./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--ata--pata_legacy.ko-main.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_9bacd9f8-b545-4a4d-84bd-3330fba6841d/bin/uautomizer-verify-VRDe98Ueme/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bacd9f8-b545-4a4d-84bd-3330fba6841d/bin/uautomizer-verify-VRDe98Ueme/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bacd9f8-b545-4a4d-84bd-3330fba6841d/bin/uautomizer-verify-VRDe98Ueme/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bacd9f8-b545-4a4d-84bd-3330fba6841d/bin/uautomizer-verify-VRDe98Ueme/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--ata--pata_legacy.ko-main.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bacd9f8-b545-4a4d-84bd-3330fba6841d/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bacd9f8-b545-4a4d-84bd-3330fba6841d/bin/uautomizer-verify-VRDe98Ueme --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 e74319804788a44b425a319da2259f01d0e1ef47d07a76f79e8b9e33c34fb449 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-26 11:48:47,636 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-26 11:48:47,766 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bacd9f8-b545-4a4d-84bd-3330fba6841d/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-26 11:48:47,776 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-26 11:48:47,776 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-26 11:48:47,802 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-26 11:48:47,803 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-26 11:48:47,804 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-26 11:48:47,805 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-26 11:48:47,805 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-26 11:48:47,806 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-26 11:48:47,807 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-26 11:48:47,808 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-26 11:48:47,808 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-26 11:48:47,809 INFO L153 SettingsManager]: * Use SBE=true [2023-11-26 11:48:47,809 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-26 11:48:47,810 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-26 11:48:47,811 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-26 11:48:47,811 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-26 11:48:47,812 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-26 11:48:47,812 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-26 11:48:47,813 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-26 11:48:47,813 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-26 11:48:47,814 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-26 11:48:47,814 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-26 11:48:47,815 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-26 11:48:47,816 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-26 11:48:47,816 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-26 11:48:47,817 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 11:48:47,817 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-26 11:48:47,818 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-26 11:48:47,818 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-26 11:48:47,818 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-26 11:48:47,819 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-26 11:48:47,819 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-26 11:48:47,819 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-26 11:48:47,820 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-26 11:48:47,820 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-26 11:48:47,820 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-26 11:48:47,821 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_9bacd9f8-b545-4a4d-84bd-3330fba6841d/bin/uautomizer-verify-VRDe98Ueme/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bacd9f8-b545-4a4d-84bd-3330fba6841d/bin/uautomizer-verify-VRDe98Ueme Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e74319804788a44b425a319da2259f01d0e1ef47d07a76f79e8b9e33c34fb449 [2023-11-26 11:48:48,164 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-26 11:48:48,195 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-26 11:48:48,198 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-26 11:48:48,200 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-26 11:48:48,200 INFO L274 PluginConnector]: CDTParser initialized [2023-11-26 11:48:48,202 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bacd9f8-b545-4a4d-84bd-3330fba6841d/bin/uautomizer-verify-VRDe98Ueme/../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--ata--pata_legacy.ko-main.cil.out.i [2023-11-26 11:48:51,435 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-26 11:48:51,987 INFO L384 CDTParser]: Found 1 translation units. [2023-11-26 11:48:51,988 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bacd9f8-b545-4a4d-84bd-3330fba6841d/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--ata--pata_legacy.ko-main.cil.out.i [2023-11-26 11:48:52,029 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bacd9f8-b545-4a4d-84bd-3330fba6841d/bin/uautomizer-verify-VRDe98Ueme/data/2d3123920/6afd162f3f844f3888f6d43adc5ec947/FLAG57b2399af [2023-11-26 11:48:52,046 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bacd9f8-b545-4a4d-84bd-3330fba6841d/bin/uautomizer-verify-VRDe98Ueme/data/2d3123920/6afd162f3f844f3888f6d43adc5ec947 [2023-11-26 11:48:52,054 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-26 11:48:52,056 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-26 11:48:52,057 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-26 11:48:52,057 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-26 11:48:52,062 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-26 11:48:52,063 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 11:48:52" (1/1) ... [2023-11-26 11:48:52,064 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@149548d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:48:52, skipping insertion in model container [2023-11-26 11:48:52,064 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 11:48:52" (1/1) ... [2023-11-26 11:48:52,207 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-26 11:48:53,664 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_9bacd9f8-b545-4a4d-84bd-3330fba6841d/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--ata--pata_legacy.ko-main.cil.out.i[186556,186569] [2023-11-26 11:48:53,767 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 11:48:53,850 INFO L202 MainTranslator]: Completed pre-run [2023-11-26 11:48:53,974 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 *)"/home/zakharov/workspace/benchmarks/bench_1/inst/current/envs/linux-3.8-rc1/linux-3.8-rc1/arch/x86/include/asm/paravirt.h"), "i" (825), "i" (12UL)); [4192-4193] [2023-11-26 11:48:53,976 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" (45UL), [paravirt_opptr] "i" (& pv_irq_ops.save_fl.func), [paravirt_clobber] "i" (1): "memory", "cc"); [4198-4200] [2023-11-26 11:48:53,977 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 *)"/home/zakharov/workspace/benchmarks/bench_1/inst/current/envs/linux-3.8-rc1/linux-3.8-rc1/arch/x86/include/asm/paravirt.h"), "i" (830), "i" (12UL)); [4221-4222] [2023-11-26 11:48:53,978 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" (46UL), [paravirt_opptr] "i" (& pv_irq_ops.restore_fl.func), [paravirt_clobber] "i" (1), "D" (f): "memory", "cc"); [4227-4229] [2023-11-26 11:48:53,979 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 *)"/home/zakharov/workspace/benchmarks/bench_1/inst/current/envs/linux-3.8-rc1/linux-3.8-rc1/arch/x86/include/asm/paravirt.h"), "i" (835), "i" (12UL)); [4249-4250] [2023-11-26 11:48:53,980 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" (47UL), [paravirt_opptr] "i" (& pv_irq_ops.irq_disable.func), [paravirt_clobber] "i" (1): "memory", "cc"); [4255-4257] [2023-11-26 11:48:53,990 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [4353] [2023-11-26 11:48:53,990 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [4360] [2023-11-26 11:48:54,192 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_9bacd9f8-b545-4a4d-84bd-3330fba6841d/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--ata--pata_legacy.ko-main.cil.out.i[186556,186569] [2023-11-26 11:48:54,205 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 11:48:54,368 INFO L206 MainTranslator]: Completed translation [2023-11-26 11:48:54,369 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:48:54 WrapperNode [2023-11-26 11:48:54,369 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-26 11:48:54,371 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-26 11:48:54,371 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-26 11:48:54,371 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-26 11:48:54,380 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:48:54" (1/1) ... [2023-11-26 11:48:54,475 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:48:54" (1/1) ... [2023-11-26 11:48:54,678 INFO L138 Inliner]: procedures = 160, calls = 1667, calls flagged for inlining = 56, calls inlined = 48, statements flattened = 3684 [2023-11-26 11:48:54,679 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-26 11:48:54,680 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-26 11:48:54,680 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-26 11:48:54,681 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-26 11:48:54,694 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:48:54" (1/1) ... [2023-11-26 11:48:54,694 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:48:54" (1/1) ... [2023-11-26 11:48:54,740 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:48:54" (1/1) ... [2023-11-26 11:48:55,006 INFO L175 MemorySlicer]: Split 1198 memory accesses to 33 slices as follows [6, 7, 7, 8, 6, 17, 50, 13, 3, 5, 8, 72, 3, 10, 1, 1, 5, 875, 2, 2, 5, 2, 2, 9, 2, 3, 4, 4, 28, 2, 22, 2, 12]. 73 percent of accesses are in the largest equivalence class. The 941 initializations are split as follows [0, 6, 0, 6, 0, 0, 50, 0, 0, 0, 0, 66, 0, 10, 0, 0, 0, 765, 2, 0, 0, 0, 2, 0, 0, 0, 0, 0, 0, 0, 22, 0, 12]. The 72 writes are split as follows [5, 0, 1, 1, 5, 0, 0, 0, 0, 4, 6, 0, 2, 0, 0, 0, 4, 21, 0, 0, 4, 0, 0, 9, 0, 0, 0, 2, 8, 0, 0, 0, 0]. [2023-11-26 11:48:55,006 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:48:54" (1/1) ... [2023-11-26 11:48:55,007 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:48:54" (1/1) ... [2023-11-26 11:48:55,231 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:48:54" (1/1) ... [2023-11-26 11:48:55,284 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:48:54" (1/1) ... [2023-11-26 11:48:55,347 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:48:54" (1/1) ... [2023-11-26 11:48:55,379 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:48:54" (1/1) ... [2023-11-26 11:48:55,428 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-26 11:48:55,429 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-26 11:48:55,429 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-26 11:48:55,429 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-26 11:48:55,430 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:48:54" (1/1) ... [2023-11-26 11:48:55,440 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 11:48:55,454 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bacd9f8-b545-4a4d-84bd-3330fba6841d/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:48:55,476 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bacd9f8-b545-4a4d-84bd-3330fba6841d/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-26 11:48:55,508 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bacd9f8-b545-4a4d-84bd-3330fba6841d/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-26 11:48:55,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2023-11-26 11:48:55,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2023-11-26 11:48:55,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2023-11-26 11:48:55,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2023-11-26 11:48:55,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2023-11-26 11:48:55,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2023-11-26 11:48:55,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2023-11-26 11:48:55,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2023-11-26 11:48:55,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2023-11-26 11:48:55,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2023-11-26 11:48:55,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2023-11-26 11:48:55,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2023-11-26 11:48:55,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2023-11-26 11:48:55,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2023-11-26 11:48:55,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2023-11-26 11:48:55,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2023-11-26 11:48:55,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2023-11-26 11:48:55,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2023-11-26 11:48:55,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2023-11-26 11:48:55,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2023-11-26 11:48:55,529 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2023-11-26 11:48:55,529 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#21 [2023-11-26 11:48:55,530 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#22 [2023-11-26 11:48:55,530 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#23 [2023-11-26 11:48:55,531 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#24 [2023-11-26 11:48:55,531 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#25 [2023-11-26 11:48:55,531 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#26 [2023-11-26 11:48:55,531 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#27 [2023-11-26 11:48:55,531 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#28 [2023-11-26 11:48:55,531 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#29 [2023-11-26 11:48:55,532 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#30 [2023-11-26 11:48:55,532 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#31 [2023-11-26 11:48:55,532 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#32 [2023-11-26 11:48:55,532 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2023-11-26 11:48:55,532 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2023-11-26 11:48:55,532 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2023-11-26 11:48:55,533 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2023-11-26 11:48:55,533 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2023-11-26 11:48:55,533 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2023-11-26 11:48:55,533 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2023-11-26 11:48:55,533 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2023-11-26 11:48:55,533 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2023-11-26 11:48:55,533 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2023-11-26 11:48:55,534 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2023-11-26 11:48:55,534 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2023-11-26 11:48:55,534 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2023-11-26 11:48:55,534 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2023-11-26 11:48:55,534 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2023-11-26 11:48:55,534 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2023-11-26 11:48:55,535 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2023-11-26 11:48:55,535 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2023-11-26 11:48:55,535 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2023-11-26 11:48:55,535 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#19 [2023-11-26 11:48:55,535 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#20 [2023-11-26 11:48:55,535 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#21 [2023-11-26 11:48:55,536 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#22 [2023-11-26 11:48:55,536 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#23 [2023-11-26 11:48:55,537 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#24 [2023-11-26 11:48:55,538 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#25 [2023-11-26 11:48:55,538 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#26 [2023-11-26 11:48:55,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#27 [2023-11-26 11:48:55,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#28 [2023-11-26 11:48:55,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#29 [2023-11-26 11:48:55,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#30 [2023-11-26 11:48:55,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#31 [2023-11-26 11:48:55,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#32 [2023-11-26 11:48:55,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2023-11-26 11:48:55,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2023-11-26 11:48:55,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2023-11-26 11:48:55,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2023-11-26 11:48:55,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2023-11-26 11:48:55,542 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2023-11-26 11:48:55,542 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2023-11-26 11:48:55,542 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2023-11-26 11:48:55,542 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2023-11-26 11:48:55,542 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2023-11-26 11:48:55,542 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2023-11-26 11:48:55,542 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2023-11-26 11:48:55,543 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2023-11-26 11:48:55,543 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2023-11-26 11:48:55,543 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2023-11-26 11:48:55,544 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2023-11-26 11:48:55,544 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2023-11-26 11:48:55,544 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2023-11-26 11:48:55,544 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2023-11-26 11:48:55,544 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2023-11-26 11:48:55,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2023-11-26 11:48:55,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#21 [2023-11-26 11:48:55,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#22 [2023-11-26 11:48:55,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#23 [2023-11-26 11:48:55,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#24 [2023-11-26 11:48:55,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#25 [2023-11-26 11:48:55,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#26 [2023-11-26 11:48:55,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#27 [2023-11-26 11:48:55,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#28 [2023-11-26 11:48:55,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#29 [2023-11-26 11:48:55,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#30 [2023-11-26 11:48:55,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#31 [2023-11-26 11:48:55,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#32 [2023-11-26 11:48:55,547 INFO L130 BoogieDeclarations]: Found specification of procedure qdi_qc_issue [2023-11-26 11:48:55,547 INFO L138 BoogieDeclarations]: Found implementation of procedure qdi_qc_issue [2023-11-26 11:48:55,547 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-11-26 11:48:55,547 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-11-26 11:48:55,548 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2023-11-26 11:48:55,548 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2023-11-26 11:48:55,548 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2023-11-26 11:48:55,548 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2023-11-26 11:48:55,549 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2023-11-26 11:48:55,549 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2023-11-26 11:48:55,549 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2023-11-26 11:48:55,549 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2023-11-26 11:48:55,550 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2023-11-26 11:48:55,550 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2023-11-26 11:48:55,550 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2023-11-26 11:48:55,550 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2023-11-26 11:48:55,551 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2023-11-26 11:48:55,551 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2023-11-26 11:48:55,551 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2023-11-26 11:48:55,551 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2023-11-26 11:48:55,551 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2023-11-26 11:48:55,551 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2023-11-26 11:48:55,551 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2023-11-26 11:48:55,552 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2023-11-26 11:48:55,552 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2023-11-26 11:48:55,552 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#23 [2023-11-26 11:48:55,553 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#24 [2023-11-26 11:48:55,553 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#25 [2023-11-26 11:48:55,553 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#26 [2023-11-26 11:48:55,554 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#27 [2023-11-26 11:48:55,554 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#28 [2023-11-26 11:48:55,554 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#29 [2023-11-26 11:48:55,554 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#30 [2023-11-26 11:48:55,555 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#31 [2023-11-26 11:48:55,555 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#32 [2023-11-26 11:48:55,555 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2023-11-26 11:48:55,555 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2023-11-26 11:48:55,555 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2023-11-26 11:48:55,555 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2023-11-26 11:48:55,555 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2023-11-26 11:48:55,556 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2023-11-26 11:48:55,556 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2023-11-26 11:48:55,557 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2023-11-26 11:48:55,557 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2023-11-26 11:48:55,560 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2023-11-26 11:48:55,562 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2023-11-26 11:48:55,562 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2023-11-26 11:48:55,562 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2023-11-26 11:48:55,563 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2023-11-26 11:48:55,563 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#14 [2023-11-26 11:48:55,564 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#15 [2023-11-26 11:48:55,565 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#16 [2023-11-26 11:48:55,565 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#17 [2023-11-26 11:48:55,570 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#18 [2023-11-26 11:48:55,570 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#19 [2023-11-26 11:48:55,571 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#20 [2023-11-26 11:48:55,571 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#21 [2023-11-26 11:48:55,571 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#22 [2023-11-26 11:48:55,571 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#23 [2023-11-26 11:48:55,571 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#24 [2023-11-26 11:48:55,572 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#25 [2023-11-26 11:48:55,572 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#26 [2023-11-26 11:48:55,572 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#27 [2023-11-26 11:48:55,572 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#28 [2023-11-26 11:48:55,572 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#29 [2023-11-26 11:48:55,572 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#30 [2023-11-26 11:48:55,572 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#31 [2023-11-26 11:48:55,573 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#32 [2023-11-26 11:48:55,573 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2023-11-26 11:48:55,573 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2023-11-26 11:48:55,573 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2023-11-26 11:48:55,573 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2023-11-26 11:48:55,573 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2023-11-26 11:48:55,573 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2023-11-26 11:48:55,573 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2023-11-26 11:48:55,574 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2023-11-26 11:48:55,574 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2023-11-26 11:48:55,574 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2023-11-26 11:48:55,574 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2023-11-26 11:48:55,574 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2023-11-26 11:48:55,574 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2023-11-26 11:48:55,574 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2023-11-26 11:48:55,575 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#14 [2023-11-26 11:48:55,575 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#15 [2023-11-26 11:48:55,575 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#16 [2023-11-26 11:48:55,575 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#17 [2023-11-26 11:48:55,575 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#18 [2023-11-26 11:48:55,575 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#19 [2023-11-26 11:48:55,575 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#20 [2023-11-26 11:48:55,575 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#21 [2023-11-26 11:48:55,576 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#22 [2023-11-26 11:48:55,576 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#23 [2023-11-26 11:48:55,576 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#24 [2023-11-26 11:48:55,576 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#25 [2023-11-26 11:48:55,576 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#26 [2023-11-26 11:48:55,576 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#27 [2023-11-26 11:48:55,576 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#28 [2023-11-26 11:48:55,577 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#29 [2023-11-26 11:48:55,577 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#30 [2023-11-26 11:48:55,577 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#31 [2023-11-26 11:48:55,577 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#32 [2023-11-26 11:48:55,577 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-26 11:48:55,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-26 11:48:55,577 INFO L130 BoogieDeclarations]: Found specification of procedure devm_ioport_map [2023-11-26 11:48:55,577 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_ioport_map [2023-11-26 11:48:55,578 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2023-11-26 11:48:55,578 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2023-11-26 11:48:55,578 INFO L130 BoogieDeclarations]: Found specification of procedure ata_host_detach [2023-11-26 11:48:55,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ata_host_detach [2023-11-26 11:48:55,578 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_on [2023-11-26 11:48:55,578 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_on [2023-11-26 11:48:55,578 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-26 11:48:55,578 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-11-26 11:48:55,579 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2023-11-26 11:48:55,579 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2023-11-26 11:48:55,579 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2023-11-26 11:48:55,579 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2023-11-26 11:48:55,579 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2023-11-26 11:48:55,579 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2023-11-26 11:48:55,579 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2023-11-26 11:48:55,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2023-11-26 11:48:55,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2023-11-26 11:48:55,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2023-11-26 11:48:55,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2023-11-26 11:48:55,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2023-11-26 11:48:55,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2023-11-26 11:48:55,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2023-11-26 11:48:55,581 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2023-11-26 11:48:55,581 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2023-11-26 11:48:55,581 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2023-11-26 11:48:55,581 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2023-11-26 11:48:55,581 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2023-11-26 11:48:55,581 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2023-11-26 11:48:55,581 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2023-11-26 11:48:55,582 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#23 [2023-11-26 11:48:55,582 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#24 [2023-11-26 11:48:55,582 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#25 [2023-11-26 11:48:55,582 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#26 [2023-11-26 11:48:55,582 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#27 [2023-11-26 11:48:55,582 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#28 [2023-11-26 11:48:55,582 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#29 [2023-11-26 11:48:55,582 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#30 [2023-11-26 11:48:55,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#31 [2023-11-26 11:48:55,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#32 [2023-11-26 11:48:55,583 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2023-11-26 11:48:55,583 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2023-11-26 11:48:55,583 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-26 11:48:55,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-26 11:48:55,583 INFO L130 BoogieDeclarations]: Found specification of procedure winbond_writecfg [2023-11-26 11:48:55,584 INFO L138 BoogieDeclarations]: Found implementation of procedure winbond_writecfg [2023-11-26 11:48:55,584 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-26 11:48:55,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-26 11:48:55,584 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite8 [2023-11-26 11:48:55,584 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite8 [2023-11-26 11:48:55,584 INFO L130 BoogieDeclarations]: Found specification of procedure opti82c46x_set_piomode [2023-11-26 11:48:55,584 INFO L138 BoogieDeclarations]: Found implementation of procedure opti82c46x_set_piomode [2023-11-26 11:48:55,584 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2023-11-26 11:48:55,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2023-11-26 11:48:55,585 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-26 11:48:55,585 INFO L130 BoogieDeclarations]: Found specification of procedure __devm_request_region [2023-11-26 11:48:55,585 INFO L138 BoogieDeclarations]: Found implementation of procedure __devm_request_region [2023-11-26 11:48:55,585 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_save [2023-11-26 11:48:55,585 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_save [2023-11-26 11:48:55,585 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-26 11:48:55,586 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-26 11:48:55,586 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-26 11:48:55,586 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32_rep [2023-11-26 11:48:55,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32_rep [2023-11-26 11:48:55,586 INFO L130 BoogieDeclarations]: Found specification of procedure qdi65x0_set_piomode [2023-11-26 11:48:55,586 INFO L138 BoogieDeclarations]: Found implementation of procedure qdi65x0_set_piomode [2023-11-26 11:48:55,587 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-26 11:48:55,591 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-26 11:48:55,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2023-11-26 11:48:55,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2023-11-26 11:48:55,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2023-11-26 11:48:55,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2023-11-26 11:48:55,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2023-11-26 11:48:55,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2023-11-26 11:48:55,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2023-11-26 11:48:55,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2023-11-26 11:48:55,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2023-11-26 11:48:55,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2023-11-26 11:48:55,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2023-11-26 11:48:55,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2023-11-26 11:48:55,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2023-11-26 11:48:55,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2023-11-26 11:48:55,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2023-11-26 11:48:55,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2023-11-26 11:48:55,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2023-11-26 11:48:55,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2023-11-26 11:48:55,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2023-11-26 11:48:55,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2023-11-26 11:48:55,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2023-11-26 11:48:55,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2023-11-26 11:48:55,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#22 [2023-11-26 11:48:55,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#23 [2023-11-26 11:48:55,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#24 [2023-11-26 11:48:55,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#25 [2023-11-26 11:48:55,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#26 [2023-11-26 11:48:55,598 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#27 [2023-11-26 11:48:55,598 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#28 [2023-11-26 11:48:55,598 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#29 [2023-11-26 11:48:55,598 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#30 [2023-11-26 11:48:55,598 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#31 [2023-11-26 11:48:55,598 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#32 [2023-11-26 11:48:55,598 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-26 11:48:55,599 INFO L130 BoogieDeclarations]: Found specification of procedure ioread16 [2023-11-26 11:48:55,599 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread16 [2023-11-26 11:48:55,599 INFO L130 BoogieDeclarations]: Found specification of procedure legacy_probe_add [2023-11-26 11:48:55,599 INFO L138 BoogieDeclarations]: Found implementation of procedure legacy_probe_add [2023-11-26 11:48:55,599 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2023-11-26 11:48:55,599 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2023-11-26 11:48:55,599 INFO L130 BoogieDeclarations]: Found specification of procedure vlb32_data_xfer [2023-11-26 11:48:55,600 INFO L138 BoogieDeclarations]: Found implementation of procedure vlb32_data_xfer [2023-11-26 11:48:55,600 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2023-11-26 11:48:55,600 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2023-11-26 11:48:55,600 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2023-11-26 11:48:55,600 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2023-11-26 11:48:55,600 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2023-11-26 11:48:55,600 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2023-11-26 11:48:55,601 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2023-11-26 11:48:55,601 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2023-11-26 11:48:55,601 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2023-11-26 11:48:55,601 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2023-11-26 11:48:55,601 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2023-11-26 11:48:55,601 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2023-11-26 11:48:55,601 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2023-11-26 11:48:55,602 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2023-11-26 11:48:55,602 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2023-11-26 11:48:55,602 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2023-11-26 11:48:55,602 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2023-11-26 11:48:55,602 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2023-11-26 11:48:55,602 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2023-11-26 11:48:55,602 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2023-11-26 11:48:55,603 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2023-11-26 11:48:55,603 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2023-11-26 11:48:55,603 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#22 [2023-11-26 11:48:55,603 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#23 [2023-11-26 11:48:55,603 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#24 [2023-11-26 11:48:55,603 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#25 [2023-11-26 11:48:55,603 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#26 [2023-11-26 11:48:55,603 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#27 [2023-11-26 11:48:55,604 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#28 [2023-11-26 11:48:55,604 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#29 [2023-11-26 11:48:55,604 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#30 [2023-11-26 11:48:55,604 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#31 [2023-11-26 11:48:55,604 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#32 [2023-11-26 11:48:55,604 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2023-11-26 11:48:55,604 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2023-11-26 11:48:55,605 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2023-11-26 11:48:55,605 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2023-11-26 11:48:55,605 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_unregister [2023-11-26 11:48:55,605 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_unregister [2023-11-26 11:48:55,605 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-26 11:48:55,605 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-26 11:48:55,605 INFO L130 BoogieDeclarations]: Found specification of procedure ioread8 [2023-11-26 11:48:55,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread8 [2023-11-26 11:48:55,606 INFO L130 BoogieDeclarations]: Found specification of procedure ata_timing_merge [2023-11-26 11:48:55,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ata_timing_merge [2023-11-26 11:48:55,606 INFO L130 BoogieDeclarations]: Found specification of procedure ata_sff_qc_issue [2023-11-26 11:48:55,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ata_sff_qc_issue [2023-11-26 11:48:55,606 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-26 11:48:55,606 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2023-11-26 11:48:55,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2023-11-26 11:48:55,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2023-11-26 11:48:55,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2023-11-26 11:48:55,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2023-11-26 11:48:55,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2023-11-26 11:48:55,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2023-11-26 11:48:55,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2023-11-26 11:48:55,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2023-11-26 11:48:55,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2023-11-26 11:48:55,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2023-11-26 11:48:55,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2023-11-26 11:48:55,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2023-11-26 11:48:55,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2023-11-26 11:48:55,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2023-11-26 11:48:55,609 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2023-11-26 11:48:55,609 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2023-11-26 11:48:55,609 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2023-11-26 11:48:55,609 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2023-11-26 11:48:55,609 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2023-11-26 11:48:55,609 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#20 [2023-11-26 11:48:55,609 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#21 [2023-11-26 11:48:55,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#22 [2023-11-26 11:48:55,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#23 [2023-11-26 11:48:55,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#24 [2023-11-26 11:48:55,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#25 [2023-11-26 11:48:55,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#26 [2023-11-26 11:48:55,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#27 [2023-11-26 11:48:55,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#28 [2023-11-26 11:48:55,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#29 [2023-11-26 11:48:55,611 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#30 [2023-11-26 11:48:55,611 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#31 [2023-11-26 11:48:55,611 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#32 [2023-11-26 11:48:55,611 INFO L130 BoogieDeclarations]: Found specification of procedure winbond_readcfg [2023-11-26 11:48:55,611 INFO L138 BoogieDeclarations]: Found implementation of procedure winbond_readcfg [2023-11-26 11:48:55,611 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-26 11:48:55,611 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-26 11:48:55,612 INFO L130 BoogieDeclarations]: Found specification of procedure ata_dev_next [2023-11-26 11:48:55,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ata_dev_next [2023-11-26 11:48:55,612 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2023-11-26 11:48:55,612 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2023-11-26 11:48:55,612 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2023-11-26 11:48:55,612 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2023-11-26 11:48:55,612 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32_rep [2023-11-26 11:48:55,612 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32_rep [2023-11-26 11:48:55,613 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2023-11-26 11:48:55,614 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2023-11-26 11:48:55,614 INFO L130 BoogieDeclarations]: Found specification of procedure ata_dev_pair [2023-11-26 11:48:55,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ata_dev_pair [2023-11-26 11:48:55,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-26 11:48:55,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-11-26 11:48:55,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2023-11-26 11:48:55,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2023-11-26 11:48:55,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2023-11-26 11:48:55,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2023-11-26 11:48:55,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2023-11-26 11:48:55,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2023-11-26 11:48:55,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2023-11-26 11:48:55,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2023-11-26 11:48:55,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2023-11-26 11:48:55,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2023-11-26 11:48:55,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2023-11-26 11:48:55,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2023-11-26 11:48:55,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2023-11-26 11:48:55,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2023-11-26 11:48:55,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2023-11-26 11:48:55,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2023-11-26 11:48:55,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2023-11-26 11:48:55,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2023-11-26 11:48:55,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2023-11-26 11:48:55,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2023-11-26 11:48:55,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2023-11-26 11:48:55,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#23 [2023-11-26 11:48:55,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#24 [2023-11-26 11:48:55,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#25 [2023-11-26 11:48:55,618 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#26 [2023-11-26 11:48:55,618 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#27 [2023-11-26 11:48:55,618 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#28 [2023-11-26 11:48:55,618 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#29 [2023-11-26 11:48:55,618 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#30 [2023-11-26 11:48:55,618 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#31 [2023-11-26 11:48:55,618 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#32 [2023-11-26 11:48:55,619 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2023-11-26 11:48:55,619 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2023-11-26 11:48:55,619 INFO L130 BoogieDeclarations]: Found specification of procedure opti_syscfg [2023-11-26 11:48:55,619 INFO L138 BoogieDeclarations]: Found implementation of procedure opti_syscfg [2023-11-26 11:48:55,619 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2023-11-26 11:48:55,619 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2023-11-26 11:48:55,619 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2023-11-26 11:48:55,620 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2023-11-26 11:48:55,620 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2023-11-26 11:48:55,620 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2023-11-26 11:48:55,620 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2023-11-26 11:48:55,620 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2023-11-26 11:48:55,620 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2023-11-26 11:48:55,620 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2023-11-26 11:48:55,621 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2023-11-26 11:48:55,621 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2023-11-26 11:48:55,621 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2023-11-26 11:48:55,621 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2023-11-26 11:48:55,621 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2023-11-26 11:48:55,621 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2023-11-26 11:48:55,621 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2023-11-26 11:48:55,622 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2023-11-26 11:48:55,622 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2023-11-26 11:48:55,622 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#19 [2023-11-26 11:48:55,622 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#20 [2023-11-26 11:48:55,622 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#21 [2023-11-26 11:48:55,622 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#22 [2023-11-26 11:48:55,622 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#23 [2023-11-26 11:48:55,622 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#24 [2023-11-26 11:48:55,623 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#25 [2023-11-26 11:48:55,623 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#26 [2023-11-26 11:48:55,623 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#27 [2023-11-26 11:48:55,623 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#28 [2023-11-26 11:48:55,623 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#29 [2023-11-26 11:48:55,623 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#30 [2023-11-26 11:48:55,623 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#31 [2023-11-26 11:48:55,624 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#32 [2023-11-26 11:48:55,624 INFO L130 BoogieDeclarations]: Found specification of procedure ata_id_has_dword_io [2023-11-26 11:48:55,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ata_id_has_dword_io [2023-11-26 11:48:55,624 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-26 11:48:55,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-26 11:48:55,624 INFO L130 BoogieDeclarations]: Found specification of procedure ata_timing_compute [2023-11-26 11:48:55,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ata_timing_compute [2023-11-26 11:48:55,625 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-11-26 11:48:55,625 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-11-26 11:48:56,528 INFO L241 CfgBuilder]: Building ICFG [2023-11-26 11:48:56,533 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-26 11:49:01,593 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L5541: SUMMARY for call arch_local_irq_restore(probe_chip_type_~flags~5#1); srcloc: null [2023-11-26 11:49:01,593 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L5541-1: SUMMARY for call trace_hardirqs_off(); srcloc: null [2023-11-26 11:49:01,594 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L5544-1: SUMMARY for call arch_local_irq_restore(probe_chip_type_~flags~5#1); srcloc: null [2023-11-26 11:49:01,594 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L5544: SUMMARY for call trace_hardirqs_on(); srcloc: null [2023-11-26 11:49:01,594 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##479: assume 0 != probe_chip_type_~tmp___5~2#1; [2023-11-26 11:49:01,594 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##480: assume !(0 != probe_chip_type_~tmp___5~2#1); [2023-11-26 11:49:03,143 INFO L282 CfgBuilder]: Performing block encoding [2023-11-26 11:49:03,631 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-26 11:49:03,631 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-26 11:49:03,633 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:49:03 BoogieIcfgContainer [2023-11-26 11:49:03,633 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-26 11:49:03,637 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-26 11:49:03,637 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-26 11:49:03,640 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-26 11:49:03,640 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 11:48:52" (1/3) ... [2023-11-26 11:49:03,643 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35928ab5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 11:49:03, skipping insertion in model container [2023-11-26 11:49:03,643 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:48:54" (2/3) ... [2023-11-26 11:49:03,643 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35928ab5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 11:49:03, skipping insertion in model container [2023-11-26 11:49:03,643 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:49:03" (3/3) ... [2023-11-26 11:49:03,645 INFO L112 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--ata--pata_legacy.ko-main.cil.out.i [2023-11-26 11:49:03,666 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-26 11:49:03,666 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-26 11:49:03,842 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-26 11:49:03,862 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;@78757365, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-26 11:49:03,862 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-26 11:49:03,878 INFO L276 IsEmpty]: Start isEmpty. Operand has 1006 states, 707 states have (on average 1.5077793493635079) internal successors, (1066), 727 states have internal predecessors, (1066), 253 states have call successors, (253), 44 states have call predecessors, (253), 44 states have return successors, (253), 246 states have call predecessors, (253), 253 states have call successors, (253) [2023-11-26 11:49:03,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-26 11:49:03,923 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:49:03,924 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 11:49:03,924 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:49:03,930 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:49:03,930 INFO L85 PathProgramCache]: Analyzing trace with hash -428039174, now seen corresponding path program 1 times [2023-11-26 11:49:03,955 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:49:03,956 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2132786399] [2023-11-26 11:49:03,956 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:49:03,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:49:04,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:49:05,479 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 11:49:05,480 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:49:05,480 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2132786399] [2023-11-26 11:49:05,481 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2132786399] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:49:05,481 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:49:05,482 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 11:49:05,484 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1552763115] [2023-11-26 11:49:05,484 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:49:05,490 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 11:49:05,491 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:49:05,533 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 11:49:05,534 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 11:49:05,541 INFO L87 Difference]: Start difference. First operand has 1006 states, 707 states have (on average 1.5077793493635079) internal successors, (1066), 727 states have internal predecessors, (1066), 253 states have call successors, (253), 44 states have call predecessors, (253), 44 states have return successors, (253), 246 states have call predecessors, (253), 253 states have call successors, (253) Second operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 2 states have internal predecessors, (18), 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) [2023-11-26 11:49:06,427 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:49:06,427 INFO L93 Difference]: Finished difference Result 2659 states and 4174 transitions. [2023-11-26 11:49:06,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 11:49:06,430 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 2 states have internal predecessors, (18), 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 19 [2023-11-26 11:49:06,430 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 11:49:06,461 INFO L225 Difference]: With dead ends: 2659 [2023-11-26 11:49:06,461 INFO L226 Difference]: Without dead ends: 1646 [2023-11-26 11:49:06,473 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 11:49:06,477 INFO L413 NwaCegarLoop]: 1465 mSDtfsCounter, 1515 mSDsluCounter, 937 mSDsCounter, 0 mSdLazyCounter, 157 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1515 SdHoareTripleChecker+Valid, 2402 SdHoareTripleChecker+Invalid, 160 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 157 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-26 11:49:06,478 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1515 Valid, 2402 Invalid, 160 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3 Valid, 157 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-26 11:49:06,506 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1646 states. [2023-11-26 11:49:06,853 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1646 to 1646. [2023-11-26 11:49:06,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1646 states, 1161 states have (on average 1.4763135228251507) internal successors, (1714), 1188 states have internal predecessors, (1714), 404 states have call successors, (404), 81 states have call predecessors, (404), 80 states have return successors, (401), 391 states have call predecessors, (401), 401 states have call successors, (401) [2023-11-26 11:49:06,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1646 states and 2519 transitions. [2023-11-26 11:49:06,875 INFO L78 Accepts]: Start accepts. Automaton has 1646 states and 2519 transitions. Word has length 19 [2023-11-26 11:49:06,875 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 11:49:06,875 INFO L495 AbstractCegarLoop]: Abstraction has 1646 states and 2519 transitions. [2023-11-26 11:49:06,876 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 2 states have internal predecessors, (18), 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) [2023-11-26 11:49:06,876 INFO L276 IsEmpty]: Start isEmpty. Operand 1646 states and 2519 transitions. [2023-11-26 11:49:06,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-26 11:49:06,883 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:49:06,884 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 11:49:06,884 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-26 11:49:06,884 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:49:06,885 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:49:06,885 INFO L85 PathProgramCache]: Analyzing trace with hash -1187965343, now seen corresponding path program 1 times [2023-11-26 11:49:06,885 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:49:06,886 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1070630728] [2023-11-26 11:49:06,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:49:06,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:49:07,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:49:07,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-26 11:49:07,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:49:07,601 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 11:49:07,601 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:49:07,601 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1070630728] [2023-11-26 11:49:07,602 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1070630728] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:49:07,602 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:49:07,602 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-26 11:49:07,602 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [552622074] [2023-11-26 11:49:07,603 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:49:07,604 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-26 11:49:07,604 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:49:07,605 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-26 11:49:07,605 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-26 11:49:07,606 INFO L87 Difference]: Start difference. First operand 1646 states and 2519 transitions. Second operand has 5 states, 5 states have (on average 7.4) internal successors, (37), 4 states have internal predecessors, (37), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-26 11:49:12,185 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:49:12,185 INFO L93 Difference]: Finished difference Result 4306 states and 6625 transitions. [2023-11-26 11:49:12,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-26 11:49:12,186 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 4 states have internal predecessors, (37), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 40 [2023-11-26 11:49:12,187 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 11:49:12,219 INFO L225 Difference]: With dead ends: 4306 [2023-11-26 11:49:12,219 INFO L226 Difference]: Without dead ends: 2661 [2023-11-26 11:49:12,229 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2023-11-26 11:49:12,231 INFO L413 NwaCegarLoop]: 1547 mSDtfsCounter, 2752 mSDsluCounter, 1856 mSDsCounter, 0 mSdLazyCounter, 1317 mSolverCounterSat, 591 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3163 SdHoareTripleChecker+Valid, 3403 SdHoareTripleChecker+Invalid, 1908 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 591 IncrementalHoareTripleChecker+Valid, 1317 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2023-11-26 11:49:12,232 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3163 Valid, 3403 Invalid, 1908 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [591 Valid, 1317 Invalid, 0 Unknown, 0 Unchecked, 4.2s Time] [2023-11-26 11:49:12,240 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2661 states. [2023-11-26 11:49:12,456 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2661 to 1646. [2023-11-26 11:49:12,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1646 states, 1161 states have (on average 1.475452196382429) internal successors, (1713), 1188 states have internal predecessors, (1713), 404 states have call successors, (404), 81 states have call predecessors, (404), 80 states have return successors, (401), 391 states have call predecessors, (401), 401 states have call successors, (401) [2023-11-26 11:49:12,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1646 states and 2518 transitions. [2023-11-26 11:49:12,476 INFO L78 Accepts]: Start accepts. Automaton has 1646 states and 2518 transitions. Word has length 40 [2023-11-26 11:49:12,477 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 11:49:12,478 INFO L495 AbstractCegarLoop]: Abstraction has 1646 states and 2518 transitions. [2023-11-26 11:49:12,482 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 4 states have internal predecessors, (37), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-26 11:49:12,482 INFO L276 IsEmpty]: Start isEmpty. Operand 1646 states and 2518 transitions. [2023-11-26 11:49:12,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-26 11:49:12,490 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:49:12,490 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 11:49:12,490 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-26 11:49:12,491 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:49:12,492 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:49:12,492 INFO L85 PathProgramCache]: Analyzing trace with hash 1518654051, now seen corresponding path program 1 times [2023-11-26 11:49:12,493 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:49:12,495 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1013627168] [2023-11-26 11:49:12,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:49:12,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:49:12,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:49:13,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-26 11:49:13,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:49:13,663 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 11:49:13,664 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:49:13,665 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1013627168] [2023-11-26 11:49:13,666 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1013627168] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:49:13,666 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:49:13,666 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-26 11:49:13,666 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1463702482] [2023-11-26 11:49:13,666 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:49:13,667 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-26 11:49:13,668 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:49:13,669 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-26 11:49:13,670 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-26 11:49:13,670 INFO L87 Difference]: Start difference. First operand 1646 states and 2518 transitions. Second operand has 5 states, 5 states have (on average 7.4) internal successors, (37), 4 states have internal predecessors, (37), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-26 11:49:17,115 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:49:17,116 INFO L93 Difference]: Finished difference Result 3618 states and 5598 transitions. [2023-11-26 11:49:17,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-26 11:49:17,116 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 4 states have internal predecessors, (37), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 40 [2023-11-26 11:49:17,116 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 11:49:17,131 INFO L225 Difference]: With dead ends: 3618 [2023-11-26 11:49:17,131 INFO L226 Difference]: Without dead ends: 1973 [2023-11-26 11:49:17,142 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-11-26 11:49:17,146 INFO L413 NwaCegarLoop]: 1685 mSDtfsCounter, 449 mSDsluCounter, 3624 mSDsCounter, 0 mSdLazyCounter, 1586 mSolverCounterSat, 257 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 576 SdHoareTripleChecker+Valid, 5309 SdHoareTripleChecker+Invalid, 1843 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 257 IncrementalHoareTripleChecker+Valid, 1586 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2023-11-26 11:49:17,147 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [576 Valid, 5309 Invalid, 1843 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [257 Valid, 1586 Invalid, 0 Unknown, 0 Unchecked, 3.1s Time] [2023-11-26 11:49:17,154 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1973 states. [2023-11-26 11:49:17,260 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1973 to 1674. [2023-11-26 11:49:17,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1674 states, 1187 states have (on average 1.4776748104465038) internal successors, (1754), 1214 states have internal predecessors, (1754), 406 states have call successors, (406), 81 states have call predecessors, (406), 80 states have return successors, (403), 393 states have call predecessors, (403), 403 states have call successors, (403) [2023-11-26 11:49:17,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1674 states to 1674 states and 2563 transitions. [2023-11-26 11:49:17,277 INFO L78 Accepts]: Start accepts. Automaton has 1674 states and 2563 transitions. Word has length 40 [2023-11-26 11:49:17,278 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 11:49:17,278 INFO L495 AbstractCegarLoop]: Abstraction has 1674 states and 2563 transitions. [2023-11-26 11:49:17,278 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 4 states have internal predecessors, (37), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-26 11:49:17,278 INFO L276 IsEmpty]: Start isEmpty. Operand 1674 states and 2563 transitions. [2023-11-26 11:49:17,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-26 11:49:17,284 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:49:17,284 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 11:49:17,284 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-26 11:49:17,285 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:49:17,285 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:49:17,285 INFO L85 PathProgramCache]: Analyzing trace with hash 623548856, now seen corresponding path program 1 times [2023-11-26 11:49:17,288 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:49:17,289 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1090230645] [2023-11-26 11:49:17,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:49:17,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:49:17,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:49:18,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-26 11:49:18,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:49:18,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-26 11:49:18,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:49:18,288 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 11:49:18,289 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:49:18,289 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1090230645] [2023-11-26 11:49:18,289 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1090230645] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:49:18,289 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:49:18,289 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-26 11:49:18,290 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1746225161] [2023-11-26 11:49:18,290 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:49:18,290 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-26 11:49:18,290 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:49:18,292 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-26 11:49:18,294 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-26 11:49:18,294 INFO L87 Difference]: Start difference. First operand 1674 states and 2563 transitions. Second operand has 6 states, 6 states have (on average 7.0) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-26 11:49:24,262 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:49:24,262 INFO L93 Difference]: Finished difference Result 3704 states and 5768 transitions. [2023-11-26 11:49:24,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-26 11:49:24,264 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.0) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 47 [2023-11-26 11:49:24,264 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 11:49:24,283 INFO L225 Difference]: With dead ends: 3704 [2023-11-26 11:49:24,284 INFO L226 Difference]: Without dead ends: 2031 [2023-11-26 11:49:24,292 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2023-11-26 11:49:24,299 INFO L413 NwaCegarLoop]: 1446 mSDtfsCounter, 727 mSDsluCounter, 3811 mSDsCounter, 0 mSdLazyCounter, 2896 mSolverCounterSat, 607 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 858 SdHoareTripleChecker+Valid, 5257 SdHoareTripleChecker+Invalid, 3503 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 607 IncrementalHoareTripleChecker+Valid, 2896 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.5s IncrementalHoareTripleChecker+Time [2023-11-26 11:49:24,301 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [858 Valid, 5257 Invalid, 3503 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [607 Valid, 2896 Invalid, 0 Unknown, 0 Unchecked, 5.5s Time] [2023-11-26 11:49:24,307 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2031 states. [2023-11-26 11:49:24,494 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2031 to 1722. [2023-11-26 11:49:24,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1722 states, 1233 states have (on average 1.4825628548256284) internal successors, (1828), 1260 states have internal predecessors, (1828), 408 states have call successors, (408), 81 states have call predecessors, (408), 80 states have return successors, (405), 395 states have call predecessors, (405), 405 states have call successors, (405) [2023-11-26 11:49:24,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1722 states to 1722 states and 2641 transitions. [2023-11-26 11:49:24,530 INFO L78 Accepts]: Start accepts. Automaton has 1722 states and 2641 transitions. Word has length 47 [2023-11-26 11:49:24,532 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 11:49:24,532 INFO L495 AbstractCegarLoop]: Abstraction has 1722 states and 2641 transitions. [2023-11-26 11:49:24,532 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.0) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-26 11:49:24,533 INFO L276 IsEmpty]: Start isEmpty. Operand 1722 states and 2641 transitions. [2023-11-26 11:49:24,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-26 11:49:24,538 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:49:24,539 INFO L195 NwaCegarLoop]: trace histogram [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] [2023-11-26 11:49:24,539 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-26 11:49:24,539 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:49:24,540 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:49:24,540 INFO L85 PathProgramCache]: Analyzing trace with hash -483148552, now seen corresponding path program 1 times [2023-11-26 11:49:24,541 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:49:24,541 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1295575465] [2023-11-26 11:49:24,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:49:24,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:49:24,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:49:25,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-26 11:49:25,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:49:25,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-26 11:49:25,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:49:25,297 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-26 11:49:25,298 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:49:25,298 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1295575465] [2023-11-26 11:49:25,298 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1295575465] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:49:25,298 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:49:25,298 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-26 11:49:25,298 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1230935465] [2023-11-26 11:49:25,299 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:49:25,299 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-26 11:49:25,299 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:49:25,300 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-26 11:49:25,300 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-26 11:49:25,300 INFO L87 Difference]: Start difference. First operand 1722 states and 2641 transitions. Second operand has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-26 11:49:27,640 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:49:27,640 INFO L93 Difference]: Finished difference Result 3481 states and 5353 transitions. [2023-11-26 11:49:27,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-26 11:49:27,641 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 52 [2023-11-26 11:49:27,641 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 11:49:27,654 INFO L225 Difference]: With dead ends: 3481 [2023-11-26 11:49:27,654 INFO L226 Difference]: Without dead ends: 1760 [2023-11-26 11:49:27,661 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-26 11:49:27,662 INFO L413 NwaCegarLoop]: 1340 mSDtfsCounter, 141 mSDsluCounter, 2020 mSDsCounter, 0 mSdLazyCounter, 911 mSolverCounterSat, 231 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 167 SdHoareTripleChecker+Valid, 3360 SdHoareTripleChecker+Invalid, 1142 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 231 IncrementalHoareTripleChecker+Valid, 911 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2023-11-26 11:49:27,662 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [167 Valid, 3360 Invalid, 1142 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [231 Valid, 911 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2023-11-26 11:49:27,665 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1760 states. [2023-11-26 11:49:27,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1760 to 1726. [2023-11-26 11:49:27,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1726 states, 1237 states have (on average 1.481002425222312) internal successors, (1832), 1264 states have internal predecessors, (1832), 408 states have call successors, (408), 81 states have call predecessors, (408), 80 states have return successors, (405), 395 states have call predecessors, (405), 405 states have call successors, (405) [2023-11-26 11:49:27,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1726 states to 1726 states and 2645 transitions. [2023-11-26 11:49:27,782 INFO L78 Accepts]: Start accepts. Automaton has 1726 states and 2645 transitions. Word has length 52 [2023-11-26 11:49:27,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 11:49:27,782 INFO L495 AbstractCegarLoop]: Abstraction has 1726 states and 2645 transitions. [2023-11-26 11:49:27,783 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-26 11:49:27,783 INFO L276 IsEmpty]: Start isEmpty. Operand 1726 states and 2645 transitions. [2023-11-26 11:49:27,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-26 11:49:27,786 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:49:27,787 INFO L195 NwaCegarLoop]: trace histogram [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] [2023-11-26 11:49:27,787 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-26 11:49:27,787 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:49:27,787 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:49:27,788 INFO L85 PathProgramCache]: Analyzing trace with hash -1149672450, now seen corresponding path program 1 times [2023-11-26 11:49:27,788 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:49:27,788 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2010920577] [2023-11-26 11:49:27,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:49:27,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:49:27,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:49:28,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-26 11:49:28,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:49:28,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-11-26 11:49:28,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:49:28,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-11-26 11:49:28,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:49:28,372 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-26 11:49:28,373 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:49:28,373 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2010920577] [2023-11-26 11:49:28,373 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2010920577] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-26 11:49:28,373 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [729774912] [2023-11-26 11:49:28,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:49:28,374 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 11:49:28,374 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bacd9f8-b545-4a4d-84bd-3330fba6841d/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:49:28,377 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bacd9f8-b545-4a4d-84bd-3330fba6841d/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 11:49:28,408 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bacd9f8-b545-4a4d-84bd-3330fba6841d/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-26 11:49:29,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:49:29,786 INFO L262 TraceCheckSpWp]: Trace formula consists of 4306 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-26 11:49:29,796 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 11:49:29,815 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-26 11:49:29,815 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 11:49:29,816 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [729774912] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:49:29,816 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-26 11:49:29,816 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 5 [2023-11-26 11:49:29,816 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1066932876] [2023-11-26 11:49:29,817 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:49:29,817 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 11:49:29,817 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:49:29,818 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 11:49:29,818 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-26 11:49:29,818 INFO L87 Difference]: Start difference. First operand 1726 states and 2645 transitions. Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2023-11-26 11:49:30,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:49:30,286 INFO L93 Difference]: Finished difference Result 3461 states and 5336 transitions. [2023-11-26 11:49:30,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 11:49:30,287 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 54 [2023-11-26 11:49:30,287 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 11:49:30,300 INFO L225 Difference]: With dead ends: 3461 [2023-11-26 11:49:30,300 INFO L226 Difference]: Without dead ends: 1736 [2023-11-26 11:49:30,307 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-26 11:49:30,308 INFO L413 NwaCegarLoop]: 1458 mSDtfsCounter, 11 mSDsluCounter, 1456 mSDsCounter, 0 mSdLazyCounter, 173 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 2914 SdHoareTripleChecker+Invalid, 173 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 173 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-26 11:49:30,308 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12 Valid, 2914 Invalid, 173 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 173 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-26 11:49:30,312 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1736 states. [2023-11-26 11:49:30,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1736 to 1727. [2023-11-26 11:49:30,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1727 states, 1238 states have (on average 1.4806138933764135) internal successors, (1833), 1265 states have internal predecessors, (1833), 408 states have call successors, (408), 81 states have call predecessors, (408), 80 states have return successors, (405), 395 states have call predecessors, (405), 405 states have call successors, (405) [2023-11-26 11:49:30,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1727 states to 1727 states and 2646 transitions. [2023-11-26 11:49:30,429 INFO L78 Accepts]: Start accepts. Automaton has 1727 states and 2646 transitions. Word has length 54 [2023-11-26 11:49:30,430 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 11:49:30,430 INFO L495 AbstractCegarLoop]: Abstraction has 1727 states and 2646 transitions. [2023-11-26 11:49:30,430 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2023-11-26 11:49:30,430 INFO L276 IsEmpty]: Start isEmpty. Operand 1727 states and 2646 transitions. [2023-11-26 11:49:30,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-26 11:49:30,434 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:49:30,434 INFO L195 NwaCegarLoop]: trace histogram [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] [2023-11-26 11:49:30,451 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bacd9f8-b545-4a4d-84bd-3330fba6841d/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-26 11:49:30,648 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bacd9f8-b545-4a4d-84bd-3330fba6841d/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 11:49:30,649 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:49:30,649 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:49:30,649 INFO L85 PathProgramCache]: Analyzing trace with hash -1798461672, now seen corresponding path program 1 times [2023-11-26 11:49:30,649 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:49:30,649 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [663188978] [2023-11-26 11:49:30,650 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:49:30,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:49:30,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:49:31,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-26 11:49:31,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:49:31,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-26 11:49:31,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:49:31,263 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-26 11:49:31,263 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:49:31,263 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [663188978] [2023-11-26 11:49:31,263 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [663188978] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-26 11:49:31,263 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [148195341] [2023-11-26 11:49:31,264 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:49:31,264 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 11:49:31,264 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bacd9f8-b545-4a4d-84bd-3330fba6841d/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:49:31,269 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bacd9f8-b545-4a4d-84bd-3330fba6841d/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 11:49:31,292 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bacd9f8-b545-4a4d-84bd-3330fba6841d/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process