./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-5fdb450-1-144_2a-drivers--mmc--host--vub300.ko-entry_point_ldv-val-v0.8.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5af50a2e-2acf-4b45-8e25-46850078182d/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5af50a2e-2acf-4b45-8e25-46850078182d/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5af50a2e-2acf-4b45-8e25-46850078182d/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5af50a2e-2acf-4b45-8e25-46850078182d/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-5fdb450-1-144_2a-drivers--mmc--host--vub300.ko-entry_point_ldv-val-v0.8.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5af50a2e-2acf-4b45-8e25-46850078182d/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5af50a2e-2acf-4b45-8e25-46850078182d/bin/uautomizer-verify-uCwYo4JHxu --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 0f420ae29f1d217fd86475befc2729bf689978fed36c08e1357ee5c24faa0f48 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 08:03:20,537 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 08:03:20,616 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5af50a2e-2acf-4b45-8e25-46850078182d/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-19 08:03:20,623 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 08:03:20,624 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 08:03:20,657 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 08:03:20,658 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 08:03:20,658 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 08:03:20,660 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 08:03:20,661 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 08:03:20,662 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 08:03:20,663 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 08:03:20,664 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 08:03:20,665 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 08:03:20,665 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 08:03:20,666 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 08:03:20,667 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 08:03:20,668 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 08:03:20,669 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 08:03:20,670 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 08:03:20,670 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 08:03:20,671 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 08:03:20,672 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 08:03:20,673 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 08:03:20,673 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 08:03:20,674 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 08:03:20,675 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 08:03:20,675 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 08:03:20,676 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 08:03:20,677 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 08:03:20,677 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 08:03:20,678 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 08:03:20,678 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 08:03:20,679 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 08:03:20,679 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 08:03:20,679 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 08:03:20,680 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_5af50a2e-2acf-4b45-8e25-46850078182d/bin/uautomizer-verify-uCwYo4JHxu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5af50a2e-2acf-4b45-8e25-46850078182d/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0f420ae29f1d217fd86475befc2729bf689978fed36c08e1357ee5c24faa0f48 [2023-11-19 08:03:21,025 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 08:03:21,061 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 08:03:21,065 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 08:03:21,066 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 08:03:21,068 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 08:03:21,070 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5af50a2e-2acf-4b45-8e25-46850078182d/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-5fdb450-1-144_2a-drivers--mmc--host--vub300.ko-entry_point_ldv-val-v0.8.cil.out.i [2023-11-19 08:03:24,372 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 08:03:25,016 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 08:03:25,020 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5af50a2e-2acf-4b45-8e25-46850078182d/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-5fdb450-1-144_2a-drivers--mmc--host--vub300.ko-entry_point_ldv-val-v0.8.cil.out.i [2023-11-19 08:03:25,074 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5af50a2e-2acf-4b45-8e25-46850078182d/bin/uautomizer-verify-uCwYo4JHxu/data/b57134631/186af914b6844c0a8d2f3704256a6cf2/FLAG9f4d0f38e [2023-11-19 08:03:25,095 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5af50a2e-2acf-4b45-8e25-46850078182d/bin/uautomizer-verify-uCwYo4JHxu/data/b57134631/186af914b6844c0a8d2f3704256a6cf2 [2023-11-19 08:03:25,103 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 08:03:25,105 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 08:03:25,109 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 08:03:25,111 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 08:03:25,117 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 08:03:25,118 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:03:25" (1/1) ... [2023-11-19 08:03:25,119 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4cf82502 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:25, skipping insertion in model container [2023-11-19 08:03:25,119 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:03:25" (1/1) ... [2023-11-19 08:03:25,300 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 08:03:27,330 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_5af50a2e-2acf-4b45-8e25-46850078182d/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-5fdb450-1-144_2a-drivers--mmc--host--vub300.ko-entry_point_ldv-val-v0.8.cil.out.i[238753,238766] [2023-11-19 08:03:27,378 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 08:03:27,419 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 08:03:27,528 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".section .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.previous\n671:\n\tlock; incl %0": "+m" (v->counter)); [4015] [2023-11-19 08:03:27,889 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_5af50a2e-2acf-4b45-8e25-46850078182d/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-5fdb450-1-144_2a-drivers--mmc--host--vub300.ko-entry_point_ldv-val-v0.8.cil.out.i[238753,238766] [2023-11-19 08:03:27,907 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 08:03:28,019 WARN L675 CHandler]: The function strncpy is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 08:03:28,027 INFO L206 MainTranslator]: Completed translation [2023-11-19 08:03:28,028 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:28 WrapperNode [2023-11-19 08:03:28,028 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 08:03:28,030 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 08:03:28,030 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 08:03:28,030 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 08:03:28,039 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:28" (1/1) ... [2023-11-19 08:03:28,150 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:28" (1/1) ... [2023-11-19 08:03:28,400 INFO L138 Inliner]: procedures = 257, calls = 1850, calls flagged for inlining = 104, calls inlined = 100, statements flattened = 5319 [2023-11-19 08:03:28,401 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 08:03:28,401 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 08:03:28,402 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 08:03:28,402 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 08:03:28,412 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:28" (1/1) ... [2023-11-19 08:03:28,413 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:28" (1/1) ... [2023-11-19 08:03:28,451 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:28" (1/1) ... [2023-11-19 08:03:28,452 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:28" (1/1) ... [2023-11-19 08:03:28,602 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:28" (1/1) ... [2023-11-19 08:03:28,641 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:28" (1/1) ... [2023-11-19 08:03:28,676 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:28" (1/1) ... [2023-11-19 08:03:28,703 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:28" (1/1) ... [2023-11-19 08:03:28,748 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 08:03:28,750 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 08:03:28,750 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 08:03:28,750 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 08:03:28,751 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:28" (1/1) ... [2023-11-19 08:03:28,757 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 08:03:28,772 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5af50a2e-2acf-4b45-8e25-46850078182d/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:03:28,796 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5af50a2e-2acf-4b45-8e25-46850078182d/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 08:03:28,820 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5af50a2e-2acf-4b45-8e25-46850078182d/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 08:03:28,852 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2023-11-19 08:03:28,853 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2023-11-19 08:03:28,853 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-19 08:03:28,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-19 08:03:28,854 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-19 08:03:28,854 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-19 08:03:28,854 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-19 08:03:28,854 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-19 08:03:28,854 INFO L130 BoogieDeclarations]: Found specification of procedure vub300_delete [2023-11-19 08:03:28,855 INFO L138 BoogieDeclarations]: Found implementation of procedure vub300_delete [2023-11-19 08:03:28,855 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_fill_bulk_urb_11 [2023-11-19 08:03:28,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_fill_bulk_urb_11 [2023-11-19 08:03:28,855 INFO L130 BoogieDeclarations]: Found specification of procedure usb_sg_wait [2023-11-19 08:03:28,857 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_sg_wait [2023-11-19 08:03:28,857 INFO L130 BoogieDeclarations]: Found specification of procedure vub300_usb_bulk_msg [2023-11-19 08:03:28,857 INFO L138 BoogieDeclarations]: Found implementation of procedure vub300_usb_bulk_msg [2023-11-19 08:03:28,858 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_urb [2023-11-19 08:03:28,858 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_urb [2023-11-19 08:03:28,858 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion_timeout [2023-11-19 08:03:28,858 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion_timeout [2023-11-19 08:03:28,858 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-19 08:03:28,858 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-19 08:03:28,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_urb [2023-11-19 08:03:28,859 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_urb [2023-11-19 08:03:28,860 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2023-11-19 08:03:28,860 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2023-11-19 08:03:28,861 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_signal_sdio_irq [2023-11-19 08:03:28,861 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_signal_sdio_irq [2023-11-19 08:03:28,861 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-11-19 08:03:28,861 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-11-19 08:03:28,861 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-19 08:03:28,862 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-19 08:03:28,863 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-19 08:03:28,863 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-19 08:03:28,863 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata_49 [2023-11-19 08:03:28,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata_49 [2023-11-19 08:03:28,864 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 08:03:28,864 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 08:03:28,865 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_detect_change [2023-11-19 08:03:28,865 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_detect_change [2023-11-19 08:03:28,865 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2023-11-19 08:03:28,866 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2023-11-19 08:03:28,866 INFO L130 BoogieDeclarations]: Found specification of procedure usb_sg_cancel [2023-11-19 08:03:28,866 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_sg_cancel [2023-11-19 08:03:28,866 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2023-11-19 08:03:28,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2023-11-19 08:03:28,867 INFO L130 BoogieDeclarations]: Found specification of procedure usb_sg_init [2023-11-19 08:03:28,867 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_sg_init [2023-11-19 08:03:28,867 INFO L130 BoogieDeclarations]: Found specification of procedure __command_read_data [2023-11-19 08:03:28,867 INFO L138 BoogieDeclarations]: Found implementation of procedure __command_read_data [2023-11-19 08:03:28,867 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_26 [2023-11-19 08:03:28,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_26 [2023-11-19 08:03:28,868 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 08:03:28,868 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_28 [2023-11-19 08:03:28,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_28 [2023-11-19 08:03:28,868 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-11-19 08:03:28,868 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-11-19 08:03:28,869 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unlink_urb [2023-11-19 08:03:28,869 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unlink_urb [2023-11-19 08:03:28,869 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 08:03:28,869 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_12 [2023-11-19 08:03:28,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_12 [2023-11-19 08:03:28,869 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2023-11-19 08:03:28,870 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2023-11-19 08:03:28,870 INFO L130 BoogieDeclarations]: Found specification of procedure irqpoll_out_completed [2023-11-19 08:03:28,870 INFO L138 BoogieDeclarations]: Found implementation of procedure irqpoll_out_completed [2023-11-19 08:03:28,870 INFO L130 BoogieDeclarations]: Found specification of procedure vub300_disconnect [2023-11-19 08:03:28,870 INFO L138 BoogieDeclarations]: Found implementation of procedure vub300_disconnect [2023-11-19 08:03:28,871 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_14 [2023-11-19 08:03:28,872 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_14 [2023-11-19 08:03:28,872 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_3 [2023-11-19 08:03:28,873 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_3 [2023-11-19 08:03:28,873 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 08:03:28,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 08:03:28,873 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-19 08:03:28,873 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-19 08:03:28,873 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-19 08:03:28,874 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-19 08:03:28,874 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2023-11-19 08:03:28,874 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2023-11-19 08:03:28,874 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-11-19 08:03:28,875 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-11-19 08:03:28,875 INFO L130 BoogieDeclarations]: Found specification of procedure vub300_enable_sdio_irq [2023-11-19 08:03:28,875 INFO L138 BoogieDeclarations]: Found implementation of procedure vub300_enable_sdio_irq [2023-11-19 08:03:28,875 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2023-11-19 08:03:28,947 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2023-11-19 08:03:28,948 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2023-11-19 08:03:28,948 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2023-11-19 08:03:28,948 INFO L130 BoogieDeclarations]: Found specification of procedure add_offloaded_reg [2023-11-19 08:03:28,948 INFO L138 BoogieDeclarations]: Found implementation of procedure add_offloaded_reg [2023-11-19 08:03:28,948 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2023-11-19 08:03:28,948 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2023-11-19 08:03:28,948 INFO L130 BoogieDeclarations]: Found specification of procedure command_out_completed [2023-11-19 08:03:28,948 INFO L138 BoogieDeclarations]: Found implementation of procedure command_out_completed [2023-11-19 08:03:28,949 INFO L130 BoogieDeclarations]: Found specification of procedure roundup_to_multiple_of_64 [2023-11-19 08:03:28,949 INFO L138 BoogieDeclarations]: Found implementation of procedure roundup_to_multiple_of_64 [2023-11-19 08:03:28,949 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2023-11-19 08:03:28,949 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2023-11-19 08:03:28,949 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-19 08:03:28,949 INFO L130 BoogieDeclarations]: Found specification of procedure vub300_cmndwork_thread [2023-11-19 08:03:28,949 INFO L138 BoogieDeclarations]: Found implementation of procedure vub300_cmndwork_thread [2023-11-19 08:03:28,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-19 08:03:28,950 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2023-11-19 08:03:28,950 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2023-11-19 08:03:28,950 INFO L130 BoogieDeclarations]: Found specification of procedure send_command [2023-11-19 08:03:28,950 INFO L138 BoogieDeclarations]: Found implementation of procedure send_command [2023-11-19 08:03:28,950 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2023-11-19 08:03:28,950 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2023-11-19 08:03:28,950 INFO L130 BoogieDeclarations]: Found specification of procedure __alloc_workqueue_key [2023-11-19 08:03:28,951 INFO L138 BoogieDeclarations]: Found implementation of procedure __alloc_workqueue_key [2023-11-19 08:03:28,951 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 08:03:28,951 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_6 [2023-11-19 08:03:28,951 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_6 [2023-11-19 08:03:28,951 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2023-11-19 08:03:28,951 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2023-11-19 08:03:28,951 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-19 08:03:28,951 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-19 08:03:28,952 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2023-11-19 08:03:28,952 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2023-11-19 08:03:28,952 INFO L130 BoogieDeclarations]: Found specification of procedure send_irqpoll [2023-11-19 08:03:28,952 INFO L138 BoogieDeclarations]: Found implementation of procedure send_irqpoll [2023-11-19 08:03:28,952 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2023-11-19 08:03:28,952 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2023-11-19 08:03:28,952 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-19 08:03:28,953 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-19 08:03:28,953 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2023-11-19 08:03:28,953 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2023-11-19 08:03:28,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 08:03:28,953 INFO L130 BoogieDeclarations]: Found specification of procedure vub300_response_error [2023-11-19 08:03:28,953 INFO L138 BoogieDeclarations]: Found implementation of procedure vub300_response_error [2023-11-19 08:03:28,953 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_bulk_out [2023-11-19 08:03:28,953 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_bulk_out [2023-11-19 08:03:28,954 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_free_host [2023-11-19 08:03:28,954 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_free_host [2023-11-19 08:03:28,954 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-19 08:03:28,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-19 08:03:28,954 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_31 [2023-11-19 08:03:28,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_31 [2023-11-19 08:03:28,954 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2023-11-19 08:03:28,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2023-11-19 08:03:28,955 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 08:03:28,955 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_6 [2023-11-19 08:03:28,955 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_6 [2023-11-19 08:03:28,955 INFO L130 BoogieDeclarations]: Found specification of procedure vub300_queue_poll_work [2023-11-19 08:03:28,955 INFO L138 BoogieDeclarations]: Found implementation of procedure vub300_queue_poll_work [2023-11-19 08:03:28,955 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2023-11-19 08:03:28,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2023-11-19 08:03:28,956 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2023-11-19 08:03:28,956 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2023-11-19 08:03:28,956 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_bulk_in [2023-11-19 08:03:28,956 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_bulk_in [2023-11-19 08:03:28,956 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 08:03:28,956 INFO L130 BoogieDeclarations]: Found specification of procedure sg_copy_to_buffer [2023-11-19 08:03:28,956 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_copy_to_buffer [2023-11-19 08:03:28,956 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_6 [2023-11-19 08:03:28,957 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_6 [2023-11-19 08:03:28,957 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_put_8 [2023-11-19 08:03:28,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_put_8 [2023-11-19 08:03:28,957 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-19 08:03:28,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-19 08:03:28,957 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 08:03:28,957 INFO L130 BoogieDeclarations]: Found specification of procedure __download_offload_pseudocode [2023-11-19 08:03:28,958 INFO L138 BoogieDeclarations]: Found implementation of procedure __download_offload_pseudocode [2023-11-19 08:03:28,958 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-19 08:03:28,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-19 08:03:28,958 INFO L130 BoogieDeclarations]: Found specification of procedure vub300_pollwork_thread [2023-11-19 08:03:28,958 INFO L138 BoogieDeclarations]: Found implementation of procedure vub300_pollwork_thread [2023-11-19 08:03:28,958 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_InterfaceNumber [2023-11-19 08:03:28,958 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_InterfaceNumber [2023-11-19 08:03:28,959 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2023-11-19 08:03:28,959 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2023-11-19 08:03:28,959 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2023-11-19 08:03:28,959 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2023-11-19 08:03:28,959 INFO L130 BoogieDeclarations]: Found specification of procedure __do_poll [2023-11-19 08:03:28,959 INFO L138 BoogieDeclarations]: Found implementation of procedure __do_poll [2023-11-19 08:03:28,959 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_3 [2023-11-19 08:03:28,959 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_3 [2023-11-19 08:03:28,962 INFO L130 BoogieDeclarations]: Found specification of procedure new_system_port_status [2023-11-19 08:03:28,962 INFO L138 BoogieDeclarations]: Found implementation of procedure new_system_port_status [2023-11-19 08:03:28,962 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_request_done [2023-11-19 08:03:28,962 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_request_done [2023-11-19 08:03:28,962 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2023-11-19 08:03:28,963 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2023-11-19 08:03:28,963 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2023-11-19 08:03:28,963 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2023-11-19 08:03:28,963 INFO L130 BoogieDeclarations]: Found specification of procedure __command_write_data [2023-11-19 08:03:28,963 INFO L138 BoogieDeclarations]: Found implementation of procedure __command_write_data [2023-11-19 08:03:28,963 INFO L130 BoogieDeclarations]: Found specification of procedure request_firmware [2023-11-19 08:03:28,964 INFO L138 BoogieDeclarations]: Found implementation of procedure request_firmware [2023-11-19 08:03:28,964 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2023-11-19 08:03:28,964 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2023-11-19 08:03:28,964 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata_46 [2023-11-19 08:03:28,964 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata_46 [2023-11-19 08:03:28,964 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_urb [2023-11-19 08:03:28,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_urb [2023-11-19 08:03:28,965 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2023-11-19 08:03:28,965 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2023-11-19 08:03:28,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 08:03:28,965 INFO L130 BoogieDeclarations]: Found specification of procedure usb_string [2023-11-19 08:03:28,966 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_string [2023-11-19 08:03:28,966 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_priv [2023-11-19 08:03:28,966 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_priv [2023-11-19 08:03:28,966 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2023-11-19 08:03:28,966 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2023-11-19 08:03:28,966 INFO L130 BoogieDeclarations]: Found specification of procedure vub300_deadwork_thread [2023-11-19 08:03:28,967 INFO L138 BoogieDeclarations]: Found implementation of procedure vub300_deadwork_thread [2023-11-19 08:03:28,967 INFO L130 BoogieDeclarations]: Found specification of procedure check_vub300_port_status [2023-11-19 08:03:28,967 INFO L138 BoogieDeclarations]: Found implementation of procedure check_vub300_port_status [2023-11-19 08:03:28,967 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2023-11-19 08:03:28,967 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 08:03:28,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 08:03:29,829 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 08:03:29,835 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 08:03:31,837 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-19 08:03:36,468 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 08:03:36,503 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 08:03:36,503 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 08:03:36,523 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:03:36 BoogieIcfgContainer [2023-11-19 08:03:36,523 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 08:03:36,527 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 08:03:36,527 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 08:03:36,531 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 08:03:36,532 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 08:03:25" (1/3) ... [2023-11-19 08:03:36,534 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3fa9e411 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 08:03:36, skipping insertion in model container [2023-11-19 08:03:36,534 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:28" (2/3) ... [2023-11-19 08:03:36,535 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3fa9e411 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 08:03:36, skipping insertion in model container [2023-11-19 08:03:36,535 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:03:36" (3/3) ... [2023-11-19 08:03:36,538 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-stable-5fdb450-1-144_2a-drivers--mmc--host--vub300.ko-entry_point_ldv-val-v0.8.cil.out.i [2023-11-19 08:03:36,562 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 08:03:36,563 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 08:03:36,675 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 08:03:36,683 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;@727f9c73, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 08:03:36,683 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 08:03:36,698 INFO L276 IsEmpty]: Start isEmpty. Operand has 1912 states, 1398 states have (on average 1.4492131616595136) internal successors, (2026), 1463 states have internal predecessors, (2026), 416 states have call successors, (416), 97 states have call predecessors, (416), 96 states have return successors, (407), 381 states have call predecessors, (407), 407 states have call successors, (407) [2023-11-19 08:03:36,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2023-11-19 08:03:36,737 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 08:03:36,738 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 08:03:36,739 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 08:03:36,745 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:03:36,746 INFO L85 PathProgramCache]: Analyzing trace with hash -2007405547, now seen corresponding path program 1 times [2023-11-19 08:03:36,757 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:03:36,757 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1364408850] [2023-11-19 08:03:36,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:03:36,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:03:37,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:03:37,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-19 08:03:37,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:03:37,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:03:37,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:03:37,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 08:03:37,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:03:37,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-19 08:03:37,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:03:37,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:03:37,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:03:37,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 08:03:37,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:03:37,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-19 08:03:37,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:03:37,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:03:37,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:03:37,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 08:03:37,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:03:37,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-19 08:03:37,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:03:37,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:03:37,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:03:37,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 08:03:37,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:03:37,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2023-11-19 08:03:37,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:03:37,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:03:37,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:03:37,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2023-11-19 08:03:37,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:03:37,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:03:37,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:03:37,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2023-11-19 08:03:37,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:03:37,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2023-11-19 08:03:37,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:03:37,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:03:37,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:03:37,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2023-11-19 08:03:37,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:03:37,842 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2023-11-19 08:03:37,842 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 08:03:37,843 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1364408850] [2023-11-19 08:03:37,844 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1364408850] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 08:03:37,844 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 08:03:37,844 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-19 08:03:37,846 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1180728501] [2023-11-19 08:03:37,847 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 08:03:37,853 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-19 08:03:37,854 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 08:03:37,897 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-19 08:03:37,899 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2023-11-19 08:03:37,908 INFO L87 Difference]: Start difference. First operand has 1912 states, 1398 states have (on average 1.4492131616595136) internal successors, (2026), 1463 states have internal predecessors, (2026), 416 states have call successors, (416), 97 states have call predecessors, (416), 96 states have return successors, (407), 381 states have call predecessors, (407), 407 states have call successors, (407) Second operand has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 2 states have internal predecessors, (59), 2 states have call successors, (14), 6 states have call predecessors, (14), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2023-11-19 08:03:47,718 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 08:03:47,719 INFO L93 Difference]: Finished difference Result 4048 states and 6176 transitions. [2023-11-19 08:03:47,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-19 08:03:47,726 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 2 states have internal predecessors, (59), 2 states have call successors, (14), 6 states have call predecessors, (14), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 135 [2023-11-19 08:03:47,726 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 08:03:47,775 INFO L225 Difference]: With dead ends: 4048 [2023-11-19 08:03:47,775 INFO L226 Difference]: Without dead ends: 2125 [2023-11-19 08:03:47,800 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2023-11-19 08:03:47,804 INFO L413 NwaCegarLoop]: 2067 mSDtfsCounter, 1658 mSDsluCounter, 3066 mSDsCounter, 0 mSdLazyCounter, 2974 mSolverCounterSat, 1111 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1748 SdHoareTripleChecker+Valid, 5133 SdHoareTripleChecker+Invalid, 4085 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1111 IncrementalHoareTripleChecker+Valid, 2974 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.3s IncrementalHoareTripleChecker+Time [2023-11-19 08:03:47,806 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1748 Valid, 5133 Invalid, 4085 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1111 Valid, 2974 Invalid, 0 Unknown, 0 Unchecked, 9.3s Time] [2023-11-19 08:03:47,833 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2125 states. [2023-11-19 08:03:48,077 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2125 to 1896. [2023-11-19 08:03:48,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1896 states, 1393 states have (on average 1.4206748025843503) internal successors, (1979), 1447 states have internal predecessors, (1979), 407 states have call successors, (407), 96 states have call predecessors, (407), 95 states have return successors, (402), 376 states have call predecessors, (402), 402 states have call successors, (402) [2023-11-19 08:03:48,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1896 states to 1896 states and 2788 transitions. [2023-11-19 08:03:48,108 INFO L78 Accepts]: Start accepts. Automaton has 1896 states and 2788 transitions. Word has length 135 [2023-11-19 08:03:48,108 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 08:03:48,109 INFO L495 AbstractCegarLoop]: Abstraction has 1896 states and 2788 transitions. [2023-11-19 08:03:48,109 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 2 states have internal predecessors, (59), 2 states have call successors, (14), 6 states have call predecessors, (14), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2023-11-19 08:03:48,109 INFO L276 IsEmpty]: Start isEmpty. Operand 1896 states and 2788 transitions. [2023-11-19 08:03:48,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2023-11-19 08:03:48,119 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 08:03:48,120 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 08:03:48,120 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-19 08:03:48,120 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 08:03:48,121 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:03:48,121 INFO L85 PathProgramCache]: Analyzing trace with hash -844402931, now seen corresponding path program 1 times [2023-11-19 08:03:48,121 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:03:48,121 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1713636277] [2023-11-19 08:03:48,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:03:48,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:03:48,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:03:48,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-19 08:03:48,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:03:48,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:03:48,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:03:48,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 08:03:48,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:03:48,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-19 08:03:48,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:03:48,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:03:48,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:03:48,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 08:03:48,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:03:48,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-19 08:03:48,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:03:48,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:03:48,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:03:48,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 08:03:48,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:03:48,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-19 08:03:48,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:03:48,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:03:48,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:03:48,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 08:03:48,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:03:48,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2023-11-19 08:03:48,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:03:49,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:03:49,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:03:49,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2023-11-19 08:03:49,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:03:49,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:03:49,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:03:49,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2023-11-19 08:03:49,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:03:49,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2023-11-19 08:03:49,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:03:49,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:03:49,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:03:49,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2023-11-19 08:03:49,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:03:49,100 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2023-11-19 08:03:49,101 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 08:03:49,101 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1713636277] [2023-11-19 08:03:49,101 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1713636277] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 08:03:49,101 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 08:03:49,102 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-19 08:03:49,102 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [753958847] [2023-11-19 08:03:49,102 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 08:03:49,104 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-19 08:03:49,104 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 08:03:49,105 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-19 08:03:49,105 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2023-11-19 08:03:49,106 INFO L87 Difference]: Start difference. First operand 1896 states and 2788 transitions. Second operand has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 3 states have internal predecessors, (59), 3 states have call successors, (14), 6 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2023-11-19 08:04:03,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 08:04:03,191 INFO L93 Difference]: Finished difference Result 6096 states and 9483 transitions. [2023-11-19 08:04:03,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-19 08:04:03,193 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 3 states have internal predecessors, (59), 3 states have call successors, (14), 6 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 135 [2023-11-19 08:04:03,194 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 08:04:03,247 INFO L225 Difference]: With dead ends: 6096 [2023-11-19 08:04:03,247 INFO L226 Difference]: Without dead ends: 4223 [2023-11-19 08:04:03,267 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2023-11-19 08:04:03,272 INFO L413 NwaCegarLoop]: 2381 mSDtfsCounter, 6901 mSDsluCounter, 4313 mSDsCounter, 0 mSdLazyCounter, 3366 mSolverCounterSat, 3795 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7191 SdHoareTripleChecker+Valid, 6694 SdHoareTripleChecker+Invalid, 7161 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3795 IncrementalHoareTripleChecker+Valid, 3366 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.3s IncrementalHoareTripleChecker+Time [2023-11-19 08:04:03,273 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7191 Valid, 6694 Invalid, 7161 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3795 Valid, 3366 Invalid, 0 Unknown, 0 Unchecked, 13.3s Time] [2023-11-19 08:04:03,285 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4223 states. [2023-11-19 08:04:03,628 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4223 to 3871. [2023-11-19 08:04:03,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3871 states, 2834 states have (on average 1.4149611856033875) internal successors, (4010), 2952 states have internal predecessors, (4010), 818 states have call successors, (818), 190 states have call predecessors, (818), 218 states have return successors, (1034), 784 states have call predecessors, (1034), 813 states have call successors, (1034) [2023-11-19 08:04:03,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3871 states to 3871 states and 5862 transitions. [2023-11-19 08:04:03,683 INFO L78 Accepts]: Start accepts. Automaton has 3871 states and 5862 transitions. Word has length 135 [2023-11-19 08:04:03,685 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 08:04:03,685 INFO L495 AbstractCegarLoop]: Abstraction has 3871 states and 5862 transitions. [2023-11-19 08:04:03,685 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 3 states have internal predecessors, (59), 3 states have call successors, (14), 6 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2023-11-19 08:04:03,686 INFO L276 IsEmpty]: Start isEmpty. Operand 3871 states and 5862 transitions. [2023-11-19 08:04:03,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2023-11-19 08:04:03,698 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 08:04:03,698 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 08:04:03,699 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-19 08:04:03,699 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 08:04:03,699 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:04:03,700 INFO L85 PathProgramCache]: Analyzing trace with hash -407278533, now seen corresponding path program 1 times [2023-11-19 08:04:03,700 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:04:03,700 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1946398242] [2023-11-19 08:04:03,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:04:03,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:04:03,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:04:04,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-19 08:04:04,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:04:04,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:04:04,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:04:04,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 08:04:04,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:04:04,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-19 08:04:04,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:04:04,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:04:04,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:04:04,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 08:04:04,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:04:04,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-19 08:04:04,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:04:04,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:04:04,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:04:04,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 08:04:04,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:04:04,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-19 08:04:04,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:04:04,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:04:04,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:04:04,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 08:04:04,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:04:04,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2023-11-19 08:04:04,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:04:04,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:04:04,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:04:04,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2023-11-19 08:04:04,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:04:04,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:04:04,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:04:04,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2023-11-19 08:04:04,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:04:04,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2023-11-19 08:04:04,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:04:04,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:04:04,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:04:04,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2023-11-19 08:04:04,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:04:04,731 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2023-11-19 08:04:04,731 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 08:04:04,732 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1946398242] [2023-11-19 08:04:04,732 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1946398242] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 08:04:04,732 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 08:04:04,732 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-19 08:04:04,733 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1070197662] [2023-11-19 08:04:04,733 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 08:04:04,733 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-19 08:04:04,734 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 08:04:04,735 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-19 08:04:04,736 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2023-11-19 08:04:04,736 INFO L87 Difference]: Start difference. First operand 3871 states and 5862 transitions. Second operand has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 3 states have internal predecessors, (60), 3 states have call successors, (14), 6 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13)