./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--media--usb--ttusb-dec--ttusb_dec.ko-ldv_main0.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4fc63b2a 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_6a8bb1ab-9983-4917-9b95-485b267bf231/bin/uautomizer-verify-4GaUIPS5ZU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8bb1ab-9983-4917-9b95-485b267bf231/bin/uautomizer-verify-4GaUIPS5ZU/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8bb1ab-9983-4917-9b95-485b267bf231/bin/uautomizer-verify-4GaUIPS5ZU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8bb1ab-9983-4917-9b95-485b267bf231/bin/uautomizer-verify-4GaUIPS5ZU/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--media--usb--ttusb-dec--ttusb_dec.ko-ldv_main0.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8bb1ab-9983-4917-9b95-485b267bf231/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8bb1ab-9983-4917-9b95-485b267bf231/bin/uautomizer-verify-4GaUIPS5ZU --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 106df4f5c2a241158f9b42d6bacea5fef4152f7015c080096ac6f687357e10b4 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-10-31 21:56:14,535 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-31 21:56:14,635 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8bb1ab-9983-4917-9b95-485b267bf231/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-10-31 21:56:14,641 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-31 21:56:14,644 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-31 21:56:14,683 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-31 21:56:14,685 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-31 21:56:14,686 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-31 21:56:14,687 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-31 21:56:14,688 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-31 21:56:14,688 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-31 21:56:14,689 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-31 21:56:14,689 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-31 21:56:14,690 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-31 21:56:14,692 INFO L153 SettingsManager]: * Use SBE=true [2024-10-31 21:56:14,692 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-31 21:56:14,693 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-31 21:56:14,693 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-31 21:56:14,693 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-31 21:56:14,694 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-31 21:56:14,694 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-31 21:56:14,698 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-31 21:56:14,698 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-31 21:56:14,698 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-31 21:56:14,699 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-31 21:56:14,699 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-31 21:56:14,699 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-31 21:56:14,699 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-31 21:56:14,700 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-31 21:56:14,700 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 21:56:14,700 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-31 21:56:14,700 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-31 21:56:14,701 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-31 21:56:14,701 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-31 21:56:14,702 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-31 21:56:14,702 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-31 21:56:14,703 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-31 21:56:14,703 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-31 21:56:14,704 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-31 21:56:14,704 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_6a8bb1ab-9983-4917-9b95-485b267bf231/bin/uautomizer-verify-4GaUIPS5ZU/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8bb1ab-9983-4917-9b95-485b267bf231/bin/uautomizer-verify-4GaUIPS5ZU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 106df4f5c2a241158f9b42d6bacea5fef4152f7015c080096ac6f687357e10b4 [2024-10-31 21:56:15,010 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-31 21:56:15,039 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-31 21:56:15,043 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-31 21:56:15,044 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-31 21:56:15,045 INFO L274 PluginConnector]: CDTParser initialized [2024-10-31 21:56:15,046 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8bb1ab-9983-4917-9b95-485b267bf231/bin/uautomizer-verify-4GaUIPS5ZU/../../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--media--usb--ttusb-dec--ttusb_dec.ko-ldv_main0.cil.out.i Unable to find full path for "g++" [2024-10-31 21:56:17,147 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-31 21:56:17,718 INFO L384 CDTParser]: Found 1 translation units. [2024-10-31 21:56:17,720 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8bb1ab-9983-4917-9b95-485b267bf231/sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--media--usb--ttusb-dec--ttusb_dec.ko-ldv_main0.cil.out.i [2024-10-31 21:56:17,765 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8bb1ab-9983-4917-9b95-485b267bf231/bin/uautomizer-verify-4GaUIPS5ZU/data/8b3da6cfd/9ab8fa4b9bb349a09f12858fe4424069/FLAG6b47df5be [2024-10-31 21:56:17,782 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8bb1ab-9983-4917-9b95-485b267bf231/bin/uautomizer-verify-4GaUIPS5ZU/data/8b3da6cfd/9ab8fa4b9bb349a09f12858fe4424069 [2024-10-31 21:56:17,784 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-31 21:56:17,785 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-31 21:56:17,787 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-31 21:56:17,787 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-31 21:56:17,793 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-31 21:56:17,796 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 09:56:17" (1/1) ... [2024-10-31 21:56:17,797 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67267276 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:56:17, skipping insertion in model container [2024-10-31 21:56:17,797 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 09:56:17" (1/1) ... [2024-10-31 21:56:17,939 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-31 21:56:19,805 WARN L251 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_6a8bb1ab-9983-4917-9b95-485b267bf231/sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--media--usb--ttusb-dec--ttusb_dec.ko-ldv_main0.cil.out.i[247200,247213] [2024-10-31 21:56:19,904 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 21:56:19,927 INFO L200 MainTranslator]: Completed pre-run [2024-10-31 21:56:20,094 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; bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [6103] [2024-10-31 21:56:20,096 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; bts %2,%1\n\tsbb %0,%0": "=r" (oldbit), "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [6111-6112] [2024-10-31 21:56:20,097 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bswapl %0": "=r" (val): "0" (val)); [6119] [2024-10-31 21:56:20,100 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/work/ldvuser/exper_fp/inst/current/envs/linux-3.10-rc1.tar/linux-3.10-rc1/arch/x86/include/asm/paravirt.h"), "i" (824), "i" (12UL)); [6179-6180] [2024-10-31 21:56:20,100 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("771:\n\tcall *%c2;\n772:\n.pushsection .parainstructions,\"a\"\n .balign 8 \n .quad 771b\n .byte %c1\n .byte 772b-771b\n .short %c3\n.popsection\n": "=a" (__eax): [paravirt_typenum] "i" (44UL), [paravirt_opptr] "i" (& pv_irq_ops.save_fl.func), [paravirt_clobber] "i" (1): "memory", "cc"); [6185-6187] [2024-10-31 21:56:20,301 WARN L251 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_6a8bb1ab-9983-4917-9b95-485b267bf231/sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--media--usb--ttusb-dec--ttusb_dec.ko-ldv_main0.cil.out.i[247200,247213] [2024-10-31 21:56:20,320 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 21:56:20,380 INFO L204 MainTranslator]: Completed translation [2024-10-31 21:56:20,381 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:56:20 WrapperNode [2024-10-31 21:56:20,381 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-31 21:56:20,382 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-31 21:56:20,383 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-31 21:56:20,383 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-31 21:56:20,391 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:56:20" (1/1) ... [2024-10-31 21:56:20,499 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:56:20" (1/1) ... [2024-10-31 21:56:20,611 INFO L138 Inliner]: procedures = 216, calls = 1507, calls flagged for inlining = 108, calls inlined = 97, statements flattened = 3479 [2024-10-31 21:56:20,611 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-31 21:56:20,612 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-31 21:56:20,612 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-31 21:56:20,612 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-31 21:56:20,624 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:56:20" (1/1) ... [2024-10-31 21:56:20,624 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:56:20" (1/1) ... [2024-10-31 21:56:20,649 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:56:20" (1/1) ... [2024-10-31 21:56:21,280 INFO L175 MemorySlicer]: Split 587 memory accesses to 18 slices as follows [2, 110, 5, 3, 1, 1, 5, 2, 415, 8, 8, 3, 1, 8, 2, 8, 1, 4]. 71 percent of accesses are in the largest equivalence class. The 129 initializations are split as follows [2, 110, 0, 0, 0, 0, 0, 0, 0, 0, 8, 0, 1, 8, 0, 0, 0, 0]. The 239 writes are split as follows [0, 0, 0, 2, 0, 0, 0, 0, 231, 1, 0, 1, 0, 0, 0, 2, 0, 2]. [2024-10-31 21:56:21,280 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:56:20" (1/1) ... [2024-10-31 21:56:21,281 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:56:20" (1/1) ... [2024-10-31 21:56:21,416 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:56:20" (1/1) ... [2024-10-31 21:56:21,448 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:56:20" (1/1) ... [2024-10-31 21:56:21,510 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:56:20" (1/1) ... [2024-10-31 21:56:21,537 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:56:20" (1/1) ... [2024-10-31 21:56:21,576 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-31 21:56:21,578 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-31 21:56:21,578 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-31 21:56:21,578 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-31 21:56:21,580 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:56:20" (1/1) ... [2024-10-31 21:56:21,586 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 21:56:21,598 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8bb1ab-9983-4917-9b95-485b267bf231/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:56:21,615 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8bb1ab-9983-4917-9b95-485b267bf231/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-31 21:56:21,618 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8bb1ab-9983-4917-9b95-485b267bf231/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-31 21:56:21,648 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2024-10-31 21:56:21,648 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2024-10-31 21:56:21,648 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_free_iso_urbs [2024-10-31 21:56:21,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_free_iso_urbs [2024-10-31 21:56:21,650 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2024-10-31 21:56:21,650 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2024-10-31 21:56:21,650 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-10-31 21:56:21,650 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-10-31 21:56:21,651 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-10-31 21:56:21,651 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-10-31 21:56:21,651 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-10-31 21:56:21,651 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-10-31 21:56:21,651 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-10-31 21:56:21,651 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-10-31 21:56:21,651 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-10-31 21:56:21,652 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-10-31 21:56:21,652 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-10-31 21:56:21,652 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-10-31 21:56:21,652 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-10-31 21:56:21,652 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2024-10-31 21:56:21,652 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2024-10-31 21:56:21,652 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2024-10-31 21:56:21,652 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2024-10-31 21:56:21,653 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2024-10-31 21:56:21,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-10-31 21:56:21,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-10-31 21:56:21,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-10-31 21:56:21,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-10-31 21:56:21,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-10-31 21:56:21,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-10-31 21:56:21,654 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-10-31 21:56:21,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-10-31 21:56:21,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-10-31 21:56:21,656 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-10-31 21:56:21,656 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-10-31 21:56:21,656 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-10-31 21:56:21,656 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-10-31 21:56:21,656 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-10-31 21:56:21,657 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-10-31 21:56:21,657 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-10-31 21:56:21,657 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-10-31 21:56:21,657 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-10-31 21:56:21,657 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_interface [2024-10-31 21:56:21,657 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_interface [2024-10-31 21:56:21,658 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_unregister_adapter [2024-10-31 21:56:21,658 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_unregister_adapter [2024-10-31 21:56:21,658 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-10-31 21:56:21,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-10-31 21:56:21,658 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_iso_mutex_of_ttusb_dec [2024-10-31 21:56:21,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_iso_mutex_of_ttusb_dec [2024-10-31 21:56:21,659 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_start_iso_xfer [2024-10-31 21:56:21,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_start_iso_xfer [2024-10-31 21:56:21,659 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-10-31 21:56:21,659 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-10-31 21:56:21,659 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-10-31 21:56:21,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-10-31 21:56:21,660 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_usb_mutex_of_ttusb_dec [2024-10-31 21:56:21,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_usb_mutex_of_ttusb_dec [2024-10-31 21:56:21,661 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmx_release [2024-10-31 21:56:21,661 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmx_release [2024-10-31 21:56:21,662 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2024-10-31 21:56:21,662 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2024-10-31 21:56:21,662 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-31 21:56:21,663 INFO L130 BoogieDeclarations]: Found specification of procedure input_event [2024-10-31 21:56:21,663 INFO L138 BoogieDeclarations]: Found implementation of procedure input_event [2024-10-31 21:56:21,663 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2024-10-31 21:56:21,663 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2024-10-31 21:56:21,663 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-10-31 21:56:21,664 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-10-31 21:56:21,664 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-10-31 21:56:21,665 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-10-31 21:56:21,665 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-10-31 21:56:21,665 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-10-31 21:56:21,666 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-10-31 21:56:21,666 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-10-31 21:56:21,666 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-10-31 21:56:21,666 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-10-31 21:56:21,666 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-10-31 21:56:21,667 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-10-31 21:56:21,667 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-10-31 21:56:21,667 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-10-31 21:56:21,667 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-10-31 21:56:21,667 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-10-31 21:56:21,667 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-10-31 21:56:21,667 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-10-31 21:56:21,667 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2024-10-31 21:56:21,668 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2024-10-31 21:56:21,668 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible [2024-10-31 21:56:21,668 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible [2024-10-31 21:56:21,668 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-31 21:56:21,668 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-10-31 21:56:21,668 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-10-31 21:56:21,668 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-10-31 21:56:21,668 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-10-31 21:56:21,668 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-10-31 21:56:21,670 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-10-31 21:56:21,671 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-10-31 21:56:21,671 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-10-31 21:56:21,671 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-10-31 21:56:21,671 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-10-31 21:56:21,671 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-10-31 21:56:21,671 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-10-31 21:56:21,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-10-31 21:56:21,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-10-31 21:56:21,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-10-31 21:56:21,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-10-31 21:56:21,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-10-31 21:56:21,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2024-10-31 21:56:21,673 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-10-31 21:56:21,673 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-10-31 21:56:21,674 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2024-10-31 21:56:21,674 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2024-10-31 21:56:21,674 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2024-10-31 21:56:21,674 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2024-10-31 21:56:21,674 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2024-10-31 21:56:21,674 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2024-10-31 21:56:21,674 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2024-10-31 21:56:21,674 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2024-10-31 21:56:21,675 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2024-10-31 21:56:21,676 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2024-10-31 21:56:21,676 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2024-10-31 21:56:21,676 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2024-10-31 21:56:21,676 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2024-10-31 21:56:21,676 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2024-10-31 21:56:21,676 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_set_model [2024-10-31 21:56:21,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_set_model [2024-10-31 21:56:21,677 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2024-10-31 21:56:21,677 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2024-10-31 21:56:21,677 INFO L130 BoogieDeclarations]: Found specification of procedure input_report_key [2024-10-31 21:56:21,677 INFO L138 BoogieDeclarations]: Found implementation of procedure input_report_key [2024-10-31 21:56:21,677 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_stop_iso_xfer [2024-10-31 21:56:21,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_stop_iso_xfer [2024-10-31 21:56:21,678 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2024-10-31 21:56:21,678 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2024-10-31 21:56:21,679 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_filter_pes2ts_init [2024-10-31 21:56:21,679 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_filter_pes2ts_init [2024-10-31 21:56:21,679 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-10-31 21:56:21,679 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-10-31 21:56:21,679 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-10-31 21:56:21,680 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-10-31 21:56:21,680 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-10-31 21:56:21,680 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-10-31 21:56:21,680 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-10-31 21:56:21,680 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-10-31 21:56:21,680 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-10-31 21:56:21,681 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-10-31 21:56:21,681 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-10-31 21:56:21,681 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-10-31 21:56:21,681 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-10-31 21:56:21,681 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2024-10-31 21:56:21,681 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2024-10-31 21:56:21,681 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2024-10-31 21:56:21,681 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2024-10-31 21:56:21,682 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2024-10-31 21:56:21,682 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2024-10-31 21:56:21,682 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2024-10-31 21:56:21,682 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2024-10-31 21:56:21,682 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2024-10-31 21:56:21,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-10-31 21:56:21,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-10-31 21:56:21,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-10-31 21:56:21,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-10-31 21:56:21,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-10-31 21:56:21,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-10-31 21:56:21,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-10-31 21:56:21,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-10-31 21:56:21,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-10-31 21:56:21,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-10-31 21:56:21,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-10-31 21:56:21,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-10-31 21:56:21,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-10-31 21:56:21,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-10-31 21:56:21,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-10-31 21:56:21,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-10-31 21:56:21,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-10-31 21:56:21,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-10-31 21:56:21,685 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~X~$Pointer$~X~int~TO~int [2024-10-31 21:56:21,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~X~$Pointer$~X~int~TO~int [2024-10-31 21:56:21,685 INFO L130 BoogieDeclarations]: Found specification of procedure usb_bulk_msg [2024-10-31 21:56:21,685 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_bulk_msg [2024-10-31 21:56:21,685 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-31 21:56:21,685 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-31 21:56:21,685 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-31 21:56:21,686 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-10-31 21:56:21,686 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-10-31 21:56:21,686 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-10-31 21:56:21,686 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-10-31 21:56:21,686 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-10-31 21:56:21,686 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-10-31 21:56:21,686 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-10-31 21:56:21,686 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-10-31 21:56:21,687 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-10-31 21:56:21,687 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-10-31 21:56:21,687 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-10-31 21:56:21,687 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-10-31 21:56:21,687 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-10-31 21:56:21,687 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-10-31 21:56:21,687 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-10-31 21:56:21,688 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-10-31 21:56:21,688 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-10-31 21:56:21,688 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-10-31 21:56:21,688 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-10-31 21:56:21,688 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-10-31 21:56:21,688 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-10-31 21:56:21,688 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-10-31 21:56:21,688 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-10-31 21:56:21,689 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2024-10-31 21:56:21,689 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2024-10-31 21:56:21,689 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2024-10-31 21:56:21,689 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2024-10-31 21:56:21,689 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2024-10-31 21:56:21,689 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2024-10-31 21:56:21,689 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#14 [2024-10-31 21:56:21,690 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#15 [2024-10-31 21:56:21,690 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#16 [2024-10-31 21:56:21,690 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#17 [2024-10-31 21:56:21,690 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-10-31 21:56:21,690 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-10-31 21:56:21,690 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-10-31 21:56:21,690 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-10-31 21:56:21,690 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-10-31 21:56:21,691 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-10-31 21:56:21,691 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-10-31 21:56:21,691 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-10-31 21:56:21,691 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2024-10-31 21:56:21,691 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2024-10-31 21:56:21,691 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2024-10-31 21:56:21,691 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2024-10-31 21:56:21,692 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2024-10-31 21:56:21,692 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2024-10-31 21:56:21,692 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#14 [2024-10-31 21:56:21,692 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#15 [2024-10-31 21:56:21,692 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#16 [2024-10-31 21:56:21,692 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#17 [2024-10-31 21:56:21,692 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2024-10-31 21:56:21,692 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2024-10-31 21:56:21,693 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2024-10-31 21:56:21,693 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2024-10-31 21:56:21,693 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-10-31 21:56:21,693 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-10-31 21:56:21,693 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2024-10-31 21:56:21,693 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2024-10-31 21:56:21,693 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_send_command [2024-10-31 21:56:21,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_send_command [2024-10-31 21:56:21,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-31 21:56:21,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-31 21:56:21,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-31 21:56:21,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-10-31 21:56:21,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-10-31 21:56:21,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-10-31 21:56:21,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-10-31 21:56:21,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-10-31 21:56:21,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-10-31 21:56:21,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-10-31 21:56:21,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-10-31 21:56:21,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-10-31 21:56:21,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-10-31 21:56:21,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-10-31 21:56:21,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-10-31 21:56:21,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-10-31 21:56:21,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-10-31 21:56:21,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-10-31 21:56:21,696 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_setup_urbs [2024-10-31 21:56:21,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_setup_urbs [2024-10-31 21:56:21,696 INFO L130 BoogieDeclarations]: Found specification of procedure input_sync [2024-10-31 21:56:21,696 INFO L138 BoogieDeclarations]: Found implementation of procedure input_sync [2024-10-31 21:56:21,696 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-10-31 21:56:21,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-10-31 21:56:21,696 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_set_pids [2024-10-31 21:56:21,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_set_pids [2024-10-31 21:56:21,697 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_exit_usb [2024-10-31 21:56:21,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_exit_usb [2024-10-31 21:56:21,697 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-31 21:56:21,697 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-31 21:56:21,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-31 21:56:21,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-31 21:56:21,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-10-31 21:56:21,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-10-31 21:56:21,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-10-31 21:56:21,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-10-31 21:56:21,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-10-31 21:56:21,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-10-31 21:56:21,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-10-31 21:56:21,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-10-31 21:56:21,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-10-31 21:56:21,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-10-31 21:56:21,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-10-31 21:56:21,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-10-31 21:56:21,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-10-31 21:56:21,702 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-10-31 21:56:21,702 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-10-31 21:56:21,702 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-10-31 21:56:21,702 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_iso_mutex_of_ttusb_dec [2024-10-31 21:56:21,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_iso_mutex_of_ttusb_dec [2024-10-31 21:56:21,703 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-10-31 21:56:21,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-10-31 21:56:21,703 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2024-10-31 21:56:21,703 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2024-10-31 21:56:21,703 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmxdev_release [2024-10-31 21:56:21,703 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmxdev_release [2024-10-31 21:56:21,703 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-10-31 21:56:21,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-10-31 21:56:21,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-31 21:56:21,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-31 21:56:21,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-31 21:56:21,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-10-31 21:56:21,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-10-31 21:56:21,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-10-31 21:56:21,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-10-31 21:56:21,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-10-31 21:56:21,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-10-31 21:56:21,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-10-31 21:56:21,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-10-31 21:56:21,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-10-31 21:56:21,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-10-31 21:56:21,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-10-31 21:56:21,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-10-31 21:56:21,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-10-31 21:56:21,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-10-31 21:56:21,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-10-31 21:56:21,706 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-31 21:56:21,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-31 21:56:22,603 INFO L238 CfgBuilder]: Building ICFG [2024-10-31 21:56:22,607 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-31 21:56:36,688 INFO L? ?]: Removed 1629 outVars from TransFormulas that were not future-live. [2024-10-31 21:56:36,689 INFO L287 CfgBuilder]: Performing block encoding [2024-10-31 21:56:36,741 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-31 21:56:36,742 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-31 21:56:36,742 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 09:56:36 BoogieIcfgContainer [2024-10-31 21:56:36,742 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-31 21:56:36,746 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-31 21:56:36,746 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-31 21:56:36,751 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-31 21:56:36,752 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.10 09:56:17" (1/3) ... [2024-10-31 21:56:36,753 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2844b7d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 09:56:36, skipping insertion in model container [2024-10-31 21:56:36,753 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:56:20" (2/3) ... [2024-10-31 21:56:36,754 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2844b7d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 09:56:36, skipping insertion in model container [2024-10-31 21:56:36,754 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 09:56:36" (3/3) ... [2024-10-31 21:56:36,756 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.8-rc1-32_7a-drivers--media--usb--ttusb-dec--ttusb_dec.ko-ldv_main0.cil.out.i [2024-10-31 21:56:36,775 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-31 21:56:36,776 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-31 21:56:36,891 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-31 21:56:36,899 INFO L333 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, 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;@19326dec, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-31 21:56:36,900 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-31 21:56:36,912 INFO L276 IsEmpty]: Start isEmpty. Operand has 1148 states, 824 states have (on average 1.3143203883495145) internal successors, (1083), 844 states have internal predecessors, (1083), 271 states have call successors, (271), 51 states have call predecessors, (271), 51 states have return successors, (271), 265 states have call predecessors, (271), 271 states have call successors, (271) [2024-10-31 21:56:36,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-10-31 21:56:36,920 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 21:56:36,920 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 21:56:36,921 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-31 21:56:36,929 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:56:36,929 INFO L85 PathProgramCache]: Analyzing trace with hash -1718190979, now seen corresponding path program 1 times [2024-10-31 21:56:36,940 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 21:56:36,940 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1660019774] [2024-10-31 21:56:36,941 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:56:36,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 21:56:37,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:56:37,863 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 21:56:37,863 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 21:56:37,864 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1660019774] [2024-10-31 21:56:37,864 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1660019774] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 21:56:37,865 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 21:56:37,865 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-31 21:56:37,869 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [702558611] [2024-10-31 21:56:37,869 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 21:56:37,874 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 21:56:37,874 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 21:56:37,902 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 21:56:37,903 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 21:56:37,909 INFO L87 Difference]: Start difference. First operand has 1148 states, 824 states have (on average 1.3143203883495145) internal successors, (1083), 844 states have internal predecessors, (1083), 271 states have call successors, (271), 51 states have call predecessors, (271), 51 states have return successors, (271), 265 states have call predecessors, (271), 271 states have call successors, (271) Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 21:56:40,748 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.82s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-31 21:56:41,099 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 21:56:41,100 INFO L93 Difference]: Finished difference Result 3411 states and 4927 transitions. [2024-10-31 21:56:41,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 21:56:41,103 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 9 [2024-10-31 21:56:41,103 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-31 21:56:41,144 INFO L225 Difference]: With dead ends: 3411 [2024-10-31 21:56:41,145 INFO L226 Difference]: Without dead ends: 2260 [2024-10-31 21:56:41,162 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 21:56:41,168 INFO L432 NwaCegarLoop]: 1701 mSDtfsCounter, 1601 mSDsluCounter, 1570 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1601 SdHoareTripleChecker+Valid, 3271 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2024-10-31 21:56:41,169 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1601 Valid, 3271 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2024-10-31 21:56:41,197 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2260 states. [2024-10-31 21:56:41,462 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2260 to 2255. [2024-10-31 21:56:41,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2255 states, 1624 states have (on average 1.3029556650246306) internal successors, (2116), 1655 states have internal predecessors, (2116), 531 states have call successors, (531), 101 states have call predecessors, (531), 99 states have return successors, (532), 508 states have call predecessors, (532), 520 states have call successors, (532) [2024-10-31 21:56:41,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2255 states to 2255 states and 3179 transitions. [2024-10-31 21:56:41,495 INFO L78 Accepts]: Start accepts. Automaton has 2255 states and 3179 transitions. Word has length 9 [2024-10-31 21:56:41,496 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-31 21:56:41,496 INFO L471 AbstractCegarLoop]: Abstraction has 2255 states and 3179 transitions. [2024-10-31 21:56:41,496 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 21:56:41,497 INFO L276 IsEmpty]: Start isEmpty. Operand 2255 states and 3179 transitions. [2024-10-31 21:56:41,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-10-31 21:56:41,497 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 21:56:41,498 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 21:56:41,498 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-31 21:56:41,498 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-31 21:56:41,499 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:56:41,499 INFO L85 PathProgramCache]: Analyzing trace with hash -1724816693, now seen corresponding path program 1 times [2024-10-31 21:56:41,499 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 21:56:41,500 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [75343033] [2024-10-31 21:56:41,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:56:41,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 21:56:41,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:56:42,014 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 21:56:42,016 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 21:56:42,016 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [75343033] [2024-10-31 21:56:42,017 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [75343033] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 21:56:42,017 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 21:56:42,017 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-31 21:56:42,018 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1931994883] [2024-10-31 21:56:42,019 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 21:56:42,021 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 21:56:42,021 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 21:56:42,022 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 21:56:42,022 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 21:56:42,022 INFO L87 Difference]: Start difference. First operand 2255 states and 3179 transitions. Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 21:56:44,555 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.53s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-31 21:56:44,728 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 21:56:44,729 INFO L93 Difference]: Finished difference Result 2257 states and 3180 transitions. [2024-10-31 21:56:44,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 21:56:44,729 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 10 [2024-10-31 21:56:44,730 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-31 21:56:44,743 INFO L225 Difference]: With dead ends: 2257 [2024-10-31 21:56:44,743 INFO L226 Difference]: Without dead ends: 2254 [2024-10-31 21:56:44,744 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 21:56:44,746 INFO L432 NwaCegarLoop]: 1599 mSDtfsCounter, 1593 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1593 SdHoareTripleChecker+Valid, 1599 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2024-10-31 21:56:44,747 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1593 Valid, 1599 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2024-10-31 21:56:44,753 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2254 states. [2024-10-31 21:56:44,859 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2254 to 2254. [2024-10-31 21:56:44,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2254 states, 1624 states have (on average 1.3023399014778325) internal successors, (2115), 1654 states have internal predecessors, (2115), 530 states have call successors, (530), 101 states have call predecessors, (530), 99 states have return successors, (532), 508 states have call predecessors, (532), 520 states have call successors, (532) [2024-10-31 21:56:44,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2254 states to 2254 states and 3177 transitions. [2024-10-31 21:56:44,884 INFO L78 Accepts]: Start accepts. Automaton has 2254 states and 3177 transitions. Word has length 10 [2024-10-31 21:56:44,884 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-31 21:56:44,885 INFO L471 AbstractCegarLoop]: Abstraction has 2254 states and 3177 transitions. [2024-10-31 21:56:44,885 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 21:56:44,885 INFO L276 IsEmpty]: Start isEmpty. Operand 2254 states and 3177 transitions. [2024-10-31 21:56:44,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-10-31 21:56:44,885 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 21:56:44,886 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 21:56:44,886 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-31 21:56:44,886 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-31 21:56:44,890 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:56:44,890 INFO L85 PathProgramCache]: Analyzing trace with hash -1930208960, now seen corresponding path program 1 times [2024-10-31 21:56:44,890 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 21:56:44,890 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [892721298] [2024-10-31 21:56:44,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:56:44,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 21:56:45,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:56:45,405 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 21:56:45,405 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 21:56:45,406 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [892721298] [2024-10-31 21:56:45,409 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [892721298] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 21:56:45,409 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 21:56:45,410 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-31 21:56:45,410 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1948907547] [2024-10-31 21:56:45,410 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 21:56:45,411 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 21:56:45,411 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 21:56:45,412 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 21:56:45,412 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 21:56:45,412 INFO L87 Difference]: Start difference. First operand 2254 states and 3177 transitions. Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 21:56:48,575 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-31 21:56:48,756 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 21:56:48,757 INFO L93 Difference]: Finished difference Result 2256 states and 3178 transitions. [2024-10-31 21:56:48,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 21:56:48,757 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2024-10-31 21:56:48,758 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-31 21:56:48,773 INFO L225 Difference]: With dead ends: 2256 [2024-10-31 21:56:48,774 INFO L226 Difference]: Without dead ends: 2253 [2024-10-31 21:56:48,776 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 21:56:48,777 INFO L432 NwaCegarLoop]: 1597 mSDtfsCounter, 1590 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1590 SdHoareTripleChecker+Valid, 1597 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2024-10-31 21:56:48,778 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1590 Valid, 1597 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 3.2s Time] [2024-10-31 21:56:48,782 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2253 states. [2024-10-31 21:56:48,960 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2253 to 2253. [2024-10-31 21:56:48,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2253 states, 1624 states have (on average 1.3017241379310345) internal successors, (2114), 1653 states have internal predecessors, (2114), 529 states have call successors, (529), 101 states have call predecessors, (529), 99 states have return successors, (532), 508 states have call predecessors, (532), 520 states have call successors, (532) [2024-10-31 21:56:48,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2253 states to 2253 states and 3175 transitions. [2024-10-31 21:56:48,984 INFO L78 Accepts]: Start accepts. Automaton has 2253 states and 3175 transitions. Word has length 11 [2024-10-31 21:56:48,984 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-31 21:56:48,985 INFO L471 AbstractCegarLoop]: Abstraction has 2253 states and 3175 transitions. [2024-10-31 21:56:48,985 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 21:56:48,985 INFO L276 IsEmpty]: Start isEmpty. Operand 2253 states and 3175 transitions. [2024-10-31 21:56:48,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-10-31 21:56:48,986 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 21:56:48,986 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 21:56:48,986 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-31 21:56:48,986 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-31 21:56:48,987 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:56:48,987 INFO L85 PathProgramCache]: Analyzing trace with hash 292570222, now seen corresponding path program 1 times [2024-10-31 21:56:48,987 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 21:56:48,987 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [399190265] [2024-10-31 21:56:48,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:56:48,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 21:56:49,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:56:49,467 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 21:56:49,467 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 21:56:49,467 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [399190265] [2024-10-31 21:56:49,467 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [399190265] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 21:56:49,469 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 21:56:49,470 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-31 21:56:49,470 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1131349999] [2024-10-31 21:56:49,470 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 21:56:49,470 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 21:56:49,471 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 21:56:49,471 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 21:56:49,471 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 21:56:49,471 INFO L87 Difference]: Start difference. First operand 2253 states and 3175 transitions. Second operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)