./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 cf1a7837 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_1a0590e7-0f34-4100-95cb-486a5c5e731c/bin/uautomizer-verify-uTZkv6EMXl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a0590e7-0f34-4100-95cb-486a5c5e731c/bin/uautomizer-verify-uTZkv6EMXl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a0590e7-0f34-4100-95cb-486a5c5e731c/bin/uautomizer-verify-uTZkv6EMXl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a0590e7-0f34-4100-95cb-486a5c5e731c/bin/uautomizer-verify-uTZkv6EMXl/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_1a0590e7-0f34-4100-95cb-486a5c5e731c/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a0590e7-0f34-4100-95cb-486a5c5e731c/bin/uautomizer-verify-uTZkv6EMXl --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-cf1a783 [2023-11-12 02:10:36,824 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 02:10:36,948 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a0590e7-0f34-4100-95cb-486a5c5e731c/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-12 02:10:36,962 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 02:10:36,963 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 02:10:37,013 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 02:10:37,014 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 02:10:37,014 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 02:10:37,017 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 02:10:37,022 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 02:10:37,023 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 02:10:37,024 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 02:10:37,024 INFO L153 SettingsManager]: * Use SBE=true [2023-11-12 02:10:37,026 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 02:10:37,027 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 02:10:37,028 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 02:10:37,028 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 02:10:37,029 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 02:10:37,033 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 02:10:37,033 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 02:10:37,034 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 02:10:37,035 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 02:10:37,035 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 02:10:37,035 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 02:10:37,036 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 02:10:37,036 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:10:37,037 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 02:10:37,037 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 02:10:37,038 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 02:10:37,038 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-12 02:10:37,039 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 02:10:37,040 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-12 02:10:37,040 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 02:10:37,040 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-12 02:10:37,041 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 02:10:37,041 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-12 02:10:37,041 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_1a0590e7-0f34-4100-95cb-486a5c5e731c/bin/uautomizer-verify-uTZkv6EMXl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a0590e7-0f34-4100-95cb-486a5c5e731c/bin/uautomizer-verify-uTZkv6EMXl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6150b3a515973ce4119efed812e463608b94129eea9915abf4784f091ce6f187 [2023-11-12 02:10:37,325 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 02:10:37,348 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 02:10:37,351 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 02:10:37,353 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 02:10:37,354 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 02:10:37,355 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a0590e7-0f34-4100-95cb-486a5c5e731c/bin/uautomizer-verify-uTZkv6EMXl/../../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 [2023-11-12 02:10:40,467 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 02:10:41,178 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 02:10:41,179 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a0590e7-0f34-4100-95cb-486a5c5e731c/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 [2023-11-12 02:10:41,239 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a0590e7-0f34-4100-95cb-486a5c5e731c/bin/uautomizer-verify-uTZkv6EMXl/data/7fcfeebc9/8e09352b580e430da0676d0babf5f509/FLAG1939e412a [2023-11-12 02:10:41,560 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a0590e7-0f34-4100-95cb-486a5c5e731c/bin/uautomizer-verify-uTZkv6EMXl/data/7fcfeebc9/8e09352b580e430da0676d0babf5f509 [2023-11-12 02:10:41,566 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 02:10:41,569 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 02:10:41,573 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 02:10:41,574 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 02:10:41,580 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 02:10:41,581 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:10:41" (1/1) ... [2023-11-12 02:10:41,582 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21215f4b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:41, skipping insertion in model container [2023-11-12 02:10:41,583 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:10:41" (1/1) ... [2023-11-12 02:10:41,732 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 02:10:43,816 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_1a0590e7-0f34-4100-95cb-486a5c5e731c/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] [2023-11-12 02:10:43,875 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:10:43,915 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 02:10:44,017 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] [2023-11-12 02:10:44,309 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_1a0590e7-0f34-4100-95cb-486a5c5e731c/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] [2023-11-12 02:10:44,332 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:10:44,435 WARN L672 CHandler]: The function strncpy is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 02:10:44,443 INFO L206 MainTranslator]: Completed translation [2023-11-12 02:10:44,444 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:44 WrapperNode [2023-11-12 02:10:44,444 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 02:10:44,447 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 02:10:44,447 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 02:10:44,447 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 02:10:44,455 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:44" (1/1) ... [2023-11-12 02:10:44,557 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:44" (1/1) ... [2023-11-12 02:10:44,826 INFO L138 Inliner]: procedures = 258, calls = 1853, calls flagged for inlining = 104, calls inlined = 100, statements flattened = 5311 [2023-11-12 02:10:44,826 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 02:10:44,827 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 02:10:44,827 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 02:10:44,828 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 02:10:44,837 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:44" (1/1) ... [2023-11-12 02:10:44,837 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:44" (1/1) ... [2023-11-12 02:10:44,901 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:44" (1/1) ... [2023-11-12 02:10:44,902 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:44" (1/1) ... [2023-11-12 02:10:45,058 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:44" (1/1) ... [2023-11-12 02:10:45,143 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:44" (1/1) ... [2023-11-12 02:10:45,198 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:44" (1/1) ... [2023-11-12 02:10:45,220 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:44" (1/1) ... [2023-11-12 02:10:45,266 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 02:10:45,267 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 02:10:45,268 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 02:10:45,268 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 02:10:45,269 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:44" (1/1) ... [2023-11-12 02:10:45,275 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:10:45,285 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a0590e7-0f34-4100-95cb-486a5c5e731c/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:10:45,321 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a0590e7-0f34-4100-95cb-486a5c5e731c/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 02:10:45,343 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a0590e7-0f34-4100-95cb-486a5c5e731c/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 02:10:45,365 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2023-11-12 02:10:45,365 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2023-11-12 02:10:45,365 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_fill_bulk_urb_12 [2023-11-12 02:10:45,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_fill_bulk_urb_12 [2023-11-12 02:10:45,366 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-12 02:10:45,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-12 02:10:45,366 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-12 02:10:45,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-12 02:10:45,366 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-12 02:10:45,366 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-12 02:10:45,367 INFO L130 BoogieDeclarations]: Found specification of procedure vub300_delete [2023-11-12 02:10:45,367 INFO L138 BoogieDeclarations]: Found implementation of procedure vub300_delete [2023-11-12 02:10:45,367 INFO L130 BoogieDeclarations]: Found specification of procedure usb_sg_wait [2023-11-12 02:10:45,367 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_sg_wait [2023-11-12 02:10:45,367 INFO L130 BoogieDeclarations]: Found specification of procedure vub300_usb_bulk_msg [2023-11-12 02:10:45,367 INFO L138 BoogieDeclarations]: Found implementation of procedure vub300_usb_bulk_msg [2023-11-12 02:10:45,368 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_urb [2023-11-12 02:10:45,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_urb [2023-11-12 02:10:45,368 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion_timeout [2023-11-12 02:10:45,368 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion_timeout [2023-11-12 02:10:45,368 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-12 02:10:45,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-12 02:10:45,369 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_urb [2023-11-12 02:10:45,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_urb [2023-11-12 02:10:45,369 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2023-11-12 02:10:45,369 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2023-11-12 02:10:45,369 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_signal_sdio_irq [2023-11-12 02:10:45,370 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_signal_sdio_irq [2023-11-12 02:10:45,370 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata_50 [2023-11-12 02:10:45,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata_50 [2023-11-12 02:10:45,370 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-11-12 02:10:45,370 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-11-12 02:10:45,370 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-12 02:10:45,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-12 02:10:45,371 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-12 02:10:45,371 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-12 02:10:45,371 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 02:10:45,371 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 02:10:45,372 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_detect_change [2023-11-12 02:10:45,372 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_detect_change [2023-11-12 02:10:45,372 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2023-11-12 02:10:45,372 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2023-11-12 02:10:45,372 INFO L130 BoogieDeclarations]: Found specification of procedure usb_sg_cancel [2023-11-12 02:10:45,372 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_sg_cancel [2023-11-12 02:10:45,373 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2023-11-12 02:10:45,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2023-11-12 02:10:45,373 INFO L130 BoogieDeclarations]: Found specification of procedure usb_sg_init [2023-11-12 02:10:45,373 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_sg_init [2023-11-12 02:10:45,373 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_29 [2023-11-12 02:10:45,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_29 [2023-11-12 02:10:45,374 INFO L130 BoogieDeclarations]: Found specification of procedure __command_read_data [2023-11-12 02:10:45,374 INFO L138 BoogieDeclarations]: Found implementation of procedure __command_read_data [2023-11-12 02:10:45,374 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 02:10:45,374 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_27 [2023-11-12 02:10:45,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_27 [2023-11-12 02:10:45,375 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-11-12 02:10:45,375 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-11-12 02:10:45,375 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unlink_urb [2023-11-12 02:10:45,375 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unlink_urb [2023-11-12 02:10:45,375 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-12 02:10:45,375 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_13 [2023-11-12 02:10:45,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_13 [2023-11-12 02:10:45,376 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2023-11-12 02:10:45,376 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2023-11-12 02:10:45,376 INFO L130 BoogieDeclarations]: Found specification of procedure irqpoll_out_completed [2023-11-12 02:10:45,376 INFO L138 BoogieDeclarations]: Found implementation of procedure irqpoll_out_completed [2023-11-12 02:10:45,376 INFO L130 BoogieDeclarations]: Found specification of procedure vub300_disconnect [2023-11-12 02:10:45,377 INFO L138 BoogieDeclarations]: Found implementation of procedure vub300_disconnect [2023-11-12 02:10:45,377 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_3 [2023-11-12 02:10:45,377 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_3 [2023-11-12 02:10:45,377 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_15 [2023-11-12 02:10:45,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_15 [2023-11-12 02:10:45,377 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 02:10:45,378 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-12 02:10:45,378 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-12 02:10:45,378 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-12 02:10:45,378 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-12 02:10:45,378 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-12 02:10:45,379 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2023-11-12 02:10:45,379 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2023-11-12 02:10:45,379 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-11-12 02:10:45,379 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-11-12 02:10:45,379 INFO L130 BoogieDeclarations]: Found specification of procedure vub300_enable_sdio_irq [2023-11-12 02:10:45,379 INFO L138 BoogieDeclarations]: Found implementation of procedure vub300_enable_sdio_irq [2023-11-12 02:10:45,380 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2023-11-12 02:10:45,380 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2023-11-12 02:10:45,380 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2023-11-12 02:10:45,380 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2023-11-12 02:10:45,380 INFO L130 BoogieDeclarations]: Found specification of procedure add_offloaded_reg [2023-11-12 02:10:45,380 INFO L138 BoogieDeclarations]: Found implementation of procedure add_offloaded_reg [2023-11-12 02:10:45,381 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2023-11-12 02:10:45,381 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2023-11-12 02:10:45,381 INFO L130 BoogieDeclarations]: Found specification of procedure command_out_completed [2023-11-12 02:10:45,381 INFO L138 BoogieDeclarations]: Found implementation of procedure command_out_completed [2023-11-12 02:10:45,381 INFO L130 BoogieDeclarations]: Found specification of procedure roundup_to_multiple_of_64 [2023-11-12 02:10:45,381 INFO L138 BoogieDeclarations]: Found implementation of procedure roundup_to_multiple_of_64 [2023-11-12 02:10:45,382 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2023-11-12 02:10:45,382 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2023-11-12 02:10:45,382 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-12 02:10:45,382 INFO L130 BoogieDeclarations]: Found specification of procedure vub300_cmndwork_thread [2023-11-12 02:10:45,382 INFO L138 BoogieDeclarations]: Found implementation of procedure vub300_cmndwork_thread [2023-11-12 02:10:45,383 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-12 02:10:45,383 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2023-11-12 02:10:45,383 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2023-11-12 02:10:45,383 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_4 [2023-11-12 02:10:45,383 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_4 [2023-11-12 02:10:45,384 INFO L130 BoogieDeclarations]: Found specification of procedure send_command [2023-11-12 02:10:45,384 INFO L138 BoogieDeclarations]: Found implementation of procedure send_command [2023-11-12 02:10:45,384 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2023-11-12 02:10:45,384 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2023-11-12 02:10:45,384 INFO L130 BoogieDeclarations]: Found specification of procedure __alloc_workqueue_key [2023-11-12 02:10:45,384 INFO L138 BoogieDeclarations]: Found implementation of procedure __alloc_workqueue_key [2023-11-12 02:10:45,385 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-12 02:10:45,385 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2023-11-12 02:10:45,385 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2023-11-12 02:10:45,385 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-12 02:10:45,385 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-12 02:10:45,386 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2023-11-12 02:10:45,386 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2023-11-12 02:10:45,386 INFO L130 BoogieDeclarations]: Found specification of procedure send_irqpoll [2023-11-12 02:10:45,386 INFO L138 BoogieDeclarations]: Found implementation of procedure send_irqpoll [2023-11-12 02:10:45,386 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2023-11-12 02:10:45,386 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2023-11-12 02:10:45,387 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-12 02:10:45,387 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-12 02:10:45,387 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2023-11-12 02:10:45,387 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2023-11-12 02:10:45,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 02:10:45,388 INFO L130 BoogieDeclarations]: Found specification of procedure vub300_response_error [2023-11-12 02:10:45,388 INFO L138 BoogieDeclarations]: Found implementation of procedure vub300_response_error [2023-11-12 02:10:45,388 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_bulk_out [2023-11-12 02:10:45,388 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_bulk_out [2023-11-12 02:10:45,388 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_free_host [2023-11-12 02:10:45,388 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_free_host [2023-11-12 02:10:45,389 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-12 02:10:45,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-12 02:10:45,389 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_32 [2023-11-12 02:10:45,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_32 [2023-11-12 02:10:45,389 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2023-11-12 02:10:45,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2023-11-12 02:10:45,390 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-12 02:10:45,390 INFO L130 BoogieDeclarations]: Found specification of procedure vub300_queue_poll_work [2023-11-12 02:10:45,390 INFO L138 BoogieDeclarations]: Found implementation of procedure vub300_queue_poll_work [2023-11-12 02:10:45,390 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_4 [2023-11-12 02:10:45,390 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_4 [2023-11-12 02:10:45,391 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2023-11-12 02:10:45,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2023-11-12 02:10:45,391 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2023-11-12 02:10:45,391 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2023-11-12 02:10:45,391 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_bulk_in [2023-11-12 02:10:45,391 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_bulk_in [2023-11-12 02:10:45,392 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 02:10:45,392 INFO L130 BoogieDeclarations]: Found specification of procedure sg_copy_to_buffer [2023-11-12 02:10:45,392 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_copy_to_buffer [2023-11-12 02:10:45,392 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_put_9 [2023-11-12 02:10:45,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_put_9 [2023-11-12 02:10:45,393 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-12 02:10:45,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-12 02:10:45,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-12 02:10:45,393 INFO L130 BoogieDeclarations]: Found specification of procedure __download_offload_pseudocode [2023-11-12 02:10:45,393 INFO L138 BoogieDeclarations]: Found implementation of procedure __download_offload_pseudocode [2023-11-12 02:10:45,394 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-12 02:10:45,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-12 02:10:45,394 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_4 [2023-11-12 02:10:45,394 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_4 [2023-11-12 02:10:45,394 INFO L130 BoogieDeclarations]: Found specification of procedure vub300_pollwork_thread [2023-11-12 02:10:45,395 INFO L138 BoogieDeclarations]: Found implementation of procedure vub300_pollwork_thread [2023-11-12 02:10:45,395 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_InterfaceNumber [2023-11-12 02:10:45,395 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_InterfaceNumber [2023-11-12 02:10:45,395 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2023-11-12 02:10:45,395 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2023-11-12 02:10:45,395 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2023-11-12 02:10:45,396 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2023-11-12 02:10:45,396 INFO L130 BoogieDeclarations]: Found specification of procedure __do_poll [2023-11-12 02:10:45,396 INFO L138 BoogieDeclarations]: Found implementation of procedure __do_poll [2023-11-12 02:10:45,396 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_3 [2023-11-12 02:10:45,396 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_3 [2023-11-12 02:10:45,396 INFO L130 BoogieDeclarations]: Found specification of procedure new_system_port_status [2023-11-12 02:10:45,396 INFO L138 BoogieDeclarations]: Found implementation of procedure new_system_port_status [2023-11-12 02:10:45,397 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_request_done [2023-11-12 02:10:45,397 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_request_done [2023-11-12 02:10:45,397 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2023-11-12 02:10:45,397 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2023-11-12 02:10:45,397 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2023-11-12 02:10:45,397 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2023-11-12 02:10:45,398 INFO L130 BoogieDeclarations]: Found specification of procedure __command_write_data [2023-11-12 02:10:45,398 INFO L138 BoogieDeclarations]: Found implementation of procedure __command_write_data [2023-11-12 02:10:45,398 INFO L130 BoogieDeclarations]: Found specification of procedure request_firmware [2023-11-12 02:10:45,398 INFO L138 BoogieDeclarations]: Found implementation of procedure request_firmware [2023-11-12 02:10:45,398 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2023-11-12 02:10:45,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2023-11-12 02:10:45,399 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2023-11-12 02:10:45,399 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata_47 [2023-11-12 02:10:45,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata_47 [2023-11-12 02:10:45,399 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_urb [2023-11-12 02:10:45,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_urb [2023-11-12 02:10:45,399 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2023-11-12 02:10:45,400 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2023-11-12 02:10:45,400 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 02:10:45,400 INFO L130 BoogieDeclarations]: Found specification of procedure usb_string [2023-11-12 02:10:45,400 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_string [2023-11-12 02:10:45,400 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_priv [2023-11-12 02:10:45,400 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_priv [2023-11-12 02:10:45,401 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2023-11-12 02:10:45,401 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2023-11-12 02:10:45,401 INFO L130 BoogieDeclarations]: Found specification of procedure vub300_deadwork_thread [2023-11-12 02:10:45,401 INFO L138 BoogieDeclarations]: Found implementation of procedure vub300_deadwork_thread [2023-11-12 02:10:45,401 INFO L130 BoogieDeclarations]: Found specification of procedure check_vub300_port_status [2023-11-12 02:10:45,401 INFO L138 BoogieDeclarations]: Found implementation of procedure check_vub300_port_status [2023-11-12 02:10:45,402 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2023-11-12 02:10:45,402 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 02:10:45,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 02:10:46,107 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 02:10:46,112 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 02:10:48,582 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-12 02:10:52,899 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 02:10:52,918 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 02:10:52,918 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 02:10:52,923 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:10:52 BoogieIcfgContainer [2023-11-12 02:10:52,923 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 02:10:52,925 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 02:10:52,925 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 02:10:52,929 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 02:10:52,929 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 02:10:41" (1/3) ... [2023-11-12 02:10:52,930 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54ad075f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:10:52, skipping insertion in model container [2023-11-12 02:10:52,930 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:44" (2/3) ... [2023-11-12 02:10:52,931 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54ad075f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:10:52, skipping insertion in model container [2023-11-12 02:10:52,931 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:10:52" (3/3) ... [2023-11-12 02:10:52,932 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 [2023-11-12 02:10:52,952 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 02:10:52,953 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 02:10:53,062 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 02:10:53,072 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;@55f47676, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-12 02:10:53,072 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 02:10:53,084 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) [2023-11-12 02:10:53,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2023-11-12 02:10:53,130 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:10:53,131 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] [2023-11-12 02:10:53,131 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:10:53,136 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:10:53,136 INFO L85 PathProgramCache]: Analyzing trace with hash -1647597650, now seen corresponding path program 1 times [2023-11-12 02:10:53,144 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:10:53,145 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [962122595] [2023-11-12 02:10:53,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:10:53,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:10:53,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:10:53,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-12 02:10:53,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:10:53,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:10:53,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:10:53,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-12 02:10:53,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:10:53,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-12 02:10:53,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:10:53,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:10:53,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:10:53,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-12 02:10:53,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:10:53,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-12 02:10:53,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:10:53,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:10:53,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:10:53,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-12 02:10:53,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:10:53,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-12 02:10:53,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:10:53,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:10:53,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:10:53,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-12 02:10:53,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:10:54,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2023-11-12 02:10:54,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:10:54,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:10:54,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:10:54,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2023-11-12 02:10:54,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:10:54,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:10:54,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:10:54,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2023-11-12 02:10:54,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:10:54,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2023-11-12 02:10:54,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:10:54,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:10:54,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:10:54,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2023-11-12 02:10:54,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:10:54,109 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2023-11-12 02:10:54,110 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:10:54,110 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [962122595] [2023-11-12 02:10:54,111 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [962122595] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:10:54,111 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:10:54,111 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-12 02:10:54,116 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1594122820] [2023-11-12 02:10:54,117 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:10:54,123 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-12 02:10:54,124 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:10:54,157 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-12 02:10:54,160 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2023-11-12 02:10:54,167 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) [2023-11-12 02:11:08,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:11:08,781 INFO L93 Difference]: Finished difference Result 4038 states and 6159 transitions. [2023-11-12 02:11:08,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-12 02:11:08,787 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 [2023-11-12 02:11:08,787 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:11:08,841 INFO L225 Difference]: With dead ends: 4038 [2023-11-12 02:11:08,841 INFO L226 Difference]: Without dead ends: 2120 [2023-11-12 02:11:08,865 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 [2023-11-12 02:11:08,869 INFO L413 NwaCegarLoop]: 2038 mSDtfsCounter, 1666 mSDsluCounter, 4008 mSDsCounter, 0 mSdLazyCounter, 3783 mSolverCounterSat, 1118 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1754 SdHoareTripleChecker+Valid, 6046 SdHoareTripleChecker+Invalid, 4901 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1118 IncrementalHoareTripleChecker+Valid, 3783 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.0s IncrementalHoareTripleChecker+Time [2023-11-12 02:11:08,870 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1754 Valid, 6046 Invalid, 4901 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1118 Valid, 3783 Invalid, 0 Unknown, 0 Unchecked, 14.0s Time] [2023-11-12 02:11:08,899 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2120 states. [2023-11-12 02:11:09,118 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2120 to 1891. [2023-11-12 02:11:09,124 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) [2023-11-12 02:11:09,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1891 states to 1891 states and 2780 transitions. [2023-11-12 02:11:09,148 INFO L78 Accepts]: Start accepts. Automaton has 1891 states and 2780 transitions. Word has length 134 [2023-11-12 02:11:09,149 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:11:09,149 INFO L495 AbstractCegarLoop]: Abstraction has 1891 states and 2780 transitions. [2023-11-12 02:11:09,150 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) [2023-11-12 02:11:09,150 INFO L276 IsEmpty]: Start isEmpty. Operand 1891 states and 2780 transitions. [2023-11-12 02:11:09,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2023-11-12 02:11:09,159 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:11:09,160 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] [2023-11-12 02:11:09,160 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-12 02:11:09,160 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:11:09,161 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:11:09,161 INFO L85 PathProgramCache]: Analyzing trace with hash 1160865206, now seen corresponding path program 1 times [2023-11-12 02:11:09,161 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:11:09,162 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1444478709] [2023-11-12 02:11:09,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:11:09,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:11:09,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:11:09,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-12 02:11:09,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:11:10,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:11:10,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:11:10,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-12 02:11:10,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:11:10,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-12 02:11:10,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:11:10,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:11:10,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:11:10,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-12 02:11:10,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:11:10,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-12 02:11:10,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:11:10,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:11:10,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:11:10,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-12 02:11:10,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:11:10,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-12 02:11:10,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:11:10,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:11:10,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:11:10,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-12 02:11:10,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:11:10,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2023-11-12 02:11:10,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:11:10,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:11:10,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:11:10,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2023-11-12 02:11:10,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:11:10,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:11:10,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:11:10,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2023-11-12 02:11:10,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:11:10,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2023-11-12 02:11:10,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:11:10,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:11:10,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:11:10,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2023-11-12 02:11:10,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:11:10,299 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2023-11-12 02:11:10,299 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:11:10,300 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1444478709] [2023-11-12 02:11:10,300 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1444478709] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:11:10,300 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:11:10,300 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-12 02:11:10,301 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2015546739] [2023-11-12 02:11:10,301 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:11:10,303 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-12 02:11:10,304 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:11:10,305 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-12 02:11:10,305 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2023-11-12 02:11:10,305 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) [2023-11-12 02:11:14,725 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-12 02:11:25,169 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:11:25,169 INFO L93 Difference]: Finished difference Result 6081 states and 9454 transitions. [2023-11-12 02:11:25,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-12 02:11:25,170 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 [2023-11-12 02:11:25,171 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:11:25,214 INFO L225 Difference]: With dead ends: 6081 [2023-11-12 02:11:25,214 INFO L226 Difference]: Without dead ends: 4213 [2023-11-12 02:11:25,229 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 [2023-11-12 02:11:25,231 INFO L413 NwaCegarLoop]: 2373 mSDtfsCounter, 6904 mSDsluCounter, 4298 mSDsCounter, 0 mSdLazyCounter, 3391 mSolverCounterSat, 3776 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7186 SdHoareTripleChecker+Valid, 6671 SdHoareTripleChecker+Invalid, 7167 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3776 IncrementalHoareTripleChecker+Valid, 3391 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.1s IncrementalHoareTripleChecker+Time [2023-11-12 02:11:25,231 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7186 Valid, 6671 Invalid, 7167 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3776 Valid, 3391 Invalid, 0 Unknown, 0 Unchecked, 14.1s Time] [2023-11-12 02:11:25,239 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4213 states. [2023-11-12 02:11:25,445 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4213 to 3861. [2023-11-12 02:11:25,454 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) [2023-11-12 02:11:25,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3861 states to 3861 states and 5844 transitions. [2023-11-12 02:11:25,487 INFO L78 Accepts]: Start accepts. Automaton has 3861 states and 5844 transitions. Word has length 134 [2023-11-12 02:11:25,489 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:11:25,489 INFO L495 AbstractCegarLoop]: Abstraction has 3861 states and 5844 transitions. [2023-11-12 02:11:25,489 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) [2023-11-12 02:11:25,490 INFO L276 IsEmpty]: Start isEmpty. Operand 3861 states and 5844 transitions. [2023-11-12 02:11:25,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2023-11-12 02:11:25,498 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:11:25,498 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] [2023-11-12 02:11:25,498 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-12 02:11:25,499 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:11:25,499 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:11:25,499 INFO L85 PathProgramCache]: Analyzing trace with hash 1626494860, now seen corresponding path program 1 times [2023-11-12 02:11:25,501 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:11:25,501 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [87871299] [2023-11-12 02:11:25,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:11:25,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:11:25,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat