./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--misc--usbtest.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2597ac7-abac-4429-a944-a1ed77d5fabf/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2597ac7-abac-4429-a944-a1ed77d5fabf/bin/uautomizer-verify-jihMAELWvX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2597ac7-abac-4429-a944-a1ed77d5fabf/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2597ac7-abac-4429-a944-a1ed77d5fabf/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--misc--usbtest.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2597ac7-abac-4429-a944-a1ed77d5fabf/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2597ac7-abac-4429-a944-a1ed77d5fabf/bin/uautomizer-verify-jihMAELWvX --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 045b49e5089f039c3b28eef4cf3a9c907cbda8f22472af0061e42bad883dd2f9 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:13:13,739 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:13:13,810 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2597ac7-abac-4429-a944-a1ed77d5fabf/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-08 19:13:13,814 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 19:13:13,815 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 19:13:13,841 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:13:13,841 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 19:13:13,842 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 19:13:13,843 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 19:13:13,843 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 19:13:13,844 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:13:13,844 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 19:13:13,845 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:13:13,845 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:13:13,846 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 19:13:13,846 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:13:13,847 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:13:13,847 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 19:13:13,848 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:13:13,848 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:13:13,848 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:13:13,849 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:13:13,850 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:13:13,850 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:13:13,850 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:13:13,851 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:13:13,851 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 19:13:13,852 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 19:13:13,852 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 19:13:13,853 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 19:13:13,853 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:13:13,853 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:13:13,854 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:13:13,854 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-08 19:13:13,855 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 19:13:13,855 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 19:13:13,855 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 19:13:13,856 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 19:13:13,856 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 19:13:13,856 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_e2597ac7-abac-4429-a944-a1ed77d5fabf/bin/uautomizer-verify-jihMAELWvX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2597ac7-abac-4429-a944-a1ed77d5fabf/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 045b49e5089f039c3b28eef4cf3a9c907cbda8f22472af0061e42bad883dd2f9 [2024-11-08 19:13:14,125 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:13:14,161 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:13:14,164 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:13:14,167 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:13:14,167 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:13:14,169 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2597ac7-abac-4429-a944-a1ed77d5fabf/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--misc--usbtest.ko-entry_point.cil.out.i Unable to find full path for "g++" [2024-11-08 19:13:16,311 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:13:16,794 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:13:16,794 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2597ac7-abac-4429-a944-a1ed77d5fabf/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--misc--usbtest.ko-entry_point.cil.out.i [2024-11-08 19:13:16,843 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2597ac7-abac-4429-a944-a1ed77d5fabf/bin/uautomizer-verify-jihMAELWvX/data/80b673c24/952b0b64367a4cc688dfc8a8b9dfbe49/FLAG7fce1d577 [2024-11-08 19:13:16,893 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2597ac7-abac-4429-a944-a1ed77d5fabf/bin/uautomizer-verify-jihMAELWvX/data/80b673c24/952b0b64367a4cc688dfc8a8b9dfbe49 [2024-11-08 19:13:16,896 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:13:16,898 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:13:16,900 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:13:16,900 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:13:16,907 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:13:16,907 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:13:16" (1/1) ... [2024-11-08 19:13:16,910 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7145e278 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:13:16, skipping insertion in model container [2024-11-08 19:13:16,911 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:13:16" (1/1) ... [2024-11-08 19:13:17,035 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:13:17,627 WARN L1355 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3528] [2024-11-08 19:13:17,628 WARN L1355 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3529-3530] [2024-11-08 19:13:17,963 WARN L250 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_e2597ac7-abac-4429-a944-a1ed77d5fabf/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--misc--usbtest.ko-entry_point.cil.out.i[105797,105810] [2024-11-08 19:13:18,820 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:13:18,859 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:13:18,980 WARN L1355 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3528] [2024-11-08 19:13:18,980 WARN L1355 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3529-3530] [2024-11-08 19:13:18,984 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; incl %0": "+m" (v->counter)); [3625] [2024-11-08 19:13:18,986 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; decl %0": "+m" (v->counter)); [3632] [2024-11-08 19:13:18,986 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; decl %0; sete %1": "+m" (v->counter), "=qm" (c): : "memory"); [3640-3641] [2024-11-08 19:13:19,024 WARN L250 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_e2597ac7-abac-4429-a944-a1ed77d5fabf/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--misc--usbtest.ko-entry_point.cil.out.i[105797,105810] [2024-11-08 19:13:19,026 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 *)"include/linux/scatterlist.h"), "i" (65), "i" (12UL)); [3856-3857] [2024-11-08 19:13:19,031 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 *)"include/linux/scatterlist.h"), "i" (67), "i" (12UL)); [3864-3865] [2024-11-08 19:13:19,032 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 *)"include/linux/scatterlist.h"), "i" (68), "i" (12UL)); [3872-3873] [2024-11-08 19:13:19,034 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 *)"include/linux/scatterlist.h"), "i" (98), "i" (12UL)); [3899-3900] [2024-11-08 19:13:19,035 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 *)"include/linux/scatterlist.h"), "i" (99), "i" (12UL)); [3907-3908] [2024-11-08 19:13:19,038 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 *)"include/linux/scatterlist.h"), "i" (115), "i" (12UL)); [3931-3932] [2024-11-08 19:13:19,297 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:13:19,357 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:13:19,358 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:13:19 WrapperNode [2024-11-08 19:13:19,358 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:13:19,361 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:13:19,361 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:13:19,361 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:13:19,369 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:13:19" (1/1) ... [2024-11-08 19:13:19,469 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:13:19" (1/1) ... [2024-11-08 19:13:19,702 INFO L138 Inliner]: procedures = 191, calls = 1828, calls flagged for inlining = 79, calls inlined = 70, statements flattened = 5291 [2024-11-08 19:13:19,702 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:13:19,703 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:13:19,703 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:13:19,703 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:13:19,717 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:13:19" (1/1) ... [2024-11-08 19:13:19,717 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:13:19" (1/1) ... [2024-11-08 19:13:19,765 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:13:19" (1/1) ... [2024-11-08 19:13:20,309 INFO L175 MemorySlicer]: Split 1016 memory accesses to 31 slices as follows [727, 12, 52, 7, 1, 9, 20, 2, 8, 1, 8, 1, 2, 8, 4, 6, 1, 0, 7, 8, 30, 1, 8, 7, 7, 7, 7, 7, 7, 7, 44]. 72 percent of accesses are in the largest equivalence class. The 194 initializations are split as follows [8, 0, 52, 0, 1, 9, 20, 2, 8, 1, 8, 1, 0, 8, 4, 6, 1, 0, 0, 8, 0, 0, 8, 7, 7, 7, 7, 7, 7, 7, 0]. The 297 writes are split as follows [212, 3, 0, 6, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 6, 0, 25, 0, 0, 0, 0, 0, 0, 0, 0, 0, 44]. [2024-11-08 19:13:20,309 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:13:19" (1/1) ... [2024-11-08 19:13:20,310 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:13:19" (1/1) ... [2024-11-08 19:13:20,474 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:13:19" (1/1) ... [2024-11-08 19:13:20,517 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:13:19" (1/1) ... [2024-11-08 19:13:20,558 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:13:19" (1/1) ... [2024-11-08 19:13:20,584 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:13:19" (1/1) ... [2024-11-08 19:13:20,631 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:13:20,632 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:13:20,632 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:13:20,632 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:13:20,633 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:13:19" (1/1) ... [2024-11-08 19:13:20,641 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 19:13:20,653 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2597ac7-abac-4429-a944-a1ed77d5fabf/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 19:13:20,677 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2597ac7-abac-4429-a944-a1ed77d5fabf/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 19:13:20,687 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2597ac7-abac-4429-a944-a1ed77d5fabf/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 19:13:20,720 INFO L130 BoogieDeclarations]: Found specification of procedure sg_page [2024-11-08 19:13:20,720 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_page [2024-11-08 19:13:20,720 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2024-11-08 19:13:20,720 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2024-11-08 19:13:20,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-08 19:13:20,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-08 19:13:20,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-08 19:13:20,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-08 19:13:20,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-08 19:13:20,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-08 19:13:20,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-08 19:13:20,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-08 19:13:20,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-08 19:13:20,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-08 19:13:20,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-08 19:13:20,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-08 19:13:20,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-08 19:13:20,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-08 19:13:20,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-11-08 19:13:20,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-11-08 19:13:20,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-11-08 19:13:20,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-11-08 19:13:20,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2024-11-08 19:13:20,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2024-11-08 19:13:20,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2024-11-08 19:13:20,727 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#21 [2024-11-08 19:13:20,727 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#22 [2024-11-08 19:13:20,727 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#23 [2024-11-08 19:13:20,727 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#24 [2024-11-08 19:13:20,727 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#25 [2024-11-08 19:13:20,727 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#26 [2024-11-08 19:13:20,727 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#27 [2024-11-08 19:13:20,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#28 [2024-11-08 19:13:20,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#29 [2024-11-08 19:13:20,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#30 [2024-11-08 19:13:20,728 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2024-11-08 19:13:20,728 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2024-11-08 19:13:20,728 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2024-11-08 19:13:20,729 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2024-11-08 19:13:20,729 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2024-11-08 19:13:20,729 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2024-11-08 19:13:20,729 INFO L130 BoogieDeclarations]: Found specification of procedure free_sglist [2024-11-08 19:13:20,729 INFO L138 BoogieDeclarations]: Found implementation of procedure free_sglist [2024-11-08 19:13:20,729 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc_array [2024-11-08 19:13:20,730 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc_array [2024-11-08 19:13:20,730 INFO L130 BoogieDeclarations]: Found specification of procedure test_iso_queue [2024-11-08 19:13:20,730 INFO L138 BoogieDeclarations]: Found implementation of procedure test_iso_queue [2024-11-08 19:13:20,730 INFO L130 BoogieDeclarations]: Found specification of procedure simple_check_buf [2024-11-08 19:13:20,730 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_check_buf [2024-11-08 19:13:20,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-08 19:13:20,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-08 19:13:20,731 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-08 19:13:20,731 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-08 19:13:20,731 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-08 19:13:20,731 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-08 19:13:20,731 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-08 19:13:20,731 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-08 19:13:20,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-08 19:13:20,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-08 19:13:20,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-08 19:13:20,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-08 19:13:20,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-08 19:13:20,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-08 19:13:20,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-08 19:13:20,734 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-11-08 19:13:20,734 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-11-08 19:13:20,735 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-11-08 19:13:20,735 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2024-11-08 19:13:20,735 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2024-11-08 19:13:20,735 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2024-11-08 19:13:20,735 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#21 [2024-11-08 19:13:20,735 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#22 [2024-11-08 19:13:20,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#23 [2024-11-08 19:13:20,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#24 [2024-11-08 19:13:20,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#25 [2024-11-08 19:13:20,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#26 [2024-11-08 19:13:20,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#27 [2024-11-08 19:13:20,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#28 [2024-11-08 19:13:20,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#29 [2024-11-08 19:13:20,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#30 [2024-11-08 19:13:20,737 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-08 19:13:20,738 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-08 19:13:20,738 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-08 19:13:20,739 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-08 19:13:20,739 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-08 19:13:20,739 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-08 19:13:20,739 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-08 19:13:20,739 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-08 19:13:20,739 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-08 19:13:20,740 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-08 19:13:20,740 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-08 19:13:20,740 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-08 19:13:20,740 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-08 19:13:20,740 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-08 19:13:20,740 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-08 19:13:20,740 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-08 19:13:20,741 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-08 19:13:20,741 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-11-08 19:13:20,741 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-11-08 19:13:20,741 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-11-08 19:13:20,742 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-11-08 19:13:20,742 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2024-11-08 19:13:20,742 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2024-11-08 19:13:20,742 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2024-11-08 19:13:20,742 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2024-11-08 19:13:20,743 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#23 [2024-11-08 19:13:20,744 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#24 [2024-11-08 19:13:20,744 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#25 [2024-11-08 19:13:20,744 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#26 [2024-11-08 19:13:20,744 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#27 [2024-11-08 19:13:20,744 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#28 [2024-11-08 19:13:20,745 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#29 [2024-11-08 19:13:20,745 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#30 [2024-11-08 19:13:20,745 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_interface [2024-11-08 19:13:20,745 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_interface [2024-11-08 19:13:20,745 INFO L130 BoogieDeclarations]: Found specification of procedure perform_sglist [2024-11-08 19:13:20,745 INFO L138 BoogieDeclarations]: Found implementation of procedure perform_sglist [2024-11-08 19:13:20,745 INFO L130 BoogieDeclarations]: Found specification of procedure test_unaligned_bulk [2024-11-08 19:13:20,746 INFO L138 BoogieDeclarations]: Found implementation of procedure test_unaligned_bulk [2024-11-08 19:13:20,746 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2024-11-08 19:13:20,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2024-11-08 19:13:20,746 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_sglist [2024-11-08 19:13:20,746 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_sglist [2024-11-08 19:13:20,746 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2024-11-08 19:13:20,746 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2024-11-08 19:13:20,747 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-08 19:13:20,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-08 19:13:20,747 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_maxp [2024-11-08 19:13:20,748 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_maxp [2024-11-08 19:13:20,748 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2024-11-08 19:13:20,748 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2024-11-08 19:13:20,748 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2024-11-08 19:13:20,748 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2024-11-08 19:13:20,748 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-08 19:13:20,749 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-08 19:13:20,749 INFO L130 BoogieDeclarations]: Found specification of procedure set_altsetting [2024-11-08 19:13:20,749 INFO L138 BoogieDeclarations]: Found implementation of procedure set_altsetting [2024-11-08 19:13:20,750 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2024-11-08 19:13:20,750 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2024-11-08 19:13:20,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-08 19:13:20,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-08 19:13:20,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-08 19:13:20,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-08 19:13:20,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-08 19:13:20,751 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-08 19:13:20,751 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-08 19:13:20,751 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-08 19:13:20,751 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-08 19:13:20,751 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-08 19:13:20,751 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-08 19:13:20,751 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-08 19:13:20,753 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-08 19:13:20,753 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-08 19:13:20,753 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-08 19:13:20,754 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-11-08 19:13:20,754 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-11-08 19:13:20,754 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-11-08 19:13:20,754 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-11-08 19:13:20,754 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2024-11-08 19:13:20,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2024-11-08 19:13:20,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2024-11-08 19:13:20,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2024-11-08 19:13:20,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#23 [2024-11-08 19:13:20,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#24 [2024-11-08 19:13:20,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#25 [2024-11-08 19:13:20,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#26 [2024-11-08 19:13:20,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#27 [2024-11-08 19:13:20,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#28 [2024-11-08 19:13:20,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#29 [2024-11-08 19:13:20,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#30 [2024-11-08 19:13:20,757 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-11-08 19:13:20,757 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-11-08 19:13:20,757 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2024-11-08 19:13:20,757 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2024-11-08 19:13:20,757 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-08 19:13:20,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-08 19:13:20,757 INFO L130 BoogieDeclarations]: Found specification of procedure verify_not_halted [2024-11-08 19:13:20,758 INFO L138 BoogieDeclarations]: Found implementation of procedure verify_not_halted [2024-11-08 19:13:20,758 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2024-11-08 19:13:20,758 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2024-11-08 19:13:20,758 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2024-11-08 19:13:20,758 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2024-11-08 19:13:20,758 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-08 19:13:20,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-08 19:13:20,759 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-08 19:13:20,759 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-08 19:13:20,759 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-08 19:13:20,759 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-11-08 19:13:20,759 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-11-08 19:13:20,759 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-11-08 19:13:20,759 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-11-08 19:13:20,760 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2024-11-08 19:13:20,760 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2024-11-08 19:13:20,760 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2024-11-08 19:13:20,760 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2024-11-08 19:13:20,760 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2024-11-08 19:13:20,760 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2024-11-08 19:13:20,760 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2024-11-08 19:13:20,760 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14 [2024-11-08 19:13:20,761 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#15 [2024-11-08 19:13:20,761 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#16 [2024-11-08 19:13:20,761 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#17 [2024-11-08 19:13:20,761 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#18 [2024-11-08 19:13:20,761 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#19 [2024-11-08 19:13:20,761 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#20 [2024-11-08 19:13:20,761 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#21 [2024-11-08 19:13:20,761 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#22 [2024-11-08 19:13:20,763 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#23 [2024-11-08 19:13:20,763 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#24 [2024-11-08 19:13:20,763 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#25 [2024-11-08 19:13:20,763 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#26 [2024-11-08 19:13:20,765 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#27 [2024-11-08 19:13:20,765 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#28 [2024-11-08 19:13:20,765 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#29 [2024-11-08 19:13:20,765 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#30 [2024-11-08 19:13:20,766 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-08 19:13:20,766 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-08 19:13:20,766 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-08 19:13:20,766 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-11-08 19:13:20,766 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-11-08 19:13:20,766 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-11-08 19:13:20,766 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-11-08 19:13:20,766 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2024-11-08 19:13:20,767 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2024-11-08 19:13:20,767 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2024-11-08 19:13:20,767 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2024-11-08 19:13:20,767 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2024-11-08 19:13:20,767 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2024-11-08 19:13:20,767 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2024-11-08 19:13:20,767 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14 [2024-11-08 19:13:20,768 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#15 [2024-11-08 19:13:20,768 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#16 [2024-11-08 19:13:20,768 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#17 [2024-11-08 19:13:20,768 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#18 [2024-11-08 19:13:20,768 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#19 [2024-11-08 19:13:20,768 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#20 [2024-11-08 19:13:20,768 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#21 [2024-11-08 19:13:20,768 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#22 [2024-11-08 19:13:20,769 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#23 [2024-11-08 19:13:20,769 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#24 [2024-11-08 19:13:20,769 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#25 [2024-11-08 19:13:20,769 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#26 [2024-11-08 19:13:20,769 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#27 [2024-11-08 19:13:20,769 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#28 [2024-11-08 19:13:20,769 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#29 [2024-11-08 19:13:20,770 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#30 [2024-11-08 19:13:20,770 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2024-11-08 19:13:20,770 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2024-11-08 19:13:20,770 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 19:13:20,770 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 19:13:20,771 INFO L130 BoogieDeclarations]: Found specification of procedure test_halt [2024-11-08 19:13:20,771 INFO L138 BoogieDeclarations]: Found implementation of procedure test_halt [2024-11-08 19:13:20,771 INFO L130 BoogieDeclarations]: Found specification of procedure usbtest_alloc_urb [2024-11-08 19:13:20,771 INFO L138 BoogieDeclarations]: Found implementation of procedure usbtest_alloc_urb [2024-11-08 19:13:20,771 INFO L130 BoogieDeclarations]: Found specification of procedure unlink1 [2024-11-08 19:13:20,772 INFO L138 BoogieDeclarations]: Found implementation of procedure unlink1 [2024-11-08 19:13:20,772 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-08 19:13:20,772 INFO L130 BoogieDeclarations]: Found specification of procedure ctrl_out [2024-11-08 19:13:20,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ctrl_out [2024-11-08 19:13:20,772 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2024-11-08 19:13:20,772 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2024-11-08 19:13:20,772 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2024-11-08 19:13:20,773 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2024-11-08 19:13:20,773 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_status [2024-11-08 19:13:20,806 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_status [2024-11-08 19:13:20,806 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:13:20,806 INFO L130 BoogieDeclarations]: Found specification of procedure is_good_config [2024-11-08 19:13:20,806 INFO L138 BoogieDeclarations]: Found implementation of procedure is_good_config [2024-11-08 19:13:20,807 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2024-11-08 19:13:20,807 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2024-11-08 19:13:20,807 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2024-11-08 19:13:20,807 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion [2024-11-08 19:13:20,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-08 19:13:20,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-08 19:13:20,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-08 19:13:20,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-08 19:13:20,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-08 19:13:20,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-08 19:13:20,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-08 19:13:20,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-08 19:13:20,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-08 19:13:20,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-08 19:13:20,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-08 19:13:20,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-08 19:13:20,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-08 19:13:20,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-08 19:13:20,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-08 19:13:20,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-11-08 19:13:20,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-11-08 19:13:20,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-11-08 19:13:20,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-11-08 19:13:20,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2024-11-08 19:13:20,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2024-11-08 19:13:20,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2024-11-08 19:13:20,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#22 [2024-11-08 19:13:20,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#23 [2024-11-08 19:13:20,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#24 [2024-11-08 19:13:20,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#25 [2024-11-08 19:13:20,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#26 [2024-11-08 19:13:20,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#27 [2024-11-08 19:13:20,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#28 [2024-11-08 19:13:20,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#29 [2024-11-08 19:13:20,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#30 [2024-11-08 19:13:20,813 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 19:13:20,813 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unlink_urb [2024-11-08 19:13:20,814 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unlink_urb [2024-11-08 19:13:20,814 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2024-11-08 19:13:20,814 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2024-11-08 19:13:20,814 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2024-11-08 19:13:20,814 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2024-11-08 19:13:20,814 INFO L130 BoogieDeclarations]: Found specification of procedure testdev_to_usbdev [2024-11-08 19:13:20,814 INFO L138 BoogieDeclarations]: Found implementation of procedure testdev_to_usbdev [2024-11-08 19:13:20,814 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2024-11-08 19:13:20,814 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2024-11-08 19:13:20,815 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-08 19:13:20,815 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-08 19:13:20,815 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-08 19:13:20,815 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-08 19:13:20,815 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-08 19:13:20,815 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-08 19:13:20,815 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-08 19:13:20,815 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-08 19:13:20,815 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-08 19:13:20,815 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-08 19:13:20,816 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-08 19:13:20,817 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-08 19:13:20,817 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-08 19:13:20,817 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-08 19:13:20,817 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-08 19:13:20,817 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-08 19:13:20,817 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-11-08 19:13:20,817 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-11-08 19:13:20,817 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-11-08 19:13:20,817 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2024-11-08 19:13:20,818 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2024-11-08 19:13:20,818 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2024-11-08 19:13:20,818 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#22 [2024-11-08 19:13:20,818 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#23 [2024-11-08 19:13:20,818 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#24 [2024-11-08 19:13:20,818 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#25 [2024-11-08 19:13:20,818 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#26 [2024-11-08 19:13:20,818 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#27 [2024-11-08 19:13:20,818 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#28 [2024-11-08 19:13:20,818 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#29 [2024-11-08 19:13:20,818 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#30 [2024-11-08 19:13:20,819 INFO L130 BoogieDeclarations]: Found specification of procedure unlink_simple [2024-11-08 19:13:20,819 INFO L138 BoogieDeclarations]: Found implementation of procedure unlink_simple [2024-11-08 19:13:20,819 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2024-11-08 19:13:20,819 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2024-11-08 19:13:20,819 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2024-11-08 19:13:20,819 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2024-11-08 19:13:20,819 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2024-11-08 19:13:20,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2024-11-08 19:13:20,819 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2024-11-08 19:13:20,819 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2024-11-08 19:13:20,819 INFO L130 BoogieDeclarations]: Found specification of procedure simple_io [2024-11-08 19:13:20,820 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_io [2024-11-08 19:13:20,820 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 19:13:20,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-08 19:13:20,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-08 19:13:20,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-08 19:13:20,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-08 19:13:20,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-08 19:13:20,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-08 19:13:20,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-08 19:13:20,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-08 19:13:20,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-08 19:13:20,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-08 19:13:20,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-08 19:13:20,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-11-08 19:13:20,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-11-08 19:13:20,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-11-08 19:13:20,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-11-08 19:13:20,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-11-08 19:13:20,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-11-08 19:13:20,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2024-11-08 19:13:20,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2024-11-08 19:13:20,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2024-11-08 19:13:20,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#20 [2024-11-08 19:13:20,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#21 [2024-11-08 19:13:20,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#22 [2024-11-08 19:13:20,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#23 [2024-11-08 19:13:20,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#24 [2024-11-08 19:13:20,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#25 [2024-11-08 19:13:20,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#26 [2024-11-08 19:13:20,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#27 [2024-11-08 19:13:20,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#28 [2024-11-08 19:13:20,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#29 [2024-11-08 19:13:20,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#30 [2024-11-08 19:13:20,822 INFO L130 BoogieDeclarations]: Found specification of procedure simple_alloc_urb [2024-11-08 19:13:20,822 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_alloc_urb [2024-11-08 19:13:20,822 INFO L130 BoogieDeclarations]: Found specification of procedure simple_free_urb [2024-11-08 19:13:20,823 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_free_urb [2024-11-08 19:13:20,824 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2024-11-08 19:13:20,824 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2024-11-08 19:13:20,824 INFO L130 BoogieDeclarations]: Found specification of procedure simple_fill_buf [2024-11-08 19:13:20,824 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_fill_buf [2024-11-08 19:13:20,824 INFO L130 BoogieDeclarations]: Found specification of procedure do_gettimeofday [2024-11-08 19:13:20,824 INFO L138 BoogieDeclarations]: Found implementation of procedure do_gettimeofday [2024-11-08 19:13:20,824 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2024-11-08 19:13:20,824 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2024-11-08 19:13:20,824 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2024-11-08 19:13:20,825 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2024-11-08 19:13:20,825 INFO L130 BoogieDeclarations]: Found specification of procedure usbtest_ioctl [2024-11-08 19:13:20,825 INFO L138 BoogieDeclarations]: Found implementation of procedure usbtest_ioctl [2024-11-08 19:13:20,825 INFO L130 BoogieDeclarations]: Found specification of procedure buffer_offset [2024-11-08 19:13:20,825 INFO L138 BoogieDeclarations]: Found implementation of procedure buffer_offset [2024-11-08 19:13:20,825 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2024-11-08 19:13:20,825 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2024-11-08 19:13:20,825 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2024-11-08 19:13:20,825 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2024-11-08 19:13:20,825 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-08 19:13:20,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-08 19:13:20,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-08 19:13:20,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-08 19:13:20,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-08 19:13:20,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-08 19:13:20,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-08 19:13:20,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-08 19:13:20,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-08 19:13:20,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-08 19:13:20,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-08 19:13:20,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-08 19:13:20,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-08 19:13:20,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-08 19:13:20,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-08 19:13:20,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-08 19:13:20,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-11-08 19:13:20,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-11-08 19:13:20,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-11-08 19:13:20,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2024-11-08 19:13:20,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2024-11-08 19:13:20,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2024-11-08 19:13:20,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2024-11-08 19:13:20,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#23 [2024-11-08 19:13:20,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#24 [2024-11-08 19:13:20,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#25 [2024-11-08 19:13:20,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#26 [2024-11-08 19:13:20,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#27 [2024-11-08 19:13:20,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#28 [2024-11-08 19:13:20,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#29 [2024-11-08 19:13:20,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#30 [2024-11-08 19:13:20,831 INFO L130 BoogieDeclarations]: Found specification of procedure usb_clear_halt [2024-11-08 19:13:20,831 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_clear_halt [2024-11-08 19:13:20,831 INFO L130 BoogieDeclarations]: Found specification of procedure usbtest_disconnect [2024-11-08 19:13:20,831 INFO L138 BoogieDeclarations]: Found implementation of procedure usbtest_disconnect [2024-11-08 19:13:20,831 INFO L130 BoogieDeclarations]: Found specification of procedure check_guard_bytes [2024-11-08 19:13:20,831 INFO L138 BoogieDeclarations]: Found implementation of procedure check_guard_bytes [2024-11-08 19:13:20,831 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2024-11-08 19:13:20,831 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2024-11-08 19:13:20,831 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2024-11-08 19:13:20,832 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2024-11-08 19:13:20,832 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2024-11-08 19:13:20,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2024-11-08 19:13:20,832 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:13:20,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:13:20,832 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_descriptor [2024-11-08 19:13:20,832 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_descriptor [2024-11-08 19:13:21,768 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:13:21,772 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:13:21,945 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-08 19:13:32,082 INFO L? ?]: Removed 1762 outVars from TransFormulas that were not future-live. [2024-11-08 19:13:32,082 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:13:32,139 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:13:32,139 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 19:13:32,140 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:13:32 BoogieIcfgContainer [2024-11-08 19:13:32,140 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:13:32,144 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 19:13:32,144 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 19:13:32,147 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 19:13:32,147 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 07:13:16" (1/3) ... [2024-11-08 19:13:32,148 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10aa01b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 07:13:32, skipping insertion in model container [2024-11-08 19:13:32,148 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:13:19" (2/3) ... [2024-11-08 19:13:32,149 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10aa01b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 07:13:32, skipping insertion in model container [2024-11-08 19:13:32,149 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:13:32" (3/3) ... [2024-11-08 19:13:32,151 INFO L112 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--misc--usbtest.ko-entry_point.cil.out.i [2024-11-08 19:13:32,171 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 19:13:32,172 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-08 19:13:32,314 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 19:13:32,323 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@3c965bdf, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 19:13:32,323 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-08 19:13:32,338 INFO L276 IsEmpty]: Start isEmpty. Operand has 1599 states, 1177 states have (on average 1.3959218351741716) internal successors, (1643), 1197 states have internal predecessors, (1643), 346 states have call successors, (346), 75 states have call predecessors, (346), 74 states have return successors, (343), 336 states have call predecessors, (343), 343 states have call successors, (343) [2024-11-08 19:13:32,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:13:32,353 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:13:32,354 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-08 19:13:32,354 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 19:13:32,360 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:13:32,360 INFO L85 PathProgramCache]: Analyzing trace with hash 480796217, now seen corresponding path program 1 times [2024-11-08 19:13:32,370 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 19:13:32,371 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [464945112] [2024-11-08 19:13:32,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:13:32,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:13:38,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:13:39,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-08 19:13:39,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:13:39,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-08 19:13:39,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:13:39,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-11-08 19:13:39,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:13:39,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-08 19:13:39,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:13:39,430 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 19:13:39,431 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 19:13:39,431 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [464945112] [2024-11-08 19:13:39,432 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [464945112] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 19:13:39,432 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 19:13:39,432 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 19:13:39,434 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1966439312] [2024-11-08 19:13:39,434 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 19:13:39,439 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 19:13:39,439 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 19:13:39,467 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 19:13:39,469 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 19:13:39,474 INFO L87 Difference]: Start difference. First operand has 1599 states, 1177 states have (on average 1.3959218351741716) internal successors, (1643), 1197 states have internal predecessors, (1643), 346 states have call successors, (346), 75 states have call predecessors, (346), 74 states have return successors, (343), 336 states have call predecessors, (343), 343 states have call successors, (343) Second operand has 5 states, 5 states have (on average 5.2) internal successors, (26), 3 states have internal predecessors, (26), 2 states have call successors, (7), 4 states have call predecessors, (7), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-08 19:13:43,563 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 19:14:31,495 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 19:14:31,495 INFO L93 Difference]: Finished difference Result 3377 states and 5047 transitions. [2024-11-08 19:14:31,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-08 19:14:31,498 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 3 states have internal predecessors, (26), 2 states have call successors, (7), 4 states have call predecessors, (7), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 40 [2024-11-08 19:14:31,499 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 19:14:31,537 INFO L225 Difference]: With dead ends: 3377 [2024-11-08 19:14:31,537 INFO L226 Difference]: Without dead ends: 1750 [2024-11-08 19:14:31,561 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2024-11-08 19:14:31,566 INFO L432 NwaCegarLoop]: 315 mSDtfsCounter, 2220 mSDsluCounter, 682 mSDsCounter, 0 mSdLazyCounter, 5653 mSolverCounterSat, 595 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 49.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2542 SdHoareTripleChecker+Valid, 997 SdHoareTripleChecker+Invalid, 6249 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 595 IncrementalHoareTripleChecker+Valid, 5653 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 51.0s IncrementalHoareTripleChecker+Time [2024-11-08 19:14:31,567 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2542 Valid, 997 Invalid, 6249 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [595 Valid, 5653 Invalid, 1 Unknown, 0 Unchecked, 51.0s Time] [2024-11-08 19:14:31,594 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1750 states. [2024-11-08 19:14:31,775 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1750 to 1608. [2024-11-08 19:14:31,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1608 states, 1186 states have (on average 1.376053962900506) internal successors, (1632), 1202 states have internal predecessors, (1632), 345 states have call successors, (345), 77 states have call predecessors, (345), 76 states have return successors, (344), 336 states have call predecessors, (344), 344 states have call successors, (344) [2024-11-08 19:14:31,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1608 states to 1608 states and 2321 transitions. [2024-11-08 19:14:31,798 INFO L78 Accepts]: Start accepts. Automaton has 1608 states and 2321 transitions. Word has length 40 [2024-11-08 19:14:31,799 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 19:14:31,799 INFO L471 AbstractCegarLoop]: Abstraction has 1608 states and 2321 transitions. [2024-11-08 19:14:31,799 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 3 states have internal predecessors, (26), 2 states have call successors, (7), 4 states have call predecessors, (7), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-08 19:14:31,800 INFO L276 IsEmpty]: Start isEmpty. Operand 1608 states and 2321 transitions. [2024-11-08 19:14:31,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2024-11-08 19:14:31,802 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:14:31,802 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 19:14:31,803 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-08 19:14:31,803 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 19:14:31,804 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:14:31,804 INFO L85 PathProgramCache]: Analyzing trace with hash -315889354, now seen corresponding path program 1 times [2024-11-08 19:14:31,804 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 19:14:31,804 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [423019869] [2024-11-08 19:14:31,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:14:31,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:14:36,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:14:37,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-08 19:14:37,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:14:37,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-08 19:14:37,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:14:37,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-11-08 19:14:37,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:14:37,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-11-08 19:14:37,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:14:37,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-08 19:14:37,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:14:37,448 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-08 19:14:37,448 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 19:14:37,448 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [423019869] [2024-11-08 19:14:37,449 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [423019869] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 19:14:37,449 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 19:14:37,449 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 19:14:37,449 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1670129078] [2024-11-08 19:14:37,449 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 19:14:37,451 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 19:14:37,451 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 19:14:37,452 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 19:14:37,452 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 19:14:37,452 INFO L87 Difference]: Start difference. First operand 1608 states and 2321 transitions. Second operand has 5 states, 5 states have (on average 8.2) internal successors, (41), 3 states have internal predecessors, (41), 2 states have call successors, (8), 4 states have call predecessors, (8), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2024-11-08 19:14:41,524 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 19:15:32,676 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 19:15:32,676 INFO L93 Difference]: Finished difference Result 1749 states and 2563 transitions. [2024-11-08 19:15:32,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 19:15:32,677 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 3 states have internal predecessors, (41), 2 states have call successors, (8), 4 states have call predecessors, (8), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) Word has length 61 [2024-11-08 19:15:32,677 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 19:15:32,695 INFO L225 Difference]: With dead ends: 1749 [2024-11-08 19:15:32,696 INFO L226 Difference]: Without dead ends: 1746 [2024-11-08 19:15:32,698 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-08 19:15:32,699 INFO L432 NwaCegarLoop]: 301 mSDtfsCounter, 2088 mSDsluCounter, 685 mSDsCounter, 0 mSdLazyCounter, 5630 mSolverCounterSat, 565 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 52.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2405 SdHoareTripleChecker+Valid, 986 SdHoareTripleChecker+Invalid, 6196 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 565 IncrementalHoareTripleChecker+Valid, 5630 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 54.6s IncrementalHoareTripleChecker+Time [2024-11-08 19:15:32,700 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2405 Valid, 986 Invalid, 6196 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [565 Valid, 5630 Invalid, 1 Unknown, 0 Unchecked, 54.6s Time] [2024-11-08 19:15:32,704 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1746 states. [2024-11-08 19:15:32,793 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1746 to 1609. [2024-11-08 19:15:32,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1609 states, 1187 states have (on average 1.3757371524852569) internal successors, (1633), 1203 states have internal predecessors, (1633), 345 states have call successors, (345), 77 states have call predecessors, (345), 76 states have return successors, (344), 336 states have call predecessors, (344), 344 states have call successors, (344) [2024-11-08 19:15:32,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1609 states to 1609 states and 2322 transitions. [2024-11-08 19:15:32,808 INFO L78 Accepts]: Start accepts. Automaton has 1609 states and 2322 transitions. Word has length 61 [2024-11-08 19:15:32,809 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 19:15:32,809 INFO L471 AbstractCegarLoop]: Abstraction has 1609 states and 2322 transitions. [2024-11-08 19:15:32,809 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 3 states have internal predecessors, (41), 2 states have call successors, (8), 4 states have call predecessors, (8), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2024-11-08 19:15:32,809 INFO L276 IsEmpty]: Start isEmpty. Operand 1609 states and 2322 transitions. [2024-11-08 19:15:32,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2024-11-08 19:15:32,812 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:15:32,812 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 19:15:32,812 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-08 19:15:32,813 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 19:15:32,813 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:15:32,813 INFO L85 PathProgramCache]: Analyzing trace with hash 1362536938, now seen corresponding path program 1 times [2024-11-08 19:15:32,813 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 19:15:32,814 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [482878347] [2024-11-08 19:15:32,814 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:15:32,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:15:37,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:15:38,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-08 19:15:38,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:15:38,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-08 19:15:38,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:15:38,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-11-08 19:15:38,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:15:38,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-11-08 19:15:38,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:15:38,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-08 19:15:38,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:15:38,374 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-08 19:15:38,378 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 19:15:38,378 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [482878347] [2024-11-08 19:15:38,380 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [482878347] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 19:15:38,380 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 19:15:38,381 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-08 19:15:38,381 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1742479059] [2024-11-08 19:15:38,381 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 19:15:38,381 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 19:15:38,382 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 19:15:38,382 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 19:15:38,383 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-08 19:15:38,383 INFO L87 Difference]: Start difference. First operand 1609 states and 2322 transitions. Second operand has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 4 states have internal predecessors, (43), 2 states have call successors, (8), 5 states have call predecessors, (8), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2024-11-08 19:15:42,451 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 19:16:36,186 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 19:16:36,187 INFO L93 Difference]: Finished difference Result 3371 states and 4959 transitions. [2024-11-08 19:16:36,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-08 19:16:36,187 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 4 states have internal predecessors, (43), 2 states have call successors, (8), 5 states have call predecessors, (8), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) Word has length 63 [2024-11-08 19:16:36,188 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 19:16:36,203 INFO L225 Difference]: With dead ends: 3371 [2024-11-08 19:16:36,204 INFO L226 Difference]: Without dead ends: 1786 [2024-11-08 19:16:36,214 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2024-11-08 19:16:36,216 INFO L432 NwaCegarLoop]: 301 mSDtfsCounter, 3566 mSDsluCounter, 685 mSDsCounter, 0 mSdLazyCounter, 5691 mSolverCounterSat, 1848 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 54.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3606 SdHoareTripleChecker+Valid, 986 SdHoareTripleChecker+Invalid, 7540 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1848 IncrementalHoareTripleChecker+Valid, 5691 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 56.6s IncrementalHoareTripleChecker+Time [2024-11-08 19:16:36,216 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3606 Valid, 986 Invalid, 7540 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1848 Valid, 5691 Invalid, 1 Unknown, 0 Unchecked, 56.6s Time] [2024-11-08 19:16:36,220 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1786 states. [2024-11-08 19:16:36,323 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1786 to 1646. [2024-11-08 19:16:36,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1646 states, 1212 states have (on average 1.3704620462046204) internal successors, (1661), 1228 states have internal predecessors, (1661), 349 states have call successors, (349), 85 states have call predecessors, (349), 84 states have return successors, (348), 340 states have call predecessors, (348), 348 states have call successors, (348) [2024-11-08 19:16:36,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1646 states and 2358 transitions. [2024-11-08 19:16:36,338 INFO L78 Accepts]: Start accepts. Automaton has 1646 states and 2358 transitions. Word has length 63 [2024-11-08 19:16:36,339 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 19:16:36,339 INFO L471 AbstractCegarLoop]: Abstraction has 1646 states and 2358 transitions. [2024-11-08 19:16:36,340 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 4 states have internal predecessors, (43), 2 states have call successors, (8), 5 states have call predecessors, (8), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2024-11-08 19:16:36,340 INFO L276 IsEmpty]: Start isEmpty. Operand 1646 states and 2358 transitions. [2024-11-08 19:16:36,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2024-11-08 19:16:36,356 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:16:36,356 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 19:16:36,357 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-08 19:16:36,357 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 19:16:36,357 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:16:36,358 INFO L85 PathProgramCache]: Analyzing trace with hash 1132493114, now seen corresponding path program 1 times [2024-11-08 19:16:36,358 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 19:16:36,358 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1927212081] [2024-11-08 19:16:36,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:16:36,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:16:40,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:16:41,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-08 19:16:41,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:16:41,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-08 19:16:41,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:16:41,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-11-08 19:16:41,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:16:41,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-11-08 19:16:42,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:16:42,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-08 19:16:42,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:16:42,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-11-08 19:16:42,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:16:42,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:16:42,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:16:42,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-08 19:16:42,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:16:42,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-08 19:16:42,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:16:42,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-08 19:16:42,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:16:42,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:16:42,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:16:42,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-08 19:16:42,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:16:42,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-08 19:16:42,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:16:42,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-08 19:16:42,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:16:42,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-08 19:16:42,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:16:42,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:16:42,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:16:42,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-08 19:16:42,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:16:42,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-08 19:16:42,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:16:42,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:16:42,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:16:42,646 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-08 19:16:42,647 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 19:16:42,648 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1927212081] [2024-11-08 19:16:42,649 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1927212081] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 19:16:42,650 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 19:16:42,650 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 19:16:42,650 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1015617952] [2024-11-08 19:16:42,650 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 19:16:42,651 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-08 19:16:42,651 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 19:16:42,652 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-08 19:16:42,652 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2024-11-08 19:16:42,655 INFO L87 Difference]: Start difference. First operand 1646 states and 2358 transitions. Second operand has 8 states, 8 states have (on average 14.625) internal successors, (117), 3 states have internal predecessors, (117), 3 states have call successors, (21), 7 states have call predecessors, (21), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2024-11-08 19:16:46,719 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 19:16:51,021 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.30s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 19:16:55,292 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.27s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 19:16:59,554 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.26s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 19:17:03,885 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.33s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 19:18:25,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 19:18:25,714 INFO L93 Difference]: Finished difference Result 3670 states and 5303 transitions. [2024-11-08 19:18:25,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-08 19:18:25,715 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 14.625) internal successors, (117), 3 states have internal predecessors, (117), 3 states have call successors, (21), 7 states have call predecessors, (21), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) Word has length 169 [2024-11-08 19:18:25,715 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 19:18:25,731 INFO L225 Difference]: With dead ends: 3670 [2024-11-08 19:18:25,731 INFO L226 Difference]: Without dead ends: 2048 [2024-11-08 19:18:25,738 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=79, Invalid=161, Unknown=0, NotChecked=0, Total=240 [2024-11-08 19:18:25,740 INFO L432 NwaCegarLoop]: 320 mSDtfsCounter, 4265 mSDsluCounter, 1000 mSDsCounter, 0 mSdLazyCounter, 7489 mSolverCounterSat, 2387 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 97.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4315 SdHoareTripleChecker+Valid, 1320 SdHoareTripleChecker+Invalid, 9881 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2387 IncrementalHoareTripleChecker+Valid, 7489 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 101.1s IncrementalHoareTripleChecker+Time [2024-11-08 19:18:25,740 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4315 Valid, 1320 Invalid, 9881 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2387 Valid, 7489 Invalid, 5 Unknown, 0 Unchecked, 101.1s Time] [2024-11-08 19:18:25,745 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2048 states. [2024-11-08 19:18:25,882 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2048 to 1739. [2024-11-08 19:18:25,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1739 states, 1285 states have (on average 1.3610894941634242) internal successors, (1749), 1301 states have internal predecessors, (1749), 355 states have call successors, (355), 99 states have call predecessors, (355), 98 states have return successors, (354), 346 states have call predecessors, (354), 354 states have call successors, (354) [2024-11-08 19:18:25,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1739 states to 1739 states and 2458 transitions. [2024-11-08 19:18:25,900 INFO L78 Accepts]: Start accepts. Automaton has 1739 states and 2458 transitions. Word has length 169 [2024-11-08 19:18:25,900 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 19:18:25,900 INFO L471 AbstractCegarLoop]: Abstraction has 1739 states and 2458 transitions. [2024-11-08 19:18:25,900 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 14.625) internal successors, (117), 3 states have internal predecessors, (117), 3 states have call successors, (21), 7 states have call predecessors, (21), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2024-11-08 19:18:25,901 INFO L276 IsEmpty]: Start isEmpty. Operand 1739 states and 2458 transitions. [2024-11-08 19:18:25,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2024-11-08 19:18:25,912 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:18:25,912 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 19:18:25,913 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-08 19:18:25,913 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 19:18:25,913 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:18:25,914 INFO L85 PathProgramCache]: Analyzing trace with hash 1236018773, now seen corresponding path program 1 times [2024-11-08 19:18:25,914 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 19:18:25,914 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2061501897] [2024-11-08 19:18:25,914 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:18:25,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:18:30,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:18:31,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-08 19:18:31,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:18:31,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-08 19:18:31,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:18:32,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-11-08 19:18:32,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:18:32,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-11-08 19:18:32,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:18:32,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-08 19:18:32,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:18:32,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-08 19:18:32,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:18:32,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-08 19:18:32,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:18:32,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:18:32,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:18:32,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-08 19:18:32,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:18:32,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-08 19:18:32,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:18:32,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-08 19:18:32,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:18:32,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:18:32,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:18:32,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-08 19:18:32,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:18:32,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-08 19:18:32,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:18:32,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-08 19:18:32,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:18:32,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-08 19:18:32,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:18:32,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:18:32,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:18:32,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-08 19:18:32,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:18:32,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-08 19:18:32,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:18:32,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:18:32,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:18:32,858 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-11-08 19:18:32,858 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 19:18:32,858 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2061501897] [2024-11-08 19:18:32,858 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2061501897] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 19:18:32,858 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 19:18:32,859 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-08 19:18:32,859 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [267117419] [2024-11-08 19:18:32,859 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 19:18:32,860 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 19:18:32,861 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 19:18:32,862 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 19:18:32,862 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2024-11-08 19:18:32,862 INFO L87 Difference]: Start difference. First operand 1739 states and 2458 transitions. Second operand has 9 states, 9 states have (on average 14.11111111111111) internal successors, (127), 4 states have internal predecessors, (127), 2 states have call successors, (22), 7 states have call predecessors, (22), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-08 19:18:36,934 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 19:18:41,254 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.32s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 19:18:45,527 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.27s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 19:18:49,844 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.32s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 19:18:54,119 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.27s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 19:20:48,980 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 19:20:48,980 INFO L93 Difference]: Finished difference Result 4015 states and 5726 transitions. [2024-11-08 19:20:48,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-08 19:20:48,981 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.11111111111111) internal successors, (127), 4 states have internal predecessors, (127), 2 states have call successors, (22), 7 states have call predecessors, (22), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 184 [2024-11-08 19:20:48,982 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 19:20:49,000 INFO L225 Difference]: With dead ends: 4015 [2024-11-08 19:20:49,000 INFO L226 Difference]: Without dead ends: 2300 [2024-11-08 19:20:49,008 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=85, Invalid=221, Unknown=0, NotChecked=0, Total=306 [2024-11-08 19:20:49,009 INFO L432 NwaCegarLoop]: 555 mSDtfsCounter, 3781 mSDsluCounter, 2362 mSDsCounter, 0 mSdLazyCounter, 10087 mSolverCounterSat, 1912 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 130.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3833 SdHoareTripleChecker+Valid, 2917 SdHoareTripleChecker+Invalid, 12004 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 1912 IncrementalHoareTripleChecker+Valid, 10087 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 133.8s IncrementalHoareTripleChecker+Time [2024-11-08 19:20:49,009 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3833 Valid, 2917 Invalid, 12004 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [1912 Valid, 10087 Invalid, 5 Unknown, 0 Unchecked, 133.8s Time] [2024-11-08 19:20:49,014 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2300 states. [2024-11-08 19:20:49,151 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2300 to 1741. [2024-11-08 19:20:49,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1741 states, 1287 states have (on average 1.3605283605283605) internal successors, (1751), 1303 states have internal predecessors, (1751), 355 states have call successors, (355), 99 states have call predecessors, (355), 98 states have return successors, (354), 346 states have call predecessors, (354), 354 states have call successors, (354) [2024-11-08 19:20:49,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1741 states to 1741 states and 2460 transitions. [2024-11-08 19:20:49,167 INFO L78 Accepts]: Start accepts. Automaton has 1741 states and 2460 transitions. Word has length 184 [2024-11-08 19:20:49,167 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 19:20:49,168 INFO L471 AbstractCegarLoop]: Abstraction has 1741 states and 2460 transitions. [2024-11-08 19:20:49,168 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.11111111111111) internal successors, (127), 4 states have internal predecessors, (127), 2 states have call successors, (22), 7 states have call predecessors, (22), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-08 19:20:49,168 INFO L276 IsEmpty]: Start isEmpty. Operand 1741 states and 2460 transitions. [2024-11-08 19:20:49,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2024-11-08 19:20:49,179 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:20:49,179 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 19:20:49,180 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-08 19:20:49,180 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 19:20:49,180 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:20:49,181 INFO L85 PathProgramCache]: Analyzing trace with hash 655350094, now seen corresponding path program 1 times [2024-11-08 19:20:49,181 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 19:20:49,181 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [258566787] [2024-11-08 19:20:49,181 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:20:49,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:20:54,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:55,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-08 19:20:55,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:55,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-08 19:20:55,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:55,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-11-08 19:20:55,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:55,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-11-08 19:20:55,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:55,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-08 19:20:55,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:55,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-08 19:20:55,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:55,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:20:55,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:55,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-08 19:20:55,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:55,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-11-08 19:20:55,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:55,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:20:55,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:55,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-08 19:20:55,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:55,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-08 19:20:55,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:55,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-08 19:20:55,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:55,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:20:55,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:55,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-08 19:20:55,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:55,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-08 19:20:55,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:56,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-08 19:20:56,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:56,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-08 19:20:56,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:56,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:20:56,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:56,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-08 19:20:56,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:56,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-08 19:20:56,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:56,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:20:56,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:20:56,468 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-11-08 19:20:56,468 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 19:20:56,469 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [258566787] [2024-11-08 19:20:56,469 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [258566787] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 19:20:56,469 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 19:20:56,469 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-08 19:20:56,470 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [339247398] [2024-11-08 19:20:56,470 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 19:20:56,470 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 19:20:56,471 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 19:20:56,471 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 19:20:56,472 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2024-11-08 19:20:56,472 INFO L87 Difference]: Start difference. First operand 1741 states and 2460 transitions. Second operand has 9 states, 9 states have (on average 14.555555555555555) internal successors, (131), 4 states have internal predecessors, (131), 2 states have call successors, (24), 7 states have call predecessors, (24), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-08 19:21:00,549 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 19:21:04,824 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.27s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 19:21:09,096 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.27s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 19:21:13,392 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.29s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 19:21:17,741 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.35s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 19:23:09,576 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 19:23:09,577 INFO L93 Difference]: Finished difference Result 4020 states and 5731 transitions. [2024-11-08 19:23:09,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-08 19:23:09,577 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.555555555555555) internal successors, (131), 4 states have internal predecessors, (131), 2 states have call successors, (24), 7 states have call predecessors, (24), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 196 [2024-11-08 19:23:09,578 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 19:23:09,597 INFO L225 Difference]: With dead ends: 4020 [2024-11-08 19:23:09,597 INFO L226 Difference]: Without dead ends: 2303 [2024-11-08 19:23:09,605 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=85, Invalid=221, Unknown=0, NotChecked=0, Total=306 [2024-11-08 19:23:09,606 INFO L432 NwaCegarLoop]: 555 mSDtfsCounter, 4483 mSDsluCounter, 2035 mSDsCounter, 0 mSdLazyCounter, 8494 mSolverCounterSat, 2746 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 126.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4534 SdHoareTripleChecker+Valid, 2590 SdHoareTripleChecker+Invalid, 11245 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 2746 IncrementalHoareTripleChecker+Valid, 8494 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 130.5s IncrementalHoareTripleChecker+Time [2024-11-08 19:23:09,606 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4534 Valid, 2590 Invalid, 11245 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [2746 Valid, 8494 Invalid, 5 Unknown, 0 Unchecked, 130.5s Time] [2024-11-08 19:23:09,611 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2303 states. [2024-11-08 19:23:09,765 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2303 to 1741. [2024-11-08 19:23:09,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1741 states, 1287 states have (on average 1.3605283605283605) internal successors, (1751), 1303 states have internal predecessors, (1751), 355 states have call successors, (355), 99 states have call predecessors, (355), 98 states have return successors, (354), 346 states have call predecessors, (354), 354 states have call successors, (354) [2024-11-08 19:23:09,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1741 states to 1741 states and 2460 transitions. [2024-11-08 19:23:09,782 INFO L78 Accepts]: Start accepts. Automaton has 1741 states and 2460 transitions. Word has length 196 [2024-11-08 19:23:09,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 19:23:09,783 INFO L471 AbstractCegarLoop]: Abstraction has 1741 states and 2460 transitions. [2024-11-08 19:23:09,783 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.555555555555555) internal successors, (131), 4 states have internal predecessors, (131), 2 states have call successors, (24), 7 states have call predecessors, (24), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-08 19:23:09,783 INFO L276 IsEmpty]: Start isEmpty. Operand 1741 states and 2460 transitions. [2024-11-08 19:23:09,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2024-11-08 19:23:09,795 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:23:09,796 INFO L215 NwaCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 19:23:09,796 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-08 19:23:09,796 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 19:23:09,797 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:23:09,797 INFO L85 PathProgramCache]: Analyzing trace with hash 1984528285, now seen corresponding path program 1 times [2024-11-08 19:23:09,797 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 19:23:09,797 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [726140088] [2024-11-08 19:23:09,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:23:09,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:23:15,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:23:15,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-08 19:23:15,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:23:15,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-08 19:23:15,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:23:16,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-11-08 19:23:16,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:23:16,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-11-08 19:23:16,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:23:16,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-08 19:23:16,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:23:16,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-08 19:23:16,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:23:16,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:23:16,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:23:16,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-08 19:23:16,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:23:16,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:23:16,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:23:16,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-08 19:23:16,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:23:16,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:23:16,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:23:16,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-08 19:23:16,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:23:16,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-08 19:23:16,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:23:16,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-08 19:23:16,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:23:16,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-08 19:23:16,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:23:16,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-08 19:23:16,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:23:16,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:23:16,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:23:16,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-08 19:23:16,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:23:16,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-08 19:23:16,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:23:16,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-08 19:23:16,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:23:16,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:23:16,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:23:16,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-08 19:23:16,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:23:16,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-08 19:23:16,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:23:16,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-08 19:23:16,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:23:16,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-08 19:23:16,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:23:16,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:23:16,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:23:16,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-08 19:23:16,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:23:17,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-08 19:23:17,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:23:17,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:23:17,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:23:17,038 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2024-11-08 19:23:17,038 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 19:23:17,038 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [726140088] [2024-11-08 19:23:17,038 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [726140088] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 19:23:17,038 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 19:23:17,039 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-08 19:23:17,039 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [692544392] [2024-11-08 19:23:17,039 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 19:23:17,040 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 19:23:17,040 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 19:23:17,040 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 19:23:17,041 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-08 19:23:17,041 INFO L87 Difference]: Start difference. First operand 1741 states and 2460 transitions. Second operand has 9 states, 9 states have (on average 17.666666666666668) internal successors, (159), 3 states have internal predecessors, (159), 2 states have call successors, (31), 8 states have call predecessors, (31), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-08 19:23:21,102 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 19:23:25,373 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.27s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 19:23:29,746 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.37s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 19:23:34,150 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.40s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 19:23:38,425 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.27s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 19:25:17,757 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 19:25:17,757 INFO L93 Difference]: Finished difference Result 3758 states and 5388 transitions. [2024-11-08 19:25:17,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-08 19:25:17,758 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 17.666666666666668) internal successors, (159), 3 states have internal predecessors, (159), 2 states have call successors, (31), 8 states have call predecessors, (31), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 244 [2024-11-08 19:25:17,758 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 19:25:17,772 INFO L225 Difference]: With dead ends: 3758 [2024-11-08 19:25:17,773 INFO L226 Difference]: Without dead ends: 2041 [2024-11-08 19:25:17,780 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=58, Invalid=124, Unknown=0, NotChecked=0, Total=182 [2024-11-08 19:25:17,782 INFO L432 NwaCegarLoop]: 300 mSDtfsCounter, 4022 mSDsluCounter, 1133 mSDsCounter, 0 mSdLazyCounter, 7366 mSolverCounterSat, 2394 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 115.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4044 SdHoareTripleChecker+Valid, 1433 SdHoareTripleChecker+Invalid, 9765 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 2394 IncrementalHoareTripleChecker+Valid, 7366 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 118.9s IncrementalHoareTripleChecker+Time [2024-11-08 19:25:17,782 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4044 Valid, 1433 Invalid, 9765 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [2394 Valid, 7366 Invalid, 5 Unknown, 0 Unchecked, 118.9s Time] [2024-11-08 19:25:17,786 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2041 states. [2024-11-08 19:25:17,939 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2041 to 1742. [2024-11-08 19:25:17,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1742 states, 1288 states have (on average 1.360248447204969) internal successors, (1752), 1304 states have internal predecessors, (1752), 355 states have call successors, (355), 99 states have call predecessors, (355), 98 states have return successors, (354), 346 states have call predecessors, (354), 354 states have call successors, (354) [2024-11-08 19:25:17,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1742 states to 1742 states and 2461 transitions. [2024-11-08 19:25:17,956 INFO L78 Accepts]: Start accepts. Automaton has 1742 states and 2461 transitions. Word has length 244 [2024-11-08 19:25:17,956 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 19:25:17,958 INFO L471 AbstractCegarLoop]: Abstraction has 1742 states and 2461 transitions. [2024-11-08 19:25:17,958 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 17.666666666666668) internal successors, (159), 3 states have internal predecessors, (159), 2 states have call successors, (31), 8 states have call predecessors, (31), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-08 19:25:17,958 INFO L276 IsEmpty]: Start isEmpty. Operand 1742 states and 2461 transitions. [2024-11-08 19:25:17,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2024-11-08 19:25:17,970 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:25:17,971 INFO L215 NwaCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 19:25:17,971 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-08 19:25:17,971 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 19:25:17,971 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:25:17,972 INFO L85 PathProgramCache]: Analyzing trace with hash -416105125, now seen corresponding path program 1 times [2024-11-08 19:25:17,972 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 19:25:17,972 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1042380187] [2024-11-08 19:25:17,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:25:17,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:25:23,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:25:24,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-08 19:25:24,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:25:24,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-08 19:25:24,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:25:24,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-11-08 19:25:24,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:25:24,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-11-08 19:25:24,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:25:24,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-08 19:25:24,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:25:24,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-08 19:25:24,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:25:24,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:25:24,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:25:24,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-08 19:25:24,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:25:24,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:25:24,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:25:24,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-08 19:25:24,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:25:24,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:25:24,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:25:24,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-08 19:25:24,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:25:25,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-08 19:25:25,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:25:25,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-08 19:25:25,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:25:25,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-08 19:25:25,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:25:25,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-08 19:25:25,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:25:25,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:25:25,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:25:25,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-08 19:25:25,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:25:25,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-08 19:25:25,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:25:25,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-08 19:25:25,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:25:25,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:25:25,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:25:25,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-08 19:25:25,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:25:25,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-08 19:25:25,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:25:25,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-08 19:25:25,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:25:25,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-08 19:25:25,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:25:25,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:25:25,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:25:25,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-08 19:25:25,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:25:25,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-08 19:25:25,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:25:25,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:25:25,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:25:25,785 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2024-11-08 19:25:25,785 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 19:25:25,786 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1042380187] [2024-11-08 19:25:25,786 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1042380187] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 19:25:25,786 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 19:25:25,786 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-08 19:25:25,787 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1498259137] [2024-11-08 19:25:25,787 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 19:25:25,788 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-08 19:25:25,788 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 19:25:25,789 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-08 19:25:25,789 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2024-11-08 19:25:25,789 INFO L87 Difference]: Start difference. First operand 1742 states and 2461 transitions. Second operand has 10 states, 10 states have (on average 15.9) internal successors, (159), 4 states have internal predecessors, (159), 3 states have call successors, (31), 8 states have call predecessors, (31), 1 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) [2024-11-08 19:25:29,868 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 19:25:34,153 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.28s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 19:25:38,466 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.31s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 19:25:42,748 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.28s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 19:25:47,057 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.31s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 19:27:17,292 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 19:27:17,292 INFO L93 Difference]: Finished difference Result 3759 states and 5388 transitions. [2024-11-08 19:27:17,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-08 19:27:17,293 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 15.9) internal successors, (159), 4 states have internal predecessors, (159), 3 states have call successors, (31), 8 states have call predecessors, (31), 1 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) Word has length 244 [2024-11-08 19:27:17,293 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 19:27:17,307 INFO L225 Difference]: With dead ends: 3759 [2024-11-08 19:27:17,307 INFO L226 Difference]: Without dead ends: 2041 [2024-11-08 19:27:17,315 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=77, Invalid=195, Unknown=0, NotChecked=0, Total=272 [2024-11-08 19:27:17,316 INFO L432 NwaCegarLoop]: 296 mSDtfsCounter, 5346 mSDsluCounter, 1113 mSDsCounter, 0 mSdLazyCounter, 7628 mSolverCounterSat, 2748 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 106.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5375 SdHoareTripleChecker+Valid, 1409 SdHoareTripleChecker+Invalid, 10381 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2748 IncrementalHoareTripleChecker+Valid, 7628 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 109.6s IncrementalHoareTripleChecker+Time [2024-11-08 19:27:17,316 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5375 Valid, 1409 Invalid, 10381 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2748 Valid, 7628 Invalid, 5 Unknown, 0 Unchecked, 109.6s Time] [2024-11-08 19:27:17,321 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2041 states. [2024-11-08 19:27:17,559 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2041 to 1742. [2024-11-08 19:27:17,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1742 states, 1288 states have (on average 1.359472049689441) internal successors, (1751), 1304 states have internal predecessors, (1751), 355 states have call successors, (355), 99 states have call predecessors, (355), 98 states have return successors, (354), 346 states have call predecessors, (354), 354 states have call successors, (354) [2024-11-08 19:27:17,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1742 states to 1742 states and 2460 transitions. [2024-11-08 19:27:17,576 INFO L78 Accepts]: Start accepts. Automaton has 1742 states and 2460 transitions. Word has length 244 [2024-11-08 19:27:17,577 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 19:27:17,577 INFO L471 AbstractCegarLoop]: Abstraction has 1742 states and 2460 transitions. [2024-11-08 19:27:17,577 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 15.9) internal successors, (159), 4 states have internal predecessors, (159), 3 states have call successors, (31), 8 states have call predecessors, (31), 1 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) [2024-11-08 19:27:17,578 INFO L276 IsEmpty]: Start isEmpty. Operand 1742 states and 2460 transitions. [2024-11-08 19:27:17,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2024-11-08 19:27:17,590 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:27:17,590 INFO L215 NwaCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 19:27:17,590 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-08 19:27:17,591 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 19:27:17,591 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:27:17,591 INFO L85 PathProgramCache]: Analyzing trace with hash 1991460760, now seen corresponding path program 1 times [2024-11-08 19:27:17,592 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 19:27:17,592 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [904220139] [2024-11-08 19:27:17,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:27:17,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:27:22,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:27:23,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-08 19:27:23,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:27:23,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-08 19:27:23,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:27:23,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-11-08 19:27:23,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:27:23,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-11-08 19:27:23,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:27:23,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-08 19:27:23,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:27:23,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-08 19:27:23,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:27:23,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:27:23,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:27:23,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-08 19:27:23,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:27:23,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:27:23,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:27:23,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-08 19:27:23,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:27:23,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:27:23,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:27:23,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-08 19:27:23,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:27:23,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-08 19:27:23,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:27:23,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-08 19:27:23,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:27:23,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-08 19:27:23,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:27:23,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-08 19:27:23,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:27:23,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:27:23,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:27:23,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-08 19:27:23,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:27:23,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-08 19:27:23,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:27:23,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-08 19:27:23,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:27:23,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:27:23,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:27:23,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-08 19:27:23,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:27:23,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-08 19:27:23,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:27:23,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-08 19:27:23,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:27:23,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-08 19:27:23,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:27:23,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:27:23,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:27:23,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-08 19:27:23,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:27:24,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-08 19:27:24,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:27:24,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 19:27:24,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:27:24,091 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-11-08 19:27:24,091 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 19:27:24,091 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [904220139] [2024-11-08 19:27:24,091 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [904220139] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 19:27:24,092 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 19:27:24,092 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-08 19:27:24,092 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1182721430] [2024-11-08 19:27:24,092 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 19:27:24,094 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 19:27:24,094 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 19:27:24,095 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 19:27:24,095 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-08 19:27:24,096 INFO L87 Difference]: Start difference. First operand 1742 states and 2460 transitions. Second operand has 9 states, 9 states have (on average 17.444444444444443) internal successors, (157), 3 states have internal predecessors, (157), 2 states have call successors, (31), 8 states have call predecessors, (31), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-08 19:27:28,169 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 19:27:32,435 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.27s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 19:27:36,778 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.34s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 19:27:41,083 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.30s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 19:27:45,359 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.27s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []