:17,532 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 21:59:22,764 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 21:59:26,600 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 21:59:28,039 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.44s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 21:59:29,420 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 21:59:30,427 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 21:59:34,095 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 21:59:52,650 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 21:59:58,349 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:00:00,990 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.70s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:00:03,187 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:00:13,690 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:00:17,278 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:00:17,278 INFO L93 Difference]: Finished difference Result 8551 states and 12590 transitions. [2023-11-06 22:00:17,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-06 22:00:17,279 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 10.142857142857142) internal successors, (71), 3 states have internal predecessors, (71), 2 states have call successors, (21), 6 states have call predecessors, (21), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 105 [2023-11-06 22:00:17,279 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:00:17,338 INFO L225 Difference]: With dead ends: 8551 [2023-11-06 22:00:17,338 INFO L226 Difference]: Without dead ends: 5810 [2023-11-06 22:00:17,354 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2023-11-06 22:00:17,355 INFO L413 NwaCegarLoop]: 4066 mSDtfsCounter, 6092 mSDsluCounter, 8348 mSDsCounter, 0 mSdLazyCounter, 7491 mSolverCounterSat, 5195 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 90.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6720 SdHoareTripleChecker+Valid, 12414 SdHoareTripleChecker+Invalid, 12695 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 5195 IncrementalHoareTripleChecker+Valid, 7491 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 93.5s IncrementalHoareTripleChecker+Time [2023-11-06 22:00:17,356 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6720 Valid, 12414 Invalid, 12695 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [5195 Valid, 7491 Invalid, 9 Unknown, 0 Unchecked, 93.5s Time] [2023-11-06 22:00:17,366 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5810 states. [2023-11-06 22:00:17,715 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5810 to 4701. [2023-11-06 22:00:17,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4701 states, 3113 states have (on average 1.3115965306778028) internal successors, (4083), 3196 states have internal predecessors, (4083), 1351 states have call successors, (1351), 237 states have call predecessors, (1351), 236 states have return successors, (1350), 1342 states have call predecessors, (1350), 1350 states have call successors, (1350) [2023-11-06 22:00:17,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4701 states to 4701 states and 6784 transitions. [2023-11-06 22:00:17,760 INFO L78 Accepts]: Start accepts. Automaton has 4701 states and 6784 transitions. Word has length 105 [2023-11-06 22:00:17,761 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:00:17,761 INFO L495 AbstractCegarLoop]: Abstraction has 4701 states and 6784 transitions. [2023-11-06 22:00:17,761 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.142857142857142) internal successors, (71), 3 states have internal predecessors, (71), 2 states have call successors, (21), 6 states have call predecessors, (21), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2023-11-06 22:00:17,762 INFO L276 IsEmpty]: Start isEmpty. Operand 4701 states and 6784 transitions. [2023-11-06 22:00:17,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2023-11-06 22:00:17,773 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:00:17,773 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:00:17,773 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-06 22:00:17,774 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:00:17,774 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:00:17,774 INFO L85 PathProgramCache]: Analyzing trace with hash -931777715, now seen corresponding path program 1 times [2023-11-06 22:00:17,774 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:00:17,775 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1518311906] [2023-11-06 22:00:17,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:00:17,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:00:19,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:00:19,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 22:00:19,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:00:19,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:00:19,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:00:19,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 22:00:19,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:00:19,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-06 22:00:19,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:00:19,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-06 22:00:19,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:00:19,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2023-11-06 22:00:19,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:00:19,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-11-06 22:00:19,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:00:19,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2023-11-06 22:00:19,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:00:19,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:00:19,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:00:19,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-06 22:00:19,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:00:19,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-06 22:00:19,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:00:19,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2023-11-06 22:00:19,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:00:19,968 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-06 22:00:19,968 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:00:19,968 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1518311906] [2023-11-06 22:00:19,968 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1518311906] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:00:19,969 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:00:19,969 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-06 22:00:19,969 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [689871042] [2023-11-06 22:00:19,969 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:00:19,970 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-06 22:00:19,970 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:00:19,971 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-06 22:00:19,971 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2023-11-06 22:00:19,972 INFO L87 Difference]: Start difference. First operand 4701 states and 6784 transitions. Second operand has 7 states, 7 states have (on average 10.428571428571429) internal successors, (73), 3 states have internal predecessors, (73), 2 states have call successors, (22), 6 states have call predecessors, (22), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2023-11-06 22:00:25,895 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:00:27,909 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:00:29,920 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:00:31,964 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:00:36,448 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:00:38,458 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:00:40,461 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:00:42,472 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:00:48,734 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:00:57,384 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []