./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-063f96c-1-144_2a-drivers--mmc--host--vub300.ko.unsigned-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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dec57915-8265-4eb9-81a4-57480b68a896/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dec57915-8265-4eb9-81a4-57480b68a896/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_dec57915-8265-4eb9-81a4-57480b68a896/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dec57915-8265-4eb9-81a4-57480b68a896/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-063f96c-1-144_2a-drivers--mmc--host--vub300.ko.unsigned-entry_point_ldv-val-v0.8.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dec57915-8265-4eb9-81a4-57480b68a896/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_dec57915-8265-4eb9-81a4-57480b68a896/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 6150b3a515973ce4119efed812e463608b94129eea9915abf4784f091ce6f187 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:35:45,761 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:35:45,876 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dec57915-8265-4eb9-81a4-57480b68a896/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-19 07:35:45,881 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:35:45,882 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:35:45,922 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:35:45,923 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:35:45,924 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:35:45,925 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:35:45,926 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:35:45,928 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:35:45,928 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:35:45,929 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:35:45,934 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:35:45,935 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 07:35:45,935 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 07:35:45,937 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:35:45,937 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 07:35:45,938 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:35:45,938 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 07:35:45,939 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:35:45,940 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:35:45,941 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:35:45,941 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:35:45,942 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:35:45,942 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:35:45,943 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:35:45,943 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:35:45,944 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 07:35:45,944 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 07:35:45,946 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 07:35:45,946 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:35:45,946 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 07:35:45,947 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:35:45,947 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:35:45,947 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:35:45,947 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_dec57915-8265-4eb9-81a4-57480b68a896/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dec57915-8265-4eb9-81a4-57480b68a896/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6150b3a515973ce4119efed812e463608b94129eea9915abf4784f091ce6f187 [2023-11-19 07:35:46,294 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:35:46,344 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:35:46,347 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:35:46,348 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:35:46,349 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:35:46,351 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dec57915-8265-4eb9-81a4-57480b68a896/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-063f96c-1-144_2a-drivers--mmc--host--vub300.ko.unsigned-entry_point_ldv-val-v0.8.cil.out.i [2023-11-19 07:35:49,677 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:35:50,345 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:35:50,345 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dec57915-8265-4eb9-81a4-57480b68a896/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-063f96c-1-144_2a-drivers--mmc--host--vub300.ko.unsigned-entry_point_ldv-val-v0.8.cil.out.i [2023-11-19 07:35:50,392 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dec57915-8265-4eb9-81a4-57480b68a896/bin/uautomizer-verify-uCwYo4JHxu/data/98db518d0/218d93c2b2dd4a3d96d15323b2831853/FLAGd4cfc739e [2023-11-19 07:35:50,441 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dec57915-8265-4eb9-81a4-57480b68a896/bin/uautomizer-verify-uCwYo4JHxu/data/98db518d0/218d93c2b2dd4a3d96d15323b2831853 [2023-11-19 07:35:50,447 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:35:50,449 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:35:50,452 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:35:50,453 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:35:50,459 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:35:50,460 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:35:50" (1/1) ... [2023-11-19 07:35:50,461 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1aa71f99 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:35:50, skipping insertion in model container [2023-11-19 07:35:50,461 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:35:50" (1/1) ... [2023-11-19 07:35:50,642 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:35:52,628 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_dec57915-8265-4eb9-81a4-57480b68a896/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-063f96c-1-144_2a-drivers--mmc--host--vub300.ko.unsigned-entry_point_ldv-val-v0.8.cil.out.i[238462,238475] [2023-11-19 07:35:52,673 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:35:52,701 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:35:52,831 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; incl %0": "+m" (v->counter)); [4032] [2023-11-19 07:35:53,141 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_dec57915-8265-4eb9-81a4-57480b68a896/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-063f96c-1-144_2a-drivers--mmc--host--vub300.ko.unsigned-entry_point_ldv-val-v0.8.cil.out.i[238462,238475] [2023-11-19 07:35:53,160 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:35:53,276 WARN L675 CHandler]: The function strncpy is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 07:35:53,284 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:35:53,285 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:35:53 WrapperNode [2023-11-19 07:35:53,285 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:35:53,286 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:35:53,287 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:35:53,287 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:35:53,295 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:35:53" (1/1) ... [2023-11-19 07:35:53,420 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:35:53" (1/1) ... [2023-11-19 07:35:53,682 INFO L138 Inliner]: procedures = 258, calls = 1853, calls flagged for inlining = 104, calls inlined = 100, statements flattened = 5311 [2023-11-19 07:35:53,682 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:35:53,683 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:35:53,683 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:35:53,683 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:35:53,693 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:35:53" (1/1) ... [2023-11-19 07:35:53,693 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:35:53" (1/1) ... [2023-11-19 07:35:53,758 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:35:53" (1/1) ... [2023-11-19 07:35:53,769 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:35:53" (1/1) ... [2023-11-19 07:35:53,938 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:35:53" (1/1) ... [2023-11-19 07:35:53,976 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:35:53" (1/1) ... [2023-11-19 07:35:54,011 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:35:53" (1/1) ... [2023-11-19 07:35:54,035 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:35:53" (1/1) ... [2023-11-19 07:35:54,078 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:35:54,079 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:35:54,080 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:35:54,080 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:35:54,081 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:35:53" (1/1) ... [2023-11-19 07:35:54,086 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:35:54,100 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dec57915-8265-4eb9-81a4-57480b68a896/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:35:54,114 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dec57915-8265-4eb9-81a4-57480b68a896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 07:35:54,133 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dec57915-8265-4eb9-81a4-57480b68a896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 07:35:54,159 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2023-11-19 07:35:54,159 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2023-11-19 07:35:54,160 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_fill_bulk_urb_12 [2023-11-19 07:35:54,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_fill_bulk_urb_12 [2023-11-19 07:35:54,160 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-19 07:35:54,160 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-19 07:35:54,161 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-19 07:35:54,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-19 07:35:54,161 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-19 07:35:54,161 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-19 07:35:54,161 INFO L130 BoogieDeclarations]: Found specification of procedure vub300_delete [2023-11-19 07:35:54,161 INFO L138 BoogieDeclarations]: Found implementation of procedure vub300_delete [2023-11-19 07:35:54,162 INFO L130 BoogieDeclarations]: Found specification of procedure usb_sg_wait [2023-11-19 07:35:54,163 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_sg_wait [2023-11-19 07:35:54,164 INFO L130 BoogieDeclarations]: Found specification of procedure vub300_usb_bulk_msg [2023-11-19 07:35:54,164 INFO L138 BoogieDeclarations]: Found implementation of procedure vub300_usb_bulk_msg [2023-11-19 07:35:54,165 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_urb [2023-11-19 07:35:54,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_urb [2023-11-19 07:35:54,165 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion_timeout [2023-11-19 07:35:54,165 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion_timeout [2023-11-19 07:35:54,165 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-19 07:35:54,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-19 07:35:54,165 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_urb [2023-11-19 07:35:54,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_urb [2023-11-19 07:35:54,235 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2023-11-19 07:35:54,235 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2023-11-19 07:35:54,235 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_signal_sdio_irq [2023-11-19 07:35:54,235 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_signal_sdio_irq [2023-11-19 07:35:54,235 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata_50 [2023-11-19 07:35:54,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata_50 [2023-11-19 07:35:54,235 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-11-19 07:35:54,235 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-11-19 07:35:54,236 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-19 07:35:54,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-19 07:35:54,236 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-19 07:35:54,236 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-19 07:35:54,236 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 07:35:54,236 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 07:35:54,236 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_detect_change [2023-11-19 07:35:54,236 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_detect_change [2023-11-19 07:35:54,236 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2023-11-19 07:35:54,236 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2023-11-19 07:35:54,237 INFO L130 BoogieDeclarations]: Found specification of procedure usb_sg_cancel [2023-11-19 07:35:54,237 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_sg_cancel [2023-11-19 07:35:54,237 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2023-11-19 07:35:54,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2023-11-19 07:35:54,237 INFO L130 BoogieDeclarations]: Found specification of procedure usb_sg_init [2023-11-19 07:35:54,237 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_sg_init [2023-11-19 07:35:54,237 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_29 [2023-11-19 07:35:54,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_29 [2023-11-19 07:35:54,237 INFO L130 BoogieDeclarations]: Found specification of procedure __command_read_data [2023-11-19 07:35:54,237 INFO L138 BoogieDeclarations]: Found implementation of procedure __command_read_data [2023-11-19 07:35:54,237 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 07:35:54,238 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_27 [2023-11-19 07:35:54,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_27 [2023-11-19 07:35:54,238 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-11-19 07:35:54,238 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-11-19 07:35:54,238 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unlink_urb [2023-11-19 07:35:54,238 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unlink_urb [2023-11-19 07:35:54,238 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 07:35:54,238 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_13 [2023-11-19 07:35:54,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_13 [2023-11-19 07:35:54,239 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2023-11-19 07:35:54,239 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2023-11-19 07:35:54,239 INFO L130 BoogieDeclarations]: Found specification of procedure irqpoll_out_completed [2023-11-19 07:35:54,239 INFO L138 BoogieDeclarations]: Found implementation of procedure irqpoll_out_completed [2023-11-19 07:35:54,239 INFO L130 BoogieDeclarations]: Found specification of procedure vub300_disconnect [2023-11-19 07:35:54,239 INFO L138 BoogieDeclarations]: Found implementation of procedure vub300_disconnect [2023-11-19 07:35:54,239 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_3 [2023-11-19 07:35:54,239 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_3 [2023-11-19 07:35:54,239 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_15 [2023-11-19 07:35:54,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_15 [2023-11-19 07:35:54,239 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 07:35:54,240 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 07:35:54,240 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-19 07:35:54,240 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-19 07:35:54,240 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-19 07:35:54,240 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-19 07:35:54,240 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2023-11-19 07:35:54,240 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2023-11-19 07:35:54,240 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-11-19 07:35:54,240 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-11-19 07:35:54,240 INFO L130 BoogieDeclarations]: Found specification of procedure vub300_enable_sdio_irq [2023-11-19 07:35:54,240 INFO L138 BoogieDeclarations]: Found implementation of procedure vub300_enable_sdio_irq [2023-11-19 07:35:54,241 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2023-11-19 07:35:54,241 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2023-11-19 07:35:54,241 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2023-11-19 07:35:54,241 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2023-11-19 07:35:54,241 INFO L130 BoogieDeclarations]: Found specification of procedure add_offloaded_reg [2023-11-19 07:35:54,241 INFO L138 BoogieDeclarations]: Found implementation of procedure add_offloaded_reg [2023-11-19 07:35:54,241 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2023-11-19 07:35:54,241 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2023-11-19 07:35:54,241 INFO L130 BoogieDeclarations]: Found specification of procedure command_out_completed [2023-11-19 07:35:54,241 INFO L138 BoogieDeclarations]: Found implementation of procedure command_out_completed [2023-11-19 07:35:54,242 INFO L130 BoogieDeclarations]: Found specification of procedure roundup_to_multiple_of_64 [2023-11-19 07:35:54,242 INFO L138 BoogieDeclarations]: Found implementation of procedure roundup_to_multiple_of_64 [2023-11-19 07:35:54,242 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2023-11-19 07:35:54,242 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2023-11-19 07:35:54,242 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-19 07:35:54,242 INFO L130 BoogieDeclarations]: Found specification of procedure vub300_cmndwork_thread [2023-11-19 07:35:54,242 INFO L138 BoogieDeclarations]: Found implementation of procedure vub300_cmndwork_thread [2023-11-19 07:35:54,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-19 07:35:54,242 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2023-11-19 07:35:54,242 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2023-11-19 07:35:54,242 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_4 [2023-11-19 07:35:54,243 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_4 [2023-11-19 07:35:54,243 INFO L130 BoogieDeclarations]: Found specification of procedure send_command [2023-11-19 07:35:54,243 INFO L138 BoogieDeclarations]: Found implementation of procedure send_command [2023-11-19 07:35:54,243 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2023-11-19 07:35:54,243 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2023-11-19 07:35:54,243 INFO L130 BoogieDeclarations]: Found specification of procedure __alloc_workqueue_key [2023-11-19 07:35:54,243 INFO L138 BoogieDeclarations]: Found implementation of procedure __alloc_workqueue_key [2023-11-19 07:35:54,243 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 07:35:54,243 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2023-11-19 07:35:54,243 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2023-11-19 07:35:54,244 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-19 07:35:54,244 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-19 07:35:54,247 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2023-11-19 07:35:54,247 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2023-11-19 07:35:54,248 INFO L130 BoogieDeclarations]: Found specification of procedure send_irqpoll [2023-11-19 07:35:54,248 INFO L138 BoogieDeclarations]: Found implementation of procedure send_irqpoll [2023-11-19 07:35:54,248 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2023-11-19 07:35:54,248 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2023-11-19 07:35:54,248 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-19 07:35:54,249 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-19 07:35:54,249 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2023-11-19 07:35:54,250 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2023-11-19 07:35:54,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 07:35:54,250 INFO L130 BoogieDeclarations]: Found specification of procedure vub300_response_error [2023-11-19 07:35:54,250 INFO L138 BoogieDeclarations]: Found implementation of procedure vub300_response_error [2023-11-19 07:35:54,250 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_bulk_out [2023-11-19 07:35:54,251 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_bulk_out [2023-11-19 07:35:54,251 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_free_host [2023-11-19 07:35:54,251 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_free_host [2023-11-19 07:35:54,251 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-19 07:35:54,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-19 07:35:54,252 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_32 [2023-11-19 07:35:54,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_32 [2023-11-19 07:35:54,252 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2023-11-19 07:35:54,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2023-11-19 07:35:54,253 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 07:35:54,253 INFO L130 BoogieDeclarations]: Found specification of procedure vub300_queue_poll_work [2023-11-19 07:35:54,254 INFO L138 BoogieDeclarations]: Found implementation of procedure vub300_queue_poll_work [2023-11-19 07:35:54,254 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_4 [2023-11-19 07:35:54,254 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_4 [2023-11-19 07:35:54,254 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2023-11-19 07:35:54,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2023-11-19 07:35:54,255 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2023-11-19 07:35:54,255 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2023-11-19 07:35:54,255 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_bulk_in [2023-11-19 07:35:54,255 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_bulk_in [2023-11-19 07:35:54,255 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 07:35:54,256 INFO L130 BoogieDeclarations]: Found specification of procedure sg_copy_to_buffer [2023-11-19 07:35:54,257 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_copy_to_buffer [2023-11-19 07:35:54,260 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_put_9 [2023-11-19 07:35:54,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_put_9 [2023-11-19 07:35:54,261 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-19 07:35:54,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-19 07:35:54,262 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 07:35:54,263 INFO L130 BoogieDeclarations]: Found specification of procedure __download_offload_pseudocode [2023-11-19 07:35:54,264 INFO L138 BoogieDeclarations]: Found implementation of procedure __download_offload_pseudocode [2023-11-19 07:35:54,265 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-19 07:35:54,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-19 07:35:54,270 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_4 [2023-11-19 07:35:54,271 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_4 [2023-11-19 07:35:54,271 INFO L130 BoogieDeclarations]: Found specification of procedure vub300_pollwork_thread [2023-11-19 07:35:54,271 INFO L138 BoogieDeclarations]: Found implementation of procedure vub300_pollwork_thread [2023-11-19 07:35:54,271 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_InterfaceNumber [2023-11-19 07:35:54,271 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_InterfaceNumber [2023-11-19 07:35:54,272 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2023-11-19 07:35:54,272 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2023-11-19 07:35:54,272 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2023-11-19 07:35:54,272 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2023-11-19 07:35:54,272 INFO L130 BoogieDeclarations]: Found specification of procedure __do_poll [2023-11-19 07:35:54,272 INFO L138 BoogieDeclarations]: Found implementation of procedure __do_poll [2023-11-19 07:35:54,272 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_3 [2023-11-19 07:35:54,273 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_3 [2023-11-19 07:35:54,273 INFO L130 BoogieDeclarations]: Found specification of procedure new_system_port_status [2023-11-19 07:35:54,273 INFO L138 BoogieDeclarations]: Found implementation of procedure new_system_port_status [2023-11-19 07:35:54,273 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_request_done [2023-11-19 07:35:54,273 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_request_done [2023-11-19 07:35:54,273 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2023-11-19 07:35:54,273 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2023-11-19 07:35:54,273 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2023-11-19 07:35:54,274 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2023-11-19 07:35:54,274 INFO L130 BoogieDeclarations]: Found specification of procedure __command_write_data [2023-11-19 07:35:54,274 INFO L138 BoogieDeclarations]: Found implementation of procedure __command_write_data [2023-11-19 07:35:54,274 INFO L130 BoogieDeclarations]: Found specification of procedure request_firmware [2023-11-19 07:35:54,274 INFO L138 BoogieDeclarations]: Found implementation of procedure request_firmware [2023-11-19 07:35:54,274 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2023-11-19 07:35:54,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2023-11-19 07:35:54,275 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2023-11-19 07:35:54,275 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata_47 [2023-11-19 07:35:54,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata_47 [2023-11-19 07:35:54,275 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_urb [2023-11-19 07:35:54,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_urb [2023-11-19 07:35:54,276 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2023-11-19 07:35:54,276 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2023-11-19 07:35:54,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 07:35:54,278 INFO L130 BoogieDeclarations]: Found specification of procedure usb_string [2023-11-19 07:35:54,278 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_string [2023-11-19 07:35:54,278 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_priv [2023-11-19 07:35:54,279 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_priv [2023-11-19 07:35:54,279 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2023-11-19 07:35:54,279 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2023-11-19 07:35:54,279 INFO L130 BoogieDeclarations]: Found specification of procedure vub300_deadwork_thread [2023-11-19 07:35:54,279 INFO L138 BoogieDeclarations]: Found implementation of procedure vub300_deadwork_thread [2023-11-19 07:35:54,279 INFO L130 BoogieDeclarations]: Found specification of procedure check_vub300_port_status [2023-11-19 07:35:54,279 INFO L138 BoogieDeclarations]: Found implementation of procedure check_vub300_port_status [2023-11-19 07:35:54,280 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2023-11-19 07:35:54,280 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:35:54,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:35:54,975 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:35:54,982 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:35:56,978 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-19 07:36:01,159 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:36:01,185 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:36:01,185 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 07:36:01,208 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:36:01 BoogieIcfgContainer [2023-11-19 07:36:01,209 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:36:01,212 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 07:36:01,212 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 07:36:01,215 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 07:36:01,215 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:35:50" (1/3) ... [2023-11-19 07:36:01,216 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59b8c2f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:36:01, skipping insertion in model container [2023-11-19 07:36:01,217 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:35:53" (2/3) ... [2023-11-19 07:36:01,218 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59b8c2f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:36:01, skipping insertion in model container [2023-11-19 07:36:01,219 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:36:01" (3/3) ... [2023-11-19 07:36:01,220 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-stable-063f96c-1-144_2a-drivers--mmc--host--vub300.ko.unsigned-entry_point_ldv-val-v0.8.cil.out.i [2023-11-19 07:36:01,243 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 07:36:01,243 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 07:36:01,424 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 07:36:01,433 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;@7a55c3a4, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 07:36:01,433 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 07:36:01,449 INFO L276 IsEmpty]: Start isEmpty. Operand has 1907 states, 1395 states have (on average 1.4494623655913978) internal successors, (2022), 1460 states have internal predecessors, (2022), 414 states have call successors, (414), 97 states have call predecessors, (414), 96 states have return successors, (405), 379 states have call predecessors, (405), 405 states have call successors, (405) [2023-11-19 07:36:01,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2023-11-19 07:36:01,499 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:36:01,501 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] [2023-11-19 07:36:01,501 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:36:01,510 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:36:01,511 INFO L85 PathProgramCache]: Analyzing trace with hash -1647597650, now seen corresponding path program 1 times [2023-11-19 07:36:01,521 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:36:01,522 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [585085529] [2023-11-19 07:36:01,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:36:01,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:36:01,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:02,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-19 07:36:02,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:02,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:36:02,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:02,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 07:36:02,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:02,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-19 07:36:02,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:02,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:36:02,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:02,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 07:36:02,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:02,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-19 07:36:02,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:02,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:36:02,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:02,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 07:36:02,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:02,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-19 07:36:02,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:02,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:36:02,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:02,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 07:36:02,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:02,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2023-11-19 07:36:02,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:02,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:36:02,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:02,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2023-11-19 07:36:02,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:02,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:36:02,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:02,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2023-11-19 07:36:02,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:02,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2023-11-19 07:36:02,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:02,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:36:02,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:02,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2023-11-19 07:36:02,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:02,579 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 07:36:02,580 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:36:02,580 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [585085529] [2023-11-19 07:36:02,581 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [585085529] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:36:02,581 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:36:02,581 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-19 07:36:02,583 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [265916634] [2023-11-19 07:36:02,584 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:36:02,589 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-19 07:36:02,589 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:36:02,621 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-19 07:36:02,622 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2023-11-19 07:36:02,630 INFO L87 Difference]: Start difference. First operand has 1907 states, 1395 states have (on average 1.4494623655913978) internal successors, (2022), 1460 states have internal predecessors, (2022), 414 states have call successors, (414), 97 states have call predecessors, (414), 96 states have return successors, (405), 379 states have call predecessors, (405), 405 states have call successors, (405) Second operand has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 2 states have internal predecessors, (58), 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 07:36:15,903 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:36:15,903 INFO L93 Difference]: Finished difference Result 4038 states and 6159 transitions. [2023-11-19 07:36:15,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-19 07:36:15,910 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 2 states have internal predecessors, (58), 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 134 [2023-11-19 07:36:15,911 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:36:15,954 INFO L225 Difference]: With dead ends: 4038 [2023-11-19 07:36:15,955 INFO L226 Difference]: Without dead ends: 2120 [2023-11-19 07:36:15,978 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 07:36:15,982 INFO L413 NwaCegarLoop]: 2035 mSDtfsCounter, 1666 mSDsluCounter, 4008 mSDsCounter, 0 mSdLazyCounter, 3771 mSolverCounterSat, 1118 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1754 SdHoareTripleChecker+Valid, 6043 SdHoareTripleChecker+Invalid, 4889 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1118 IncrementalHoareTripleChecker+Valid, 3771 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.7s IncrementalHoareTripleChecker+Time [2023-11-19 07:36:15,985 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1754 Valid, 6043 Invalid, 4889 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1118 Valid, 3771 Invalid, 0 Unknown, 0 Unchecked, 12.7s Time] [2023-11-19 07:36:16,012 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2120 states. [2023-11-19 07:36:16,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2120 to 1891. [2023-11-19 07:36:16,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1891 states, 1390 states have (on average 1.420863309352518) internal successors, (1975), 1444 states have internal predecessors, (1975), 405 states have call successors, (405), 96 states have call predecessors, (405), 95 states have return successors, (400), 374 states have call predecessors, (400), 400 states have call successors, (400) [2023-11-19 07:36:16,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1891 states to 1891 states and 2780 transitions. [2023-11-19 07:36:16,234 INFO L78 Accepts]: Start accepts. Automaton has 1891 states and 2780 transitions. Word has length 134 [2023-11-19 07:36:16,235 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:36:16,235 INFO L495 AbstractCegarLoop]: Abstraction has 1891 states and 2780 transitions. [2023-11-19 07:36:16,235 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 2 states have internal predecessors, (58), 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 07:36:16,236 INFO L276 IsEmpty]: Start isEmpty. Operand 1891 states and 2780 transitions. [2023-11-19 07:36:16,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2023-11-19 07:36:16,257 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:36:16,257 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] [2023-11-19 07:36:16,257 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-19 07:36:16,258 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:36:16,258 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:36:16,259 INFO L85 PathProgramCache]: Analyzing trace with hash 1160865206, now seen corresponding path program 1 times [2023-11-19 07:36:16,259 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:36:16,259 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1749230698] [2023-11-19 07:36:16,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:36:16,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:36:16,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:16,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-19 07:36:16,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:16,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:36:16,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:16,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 07:36:16,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:16,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-19 07:36:16,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:16,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:36:16,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:17,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 07:36:17,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:17,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-19 07:36:17,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:17,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:36:17,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:17,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 07:36:17,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:17,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-19 07:36:17,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:17,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:36:17,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:17,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 07:36:17,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:17,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2023-11-19 07:36:17,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:17,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:36:17,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:17,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2023-11-19 07:36:17,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:17,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:36:17,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:17,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2023-11-19 07:36:17,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:17,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2023-11-19 07:36:17,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:17,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:36:17,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:17,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2023-11-19 07:36:17,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:17,285 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 07:36:17,286 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:36:17,286 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1749230698] [2023-11-19 07:36:17,286 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1749230698] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:36:17,286 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:36:17,286 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-19 07:36:17,287 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1799880586] [2023-11-19 07:36:17,287 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:36:17,288 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-19 07:36:17,289 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:36:17,289 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-19 07:36:17,290 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2023-11-19 07:36:17,290 INFO L87 Difference]: Start difference. First operand 1891 states and 2780 transitions. Second operand has 7 states, 7 states have (on average 8.285714285714286) internal successors, (58), 3 states have internal predecessors, (58), 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 07:36:30,669 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:36:30,670 INFO L93 Difference]: Finished difference Result 6081 states and 9454 transitions. [2023-11-19 07:36:30,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-19 07:36:30,671 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.285714285714286) internal successors, (58), 3 states have internal predecessors, (58), 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 134 [2023-11-19 07:36:30,671 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:36:30,708 INFO L225 Difference]: With dead ends: 6081 [2023-11-19 07:36:30,709 INFO L226 Difference]: Without dead ends: 4213 [2023-11-19 07:36:30,722 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 07:36:30,724 INFO L413 NwaCegarLoop]: 2382 mSDtfsCounter, 6891 mSDsluCounter, 4300 mSDsCounter, 0 mSdLazyCounter, 3407 mSolverCounterSat, 3772 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7171 SdHoareTripleChecker+Valid, 6682 SdHoareTripleChecker+Invalid, 7179 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3772 IncrementalHoareTripleChecker+Valid, 3407 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.7s IncrementalHoareTripleChecker+Time [2023-11-19 07:36:30,725 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7171 Valid, 6682 Invalid, 7179 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3772 Valid, 3407 Invalid, 0 Unknown, 0 Unchecked, 12.7s Time] [2023-11-19 07:36:30,732 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4213 states. [2023-11-19 07:36:30,955 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4213 to 3861. [2023-11-19 07:36:30,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3861 states, 2828 states have (on average 1.415134370579915) internal successors, (4002), 2946 states have internal predecessors, (4002), 814 states have call successors, (814), 190 states have call predecessors, (814), 218 states have return successors, (1028), 780 states have call predecessors, (1028), 809 states have call successors, (1028) [2023-11-19 07:36:30,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3861 states to 3861 states and 5844 transitions. [2023-11-19 07:36:30,995 INFO L78 Accepts]: Start accepts. Automaton has 3861 states and 5844 transitions. Word has length 134 [2023-11-19 07:36:30,997 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:36:30,998 INFO L495 AbstractCegarLoop]: Abstraction has 3861 states and 5844 transitions. [2023-11-19 07:36:30,998 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.285714285714286) internal successors, (58), 3 states have internal predecessors, (58), 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 07:36:30,998 INFO L276 IsEmpty]: Start isEmpty. Operand 3861 states and 5844 transitions. [2023-11-19 07:36:31,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2023-11-19 07:36:31,004 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:36:31,004 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 07:36:31,005 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-19 07:36:31,005 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:36:31,005 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:36:31,006 INFO L85 PathProgramCache]: Analyzing trace with hash 1626494860, now seen corresponding path program 1 times [2023-11-19 07:36:31,006 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:36:31,006 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1259825235] [2023-11-19 07:36:31,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:36:31,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:36:31,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:31,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-19 07:36:31,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:31,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:36:31,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:31,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 07:36:31,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:31,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-19 07:36:31,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:31,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:36:31,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:31,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 07:36:31,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:31,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-19 07:36:31,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:31,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:36:31,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:31,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 07:36:31,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:31,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-19 07:36:31,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:31,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:36:31,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:31,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 07:36:31,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:31,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2023-11-19 07:36:31,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:31,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:36:31,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:31,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2023-11-19 07:36:31,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:31,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:36:31,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:31,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2023-11-19 07:36:31,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:31,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2023-11-19 07:36:31,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:31,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:36:31,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:31,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2023-11-19 07:36:31,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:31,985 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 07:36:31,986 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:36:31,986 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1259825235] [2023-11-19 07:36:31,986 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1259825235] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:36:31,986 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:36:31,987 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-19 07:36:31,987 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1379992578] [2023-11-19 07:36:31,987 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:36:31,988 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-19 07:36:31,988 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:36:31,989 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-19 07:36:31,989 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2023-11-19 07:36:31,990 INFO L87 Difference]: Start difference. First operand 3861 states and 5844 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)