./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--rtlwifi--rtl8192se--rtl8192se.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e7bb482b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5adee07-a81e-4807-9846-d98ef1c9c2e9/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5adee07-a81e-4807-9846-d98ef1c9c2e9/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5adee07-a81e-4807-9846-d98ef1c9c2e9/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5adee07-a81e-4807-9846-d98ef1c9c2e9/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--rtlwifi--rtl8192se--rtl8192se.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5adee07-a81e-4807-9846-d98ef1c9c2e9/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5adee07-a81e-4807-9846-d98ef1c9c2e9/bin/uautomizer-verify-WvqO1wxjHP --witnessprinter.witness.filename witness.graphml --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 079e0853edf82767eb868f3965b8963752db80acaa33dba660b3f9bc983f76af --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:44:54,384 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:44:54,459 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5adee07-a81e-4807-9846-d98ef1c9c2e9/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-06 22:44:54,464 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:44:54,465 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:44:54,493 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:44:54,494 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:44:54,495 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:44:54,496 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 22:44:54,496 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 22:44:54,497 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:44:54,498 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:44:54,498 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:44:54,499 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:44:54,500 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 22:44:54,500 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 22:44:54,501 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:44:54,501 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 22:44:54,502 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 22:44:54,502 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 22:44:54,503 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:44:54,503 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:44:54,504 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:44:54,504 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:44:54,505 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 22:44:54,505 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:44:54,506 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:44:54,506 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 22:44:54,507 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 22:44:54,507 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 22:44:54,508 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 22:44:54,508 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 22:44:54,508 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 22:44:54,509 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 22:44:54,509 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 22:44:54,509 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 22:44:54,509 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_d5adee07-a81e-4807-9846-d98ef1c9c2e9/bin/uautomizer-verify-WvqO1wxjHP/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5adee07-a81e-4807-9846-d98ef1c9c2e9/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 079e0853edf82767eb868f3965b8963752db80acaa33dba660b3f9bc983f76af [2023-11-06 22:44:54,748 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:44:54,770 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:44:54,773 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:44:54,774 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:44:54,775 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:44:54,776 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5adee07-a81e-4807-9846-d98ef1c9c2e9/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--rtlwifi--rtl8192se--rtl8192se.ko-entry_point.cil.out.i [2023-11-06 22:44:57,993 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:44:58,780 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:44:58,781 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5adee07-a81e-4807-9846-d98ef1c9c2e9/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--rtlwifi--rtl8192se--rtl8192se.ko-entry_point.cil.out.i [2023-11-06 22:44:58,839 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5adee07-a81e-4807-9846-d98ef1c9c2e9/bin/uautomizer-verify-WvqO1wxjHP/data/2ad5c3b6e/f795d33ab30e451fa0cf13973325968a/FLAGa4658c307 [2023-11-06 22:44:58,854 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5adee07-a81e-4807-9846-d98ef1c9c2e9/bin/uautomizer-verify-WvqO1wxjHP/data/2ad5c3b6e/f795d33ab30e451fa0cf13973325968a [2023-11-06 22:44:58,857 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:44:58,861 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:44:58,864 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:44:58,865 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:44:58,871 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:44:58,871 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:44:58" (1/1) ... [2023-11-06 22:44:58,872 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40de6395 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:44:58, skipping insertion in model container [2023-11-06 22:44:58,873 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:44:58" (1/1) ... [2023-11-06 22:44:59,156 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:45:00,260 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5adee07-a81e-4807-9846-d98ef1c9c2e9/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--rtlwifi--rtl8192se--rtl8192se.ko-entry_point.cil.out.i[216422,216435] [2023-11-06 22:45:03,480 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:45:03,596 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:45:03,767 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& kernel_stack)); [7581] [2023-11-06 22:45:03,769 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& kernel_stack)); [7584] [2023-11-06 22:45:03,770 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& kernel_stack)); [7587] [2023-11-06 22:45:03,770 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& kernel_stack)); [7590] [2023-11-06 22:45:03,772 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7610] [2023-11-06 22:45:03,773 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7618] [2023-11-06 22:45:03,774 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7621] [2023-11-06 22:45:03,827 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5adee07-a81e-4807-9846-d98ef1c9c2e9/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--rtlwifi--rtl8192se--rtl8192se.ko-entry_point.cil.out.i[216422,216435] [2023-11-06 22:45:03,960 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [9738] [2023-11-06 22:45:03,960 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [9741] [2023-11-06 22:45:03,960 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [9744] [2023-11-06 22:45:03,961 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [9747] [2023-11-06 22:45:04,419 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [17256] [2023-11-06 22:45:04,549 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/asm-generic/dma-mapping-common.h"), "i" (19), "i" (12UL)); [19042-19043] [2023-11-06 22:45:04,631 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [19848] [2023-11-06 22:45:04,633 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [19859] [2023-11-06 22:45:04,646 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [19871] [2023-11-06 22:45:04,647 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [19886] [2023-11-06 22:45:04,668 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:45:04,799 WARN L672 CHandler]: The function __VERIFIER_nondet_u8 is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 22:45:04,799 WARN L672 CHandler]: The function __VERIFIER_nondet_u32 is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 22:45:04,799 WARN L672 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 22:45:04,807 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:45:04,807 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:45:04 WrapperNode [2023-11-06 22:45:04,808 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:45:04,809 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:45:04,809 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:45:04,809 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:45:04,816 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:45:04" (1/1) ... [2023-11-06 22:45:05,024 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:45:04" (1/1) ... [2023-11-06 22:45:05,913 INFO L138 Inliner]: procedures = 346, calls = 6848, calls flagged for inlining = 165, calls inlined = 158, statements flattened = 20539 [2023-11-06 22:45:05,914 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:45:05,915 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:45:05,915 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:45:05,915 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:45:05,925 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:45:04" (1/1) ... [2023-11-06 22:45:05,925 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:45:04" (1/1) ... [2023-11-06 22:45:06,262 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:45:04" (1/1) ... [2023-11-06 22:45:06,263 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:45:04" (1/1) ... [2023-11-06 22:45:06,996 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:45:04" (1/1) ... [2023-11-06 22:45:07,190 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:45:04" (1/1) ... [2023-11-06 22:45:07,261 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:45:04" (1/1) ... [2023-11-06 22:45:07,326 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:45:04" (1/1) ... [2023-11-06 22:45:07,485 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:45:07,486 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:45:07,486 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:45:07,486 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:45:07,487 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:45:04" (1/1) ... [2023-11-06 22:45:07,494 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:45:07,506 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5adee07-a81e-4807-9846-d98ef1c9c2e9/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:45:07,523 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5adee07-a81e-4807-9846-d98ef1c9c2e9/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 22:45:07,537 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5adee07-a81e-4807-9846-d98ef1c9c2e9/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 22:45:07,560 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_config_rf [2023-11-06 22:45:07,561 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_config_rf [2023-11-06 22:45:07,561 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_check_bssid [2023-11-06 22:45:07,561 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_check_bssid [2023-11-06 22:45:07,561 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_dm_init_edca_turbo [2023-11-06 22:45:07,561 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_dm_init_edca_turbo [2023-11-06 22:45:07,562 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_sw_chnl [2023-11-06 22:45:07,562 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_sw_chnl [2023-11-06 22:45:07,562 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_bb_reg [2023-11-06 22:45:07,562 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_bb_reg [2023-11-06 22:45:07,562 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-06 22:45:07,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-06 22:45:07,563 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-06 22:45:07,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-06 22:45:07,563 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_set_rfreg [2023-11-06 22:45:07,563 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_set_rfreg [2023-11-06 22:45:07,563 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2023-11-06 22:45:07,564 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2023-11-06 22:45:07,564 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2023-11-06 22:45:07,564 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2023-11-06 22:45:07,564 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-06 22:45:07,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-06 22:45:07,565 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u8~0~X~$Pointer$~TO~VOID [2023-11-06 22:45:07,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u8~0~X~$Pointer$~TO~VOID [2023-11-06 22:45:07,565 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_beacon_interval [2023-11-06 22:45:07,565 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_beacon_interval [2023-11-06 22:45:07,565 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_txpower [2023-11-06 22:45:07,566 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_txpower [2023-11-06 22:45:07,566 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_read_word [2023-11-06 22:45:07,566 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_read_word [2023-11-06 22:45:07,566 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_suspend [2023-11-06 22:45:07,566 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_suspend [2023-11-06 22:45:07,566 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_deinit_sw_vars [2023-11-06 22:45:07,566 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_deinit_sw_vars [2023-11-06 22:45:07,567 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_firmware_get_nextstatus [2023-11-06 22:45:07,567 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_firmware_get_nextstatus [2023-11-06 22:45:07,567 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_read_byte [2023-11-06 22:45:07,567 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_read_byte [2023-11-06 22:45:07,567 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-06 22:45:07,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-06 22:45:07,568 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_beacon_related_registers [2023-11-06 22:45:07,568 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_beacon_related_registers [2023-11-06 22:45:07,568 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_write_word [2023-11-06 22:45:07,568 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_write_word [2023-11-06 22:45:07,568 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_signal_scale_mapping [2023-11-06 22:45:07,568 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_signal_scale_mapping [2023-11-06 22:45:07,569 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2023-11-06 22:45:07,569 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2023-11-06 22:45:07,569 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_write_byte [2023-11-06 22:45:07,569 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_write_byte [2023-11-06 22:45:07,569 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_pci_suspend [2023-11-06 22:45:07,569 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_pci_suspend [2023-11-06 22:45:07,570 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-06 22:45:07,570 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-06 22:45:07,570 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_config_bb [2023-11-06 22:45:07,570 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_config_bb [2023-11-06 22:45:07,570 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-06 22:45:07,570 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-06 22:45:07,571 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_enable_hw_security_config [2023-11-06 22:45:07,571 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_enable_hw_security_config [2023-11-06 22:45:07,571 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_init_sw_leds [2023-11-06 22:45:07,571 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_init_sw_leds [2023-11-06 22:45:07,571 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2023-11-06 22:45:07,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2023-11-06 22:45:07,572 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-06 22:45:07,572 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-06 22:45:07,572 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_check_ephy_switchready [2023-11-06 22:45:07,572 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_check_ephy_switchready [2023-11-06 22:45:07,572 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-06 22:45:07,572 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_write_dword [2023-11-06 22:45:07,573 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_write_dword [2023-11-06 22:45:07,573 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_qos [2023-11-06 22:45:07,573 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_qos [2023-11-06 22:45:07,573 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_bw_mode [2023-11-06 22:45:07,573 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_bw_mode [2023-11-06 22:45:07,573 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-06 22:45:07,573 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92se_rf_onoff_detect [2023-11-06 22:45:07,574 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92se_rf_onoff_detect [2023-11-06 22:45:07,574 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u32 [2023-11-06 22:45:07,574 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_tx_fill_cmddesc [2023-11-06 22:45:07,574 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_tx_fill_cmddesc [2023-11-06 22:45:07,574 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-06 22:45:07,574 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-06 22:45:07,575 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_set_rfhalt [2023-11-06 22:45:07,575 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_set_rfhalt [2023-11-06 22:45:07,575 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_update_interrupt_mask [2023-11-06 22:45:07,575 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_update_interrupt_mask [2023-11-06 22:45:07,575 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_cmd_send_packet [2023-11-06 22:45:07,575 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_cmd_send_packet [2023-11-06 22:45:07,576 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_ctl [2023-11-06 22:45:07,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_ctl [2023-11-06 22:45:07,576 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~TO~VOID [2023-11-06 22:45:07,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~TO~VOID [2023-11-06 22:45:07,576 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_rf_serial_read [2023-11-06 22:45:07,576 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_rf_serial_read [2023-11-06 22:45:07,576 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_network_type [2023-11-06 22:45:07,577 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_network_type [2023-11-06 22:45:07,577 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-06 22:45:07,577 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_enable_interrupt [2023-11-06 22:45:07,577 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_enable_interrupt [2023-11-06 22:45:07,577 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-06 22:45:07,577 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_set_sw_chnl_cmdarray [2023-11-06 22:45:07,578 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_set_sw_chnl_cmdarray [2023-11-06 22:45:07,578 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-06 22:45:07,578 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-06 22:45:07,578 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_key [2023-11-06 22:45:07,578 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_key [2023-11-06 22:45:07,578 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_led_control [2023-11-06 22:45:07,579 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_led_control [2023-11-06 22:45:07,579 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_chk_fwcmd_iodone [2023-11-06 22:45:07,579 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_chk_fwcmd_iodone [2023-11-06 22:45:07,579 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_hw_reg [2023-11-06 22:45:07,579 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_hw_reg [2023-11-06 22:45:07,579 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_nullfunc [2023-11-06 22:45:07,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_nullfunc [2023-11-06 22:45:07,580 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2023-11-06 22:45:07,580 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2023-11-06 22:45:07,580 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92se_init_led [2023-11-06 22:45:07,580 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92se_init_led [2023-11-06 22:45:07,580 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-11-06 22:45:07,580 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-11-06 22:45:07,581 INFO L130 BoogieDeclarations]: Found specification of procedure get_rf_type [2023-11-06 22:45:07,581 INFO L138 BoogieDeclarations]: Found implementation of procedure get_rf_type [2023-11-06 22:45:07,581 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_gpio_radio_on_off_checking [2023-11-06 22:45:07,581 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_gpio_radio_on_off_checking [2023-11-06 22:45:07,581 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_get_desc [2023-11-06 22:45:07,581 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_get_desc [2023-11-06 22:45:07,581 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-06 22:45:07,582 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-06 22:45:07,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-06 22:45:07,582 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_has_protected [2023-11-06 22:45:07,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_has_protected [2023-11-06 22:45:07,582 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-06 22:45:07,582 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-06 22:45:07,583 INFO L130 BoogieDeclarations]: Found specification of procedure is_hal_stop [2023-11-06 22:45:07,583 INFO L138 BoogieDeclarations]: Found implementation of procedure is_hal_stop [2023-11-06 22:45:07,583 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_tx_fill_desc [2023-11-06 22:45:07,583 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_tx_fill_desc [2023-11-06 22:45:07,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-06 22:45:07,583 INFO L130 BoogieDeclarations]: Found specification of procedure jiffies_to_msecs [2023-11-06 22:45:07,583 INFO L138 BoogieDeclarations]: Found implementation of procedure jiffies_to_msecs [2023-11-06 22:45:07,584 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_pci_resume [2023-11-06 22:45:07,584 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_pci_resume [2023-11-06 22:45:07,584 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~~u32~0 [2023-11-06 22:45:07,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~~u32~0 [2023-11-06 22:45:07,584 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-06 22:45:07,584 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_beacon_hwreg [2023-11-06 22:45:07,585 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_beacon_hwreg [2023-11-06 22:45:07,585 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-06 22:45:07,585 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-06 22:45:07,585 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_calculate_bit_shift [2023-11-06 22:45:07,585 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_calculate_bit_shift [2023-11-06 22:45:07,585 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-06 22:45:07,585 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-06 22:45:07,586 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2023-11-06 22:45:07,586 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2023-11-06 22:45:07,586 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_interrupt_recognized [2023-11-06 22:45:07,586 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_interrupt_recognized [2023-11-06 22:45:07,586 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_fw_set_rqpn [2023-11-06 22:45:07,586 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_fw_set_rqpn [2023-11-06 22:45:07,587 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_query_rxpwrpercentage [2023-11-06 22:45:07,587 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_query_rxpwrpercentage [2023-11-06 22:45:07,587 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_beacon [2023-11-06 22:45:07,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_beacon [2023-11-06 22:45:07,587 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~~u16~0 [2023-11-06 22:45:07,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~~u16~0 [2023-11-06 22:45:07,587 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-06 22:45:07,588 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_fw_cmd [2023-11-06 22:45:07,588 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_fw_cmd [2023-11-06 22:45:07,588 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_tx_polling [2023-11-06 22:45:07,588 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_tx_polling [2023-11-06 22:45:07,588 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2023-11-06 22:45:07,588 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2023-11-06 22:45:07,588 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-06 22:45:07,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-06 22:45:07,589 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_get_bbreg [2023-11-06 22:45:07,589 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_get_bbreg [2023-11-06 22:45:07,589 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~~u8~0 [2023-11-06 22:45:07,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~~u8~0 [2023-11-06 22:45:07,589 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-06 22:45:07,589 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_query_bb_reg [2023-11-06 22:45:07,590 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_query_bb_reg [2023-11-06 22:45:07,590 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_read_eeprom_info [2023-11-06 22:45:07,590 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_read_eeprom_info [2023-11-06 22:45:07,590 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_cpu_idle [2023-11-06 22:45:07,590 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_cpu_idle [2023-11-06 22:45:07,590 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 22:45:07,590 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_rf_reg [2023-11-06 22:45:07,591 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_rf_reg [2023-11-06 22:45:07,591 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_scan_operation_backup [2023-11-06 22:45:07,591 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_scan_operation_backup [2023-11-06 22:45:07,591 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92se_set_media_status [2023-11-06 22:45:07,591 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92se_set_media_status [2023-11-06 22:45:07,591 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_set_bbreg [2023-11-06 22:45:07,591 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_set_bbreg [2023-11-06 22:45:07,592 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-06 22:45:07,592 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-06 22:45:07,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-06 22:45:07,592 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2023-11-06 22:45:07,592 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2023-11-06 22:45:07,592 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-06 22:45:07,592 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_disable_interrupt [2023-11-06 22:45:07,593 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_disable_interrupt [2023-11-06 22:45:07,593 INFO L130 BoogieDeclarations]: Found specification of procedure ether_addr_equal [2023-11-06 22:45:07,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ether_addr_equal [2023-11-06 22:45:07,593 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-06 22:45:07,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-06 22:45:07,593 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2023-11-06 22:45:07,593 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2023-11-06 22:45:07,594 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_set_sysclk [2023-11-06 22:45:07,594 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_set_sysclk [2023-11-06 22:45:07,594 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_update_hal_rate_tbl [2023-11-06 22:45:07,594 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_update_hal_rate_tbl [2023-11-06 22:45:07,594 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_sw_led_off [2023-11-06 22:45:07,594 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_sw_led_off [2023-11-06 22:45:07,595 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_len [2023-11-06 22:45:07,595 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_len [2023-11-06 22:45:07,595 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_resume [2023-11-06 22:45:07,595 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_resume [2023-11-06 22:45:07,595 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92se_halset_sysclk [2023-11-06 22:45:07,595 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92se_halset_sysclk [2023-11-06 22:45:07,595 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_rx_query_desc [2023-11-06 22:45:07,596 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_rx_query_desc [2023-11-06 22:45:07,596 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_read_dword [2023-11-06 22:45:07,596 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_read_dword [2023-11-06 22:45:07,596 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_allow_all_destaddr [2023-11-06 22:45:07,596 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_allow_all_destaddr [2023-11-06 22:45:07,596 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2023-11-06 22:45:07,596 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2023-11-06 22:45:07,597 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_hw_init [2023-11-06 22:45:07,597 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_hw_init [2023-11-06 22:45:07,597 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_sw_led_on [2023-11-06 22:45:07,597 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_sw_led_on [2023-11-06 22:45:07,597 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8192se_gpiobit3_cfg_inputmode [2023-11-06 22:45:07,597 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8192se_gpiobit3_cfg_inputmode [2023-11-06 22:45:07,597 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-11-06 22:45:07,598 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-11-06 22:45:07,598 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_cam_add_one_entry [2023-11-06 22:45:07,598 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_cam_add_one_entry [2023-11-06 22:45:07,598 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_update_channel_access_setting [2023-11-06 22:45:07,598 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_update_channel_access_setting [2023-11-06 22:45:07,598 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_card_disable [2023-11-06 22:45:07,598 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_card_disable [2023-11-06 22:45:07,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-06 22:45:07,599 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_pci_disconnect [2023-11-06 22:45:07,599 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_pci_disconnect [2023-11-06 22:45:07,599 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_rf_power_state [2023-11-06 22:45:07,599 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_rf_power_state [2023-11-06 22:45:07,599 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u8 [2023-11-06 22:45:07,599 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:45:07,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:45:07,600 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_desc [2023-11-06 22:45:07,600 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_desc [2023-11-06 22:45:07,600 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_init_sw_vars [2023-11-06 22:45:07,600 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_init_sw_vars [2023-11-06 22:45:07,600 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_get_hw_reg [2023-11-06 22:45:07,600 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_get_hw_reg [2023-11-06 22:45:07,601 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_query_rf_reg [2023-11-06 22:45:07,601 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_query_rf_reg [2023-11-06 22:45:07,601 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_dm_watchdog [2023-11-06 22:45:07,601 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_dm_watchdog [2023-11-06 22:45:09,233 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:45:09,238 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:45:10,778 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-06 22:45:42,987 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:45:43,037 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:45:43,038 INFO L302 CfgBuilder]: Removed 22 assume(true) statements. [2023-11-06 22:45:43,050 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:45:43 BoogieIcfgContainer [2023-11-06 22:45:43,051 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:45:43,058 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 22:45:43,058 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 22:45:43,062 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 22:45:43,062 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:44:58" (1/3) ... [2023-11-06 22:45:43,068 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55e3c906 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:45:43, skipping insertion in model container [2023-11-06 22:45:43,069 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:45:04" (2/3) ... [2023-11-06 22:45:43,070 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55e3c906 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:45:43, skipping insertion in model container [2023-11-06 22:45:43,070 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:45:43" (3/3) ... [2023-11-06 22:45:43,071 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--rtlwifi--rtl8192se--rtl8192se.ko-entry_point.cil.out.i [2023-11-06 22:45:43,091 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 22:45:43,092 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 22:45:43,319 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 22:45:43,329 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@32659bb5, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 22:45:43,329 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 22:45:43,361 INFO L276 IsEmpty]: Start isEmpty. Operand has 7623 states, 5754 states have (on average 1.5333680917622523) internal successors, (8823), 5891 states have internal predecessors, (8823), 1769 states have call successors, (1769), 121 states have call predecessors, (1769), 120 states have return successors, (1764), 1697 states have call predecessors, (1764), 1764 states have call successors, (1764) [2023-11-06 22:45:43,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2023-11-06 22:45:43,384 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:45:43,385 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:45:43,386 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:45:43,391 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:45:43,391 INFO L85 PathProgramCache]: Analyzing trace with hash -1021427004, now seen corresponding path program 1 times [2023-11-06 22:45:43,401 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:45:43,401 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1497242353] [2023-11-06 22:45:43,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:45:43,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:45:44,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:45:45,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 22:45:45,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:45:45,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-06 22:45:45,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:45:45,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-06 22:45:45,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:45:45,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-06 22:45:45,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:45:45,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-11-06 22:45:45,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:45:45,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-06 22:45:45,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:45:45,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-06 22:45:45,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:45:45,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-06 22:45:45,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:45:45,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-06 22:45:45,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:45:45,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-11-06 22:45:45,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:45:45,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-06 22:45:45,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:45:45,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2023-11-06 22:45:45,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:45:45,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2023-11-06 22:45:45,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:45:45,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-06 22:45:45,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:45:45,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-11-06 22:45:45,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:45:45,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-11-06 22:45:45,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:45:45,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-11-06 22:45:45,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:45:45,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2023-11-06 22:45:45,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:45:45,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2023-11-06 22:45:45,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:45:45,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2023-11-06 22:45:45,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:45:45,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2023-11-06 22:45:45,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:45:45,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2023-11-06 22:45:45,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:45:45,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2023-11-06 22:45:45,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:45:45,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2023-11-06 22:45:45,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:45:45,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2023-11-06 22:45:45,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:45:45,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2023-11-06 22:45:45,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:45:46,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2023-11-06 22:45:46,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:45:46,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2023-11-06 22:45:46,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:45:46,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2023-11-06 22:45:46,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:45:46,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2023-11-06 22:45:46,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:45:46,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2023-11-06 22:45:46,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:45:46,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2023-11-06 22:45:46,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:45:46,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2023-11-06 22:45:46,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:45:46,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2023-11-06 22:45:46,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:45:46,174 INFO L134 CoverageAnalysis]: Checked inductivity of 1092 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1092 trivial. 0 not checked. [2023-11-06 22:45:46,175 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:45:46,175 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1497242353] [2023-11-06 22:45:46,176 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1497242353] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:45:46,176 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:45:46,176 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-06 22:45:46,178 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [838831087] [2023-11-06 22:45:46,180 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:45:46,186 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-06 22:45:46,187 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:45:46,231 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-06 22:45:46,231 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:45:46,255 INFO L87 Difference]: Start difference. First operand has 7623 states, 5754 states have (on average 1.5333680917622523) internal successors, (8823), 5891 states have internal predecessors, (8823), 1769 states have call successors, (1769), 121 states have call predecessors, (1769), 120 states have return successors, (1764), 1697 states have call predecessors, (1764), 1764 states have call successors, (1764) Second operand has 5 states, 5 states have (on average 10.8) internal successors, (54), 3 states have internal predecessors, (54), 2 states have call successors, (35), 3 states have call predecessors, (35), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-11-06 22:45:49,490 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:45:51,496 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:45:53,518 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:45:56,985 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.58s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:45:58,540 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.55s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:45:59,797 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:46:03,638 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:46:05,644 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:46:20,879 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:46:22,888 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:46:24,895 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:46:26,906 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:46:29,741 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.78s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:46:52,136 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:46:52,136 INFO L93 Difference]: Finished difference Result 16929 states and 27478 transitions. [2023-11-06 22:46:52,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-06 22:46:52,140 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 3 states have internal predecessors, (54), 2 states have call successors, (35), 3 states have call predecessors, (35), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 219 [2023-11-06 22:46:52,142 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:46:52,260 INFO L225 Difference]: With dead ends: 16929 [2023-11-06 22:46:52,260 INFO L226 Difference]: Without dead ends: 9405 [2023-11-06 22:46:52,336 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-06 22:46:52,340 INFO L413 NwaCegarLoop]: 6497 mSDtfsCounter, 17248 mSDsluCounter, 11890 mSDsCounter, 0 mSdLazyCounter, 9363 mSolverCounterSat, 7051 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 59.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17936 SdHoareTripleChecker+Valid, 18387 SdHoareTripleChecker+Invalid, 16423 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 7051 IncrementalHoareTripleChecker+Valid, 9363 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 64.1s IncrementalHoareTripleChecker+Time [2023-11-06 22:46:52,341 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [17936 Valid, 18387 Invalid, 16423 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [7051 Valid, 9363 Invalid, 9 Unknown, 0 Unchecked, 64.1s Time] [2023-11-06 22:46:52,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9405 states. [2023-11-06 22:46:53,232 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9405 to 9139. [2023-11-06 22:46:53,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9139 states, 7056 states have (on average 1.499858276643991) internal successors, (10583), 7142 states have internal predecessors, (10583), 1891 states have call successors, (1891), 192 states have call predecessors, (1891), 191 states have return successors, (1886), 1844 states have call predecessors, (1886), 1886 states have call successors, (1886) [2023-11-06 22:46:53,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9139 states to 9139 states and 14360 transitions. [2023-11-06 22:46:53,349 INFO L78 Accepts]: Start accepts. Automaton has 9139 states and 14360 transitions. Word has length 219 [2023-11-06 22:46:53,354 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:46:53,354 INFO L495 AbstractCegarLoop]: Abstraction has 9139 states and 14360 transitions. [2023-11-06 22:46:53,355 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 3 states have internal predecessors, (54), 2 states have call successors, (35), 3 states have call predecessors, (35), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-11-06 22:46:53,356 INFO L276 IsEmpty]: Start isEmpty. Operand 9139 states and 14360 transitions. [2023-11-06 22:46:53,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2023-11-06 22:46:53,371 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:46:53,371 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:46:53,372 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-06 22:46:53,372 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:46:53,372 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:46:53,373 INFO L85 PathProgramCache]: Analyzing trace with hash -1011610647, now seen corresponding path program 1 times [2023-11-06 22:46:53,373 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:46:53,373 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1022977365] [2023-11-06 22:46:53,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:46:53,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:46:53,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:46:55,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 22:46:55,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:46:55,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-06 22:46:55,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:46:55,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-06 22:46:55,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:46:55,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-06 22:46:55,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:46:55,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-11-06 22:46:55,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:46:55,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-06 22:46:55,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:46:55,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-06 22:46:55,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:46:55,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-06 22:46:55,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:46:55,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-06 22:46:55,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:46:55,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-11-06 22:46:55,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:46:55,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-06 22:46:55,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:46:55,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2023-11-06 22:46:55,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:46:55,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2023-11-06 22:46:55,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:46:55,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-06 22:46:55,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:46:55,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-11-06 22:46:55,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:46:55,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-11-06 22:46:55,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:46:55,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-11-06 22:46:55,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:46:55,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2023-11-06 22:46:55,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:46:55,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2023-11-06 22:46:55,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:46:55,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2023-11-06 22:46:55,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:46:55,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2023-11-06 22:46:55,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:46:55,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2023-11-06 22:46:55,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:46:55,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2023-11-06 22:46:55,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:46:55,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2023-11-06 22:46:55,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:46:55,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2023-11-06 22:46:55,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:46:55,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2023-11-06 22:46:55,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:46:55,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2023-11-06 22:46:55,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:46:56,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2023-11-06 22:46:56,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:46:56,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2023-11-06 22:46:56,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:46:56,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2023-11-06 22:46:56,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:46:56,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2023-11-06 22:46:56,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:46:56,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2023-11-06 22:46:56,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:46:56,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2023-11-06 22:46:56,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:46:56,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2023-11-06 22:46:56,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:46:56,220 INFO L134 CoverageAnalysis]: Checked inductivity of 1092 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1092 trivial. 0 not checked. [2023-11-06 22:46:56,221 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:46:56,221 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1022977365] [2023-11-06 22:46:56,222 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1022977365] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:46:56,224 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:46:56,225 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-06 22:46:56,225 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1278919426] [2023-11-06 22:46:56,225 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:46:56,228 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-06 22:46:56,229 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:46:56,230 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-06 22:46:56,231 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:46:56,231 INFO L87 Difference]: Start difference. First operand 9139 states and 14360 transitions. Second operand has 5 states, 5 states have (on average 11.4) internal successors, (57), 3 states have internal predecessors, (57), 2 states have call successors, (35), 3 states have call predecessors, (35), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-11-06 22:46:58,928 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:47:00,932 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:47:02,938 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:47:05,881 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.81s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:47:07,889 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:47:09,217 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:47:12,539 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:47:29,475 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:47:29,475 INFO L93 Difference]: Finished difference Result 9407 states and 14873 transitions. [2023-11-06 22:47:29,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-06 22:47:29,479 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 3 states have internal predecessors, (57), 2 states have call successors, (35), 3 states have call predecessors, (35), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 222 [2023-11-06 22:47:29,480 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:47:29,555 INFO L225 Difference]: With dead ends: 9407 [2023-11-06 22:47:29,555 INFO L226 Difference]: Without dead ends: 9404 [2023-11-06 22:47:29,561 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-06 22:47:29,563 INFO L413 NwaCegarLoop]: 5362 mSDtfsCounter, 9666 mSDsluCounter, 5241 mSDsCounter, 0 mSdLazyCounter, 5436 mSolverCounterSat, 3191 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 30.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10217 SdHoareTripleChecker+Valid, 10603 SdHoareTripleChecker+Invalid, 8631 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3191 IncrementalHoareTripleChecker+Valid, 5436 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 32.5s IncrementalHoareTripleChecker+Time [2023-11-06 22:47:29,563 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10217 Valid, 10603 Invalid, 8631 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3191 Valid, 5436 Invalid, 4 Unknown, 0 Unchecked, 32.5s Time] [2023-11-06 22:47:29,579 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9404 states. [2023-11-06 22:47:30,283 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9404 to 9138. [2023-11-06 22:47:30,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9138 states, 7056 states have (on average 1.499716553287982) internal successors, (10582), 7141 states have internal predecessors, (10582), 1890 states have call successors, (1890), 192 states have call predecessors, (1890), 191 states have return successors, (1886), 1844 states have call predecessors, (1886), 1886 states have call successors, (1886) [2023-11-06 22:47:30,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9138 states to 9138 states and 14358 transitions. [2023-11-06 22:47:30,344 INFO L78 Accepts]: Start accepts. Automaton has 9138 states and 14358 transitions. Word has length 222 [2023-11-06 22:47:30,345 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:47:30,346 INFO L495 AbstractCegarLoop]: Abstraction has 9138 states and 14358 transitions. [2023-11-06 22:47:30,346 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 3 states have internal predecessors, (57), 2 states have call successors, (35), 3 states have call predecessors, (35), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-11-06 22:47:30,346 INFO L276 IsEmpty]: Start isEmpty. Operand 9138 states and 14358 transitions. [2023-11-06 22:47:30,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2023-11-06 22:47:30,351 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:47:30,351 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:47:30,352 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-06 22:47:30,352 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:47:30,352 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:47:30,353 INFO L85 PathProgramCache]: Analyzing trace with hash -1299229784, now seen corresponding path program 1 times [2023-11-06 22:47:30,353 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:47:30,355 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2798954] [2023-11-06 22:47:30,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:47:30,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:47:30,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:47:31,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 22:47:31,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:47:31,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-06 22:47:31,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:47:31,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-06 22:47:32,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:47:32,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-06 22:47:32,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:47:32,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-11-06 22:47:32,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:47:32,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-06 22:47:32,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:47:32,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-06 22:47:32,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:47:32,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-06 22:47:32,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:47:32,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-06 22:47:32,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:47:32,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-11-06 22:47:32,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:47:32,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-06 22:47:32,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:47:32,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2023-11-06 22:47:32,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:47:32,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2023-11-06 22:47:32,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:47:32,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-06 22:47:32,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:47:32,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-11-06 22:47:32,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:47:32,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-11-06 22:47:32,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:47:32,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-11-06 22:47:32,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:47:32,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2023-11-06 22:47:32,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:47:32,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2023-11-06 22:47:32,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:47:32,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2023-11-06 22:47:32,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:47:32,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2023-11-06 22:47:32,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:47:32,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2023-11-06 22:47:32,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:47:32,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2023-11-06 22:47:32,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:47:32,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2023-11-06 22:47:32,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:47:32,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2023-11-06 22:47:32,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:47:32,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2023-11-06 22:47:32,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:47:32,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2023-11-06 22:47:32,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:47:32,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2023-11-06 22:47:32,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:47:32,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2023-11-06 22:47:32,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:47:32,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2023-11-06 22:47:32,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:47:32,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2023-11-06 22:47:32,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:47:32,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2023-11-06 22:47:32,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:47:32,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2023-11-06 22:47:32,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:47:32,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2023-11-06 22:47:32,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:47:32,817 INFO L134 CoverageAnalysis]: Checked inductivity of 1092 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1092 trivial. 0 not checked. [2023-11-06 22:47:32,817 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:47:32,817 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2798954] [2023-11-06 22:47:32,817 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2798954] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:47:32,818 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:47:32,818 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-06 22:47:32,818 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [744705970] [2023-11-06 22:47:32,818 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:47:32,819 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-06 22:47:32,819 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:47:32,820 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-06 22:47:32,820 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:47:32,821 INFO L87 Difference]: Start difference. First operand 9138 states and 14358 transitions. Second operand has 5 states, 5 states have (on average 11.6) internal successors, (58), 3 states have internal predecessors, (58), 2 states have call successors, (35), 3 states have call predecessors, (35), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-11-06 22:47:35,486 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:47:37,492 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:47:39,502 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:47:42,031 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:47:44,039 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:47:46,046 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:47:49,545 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:48:08,295 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:48:08,295 INFO L93 Difference]: Finished difference Result 9406 states and 14871 transitions. [2023-11-06 22:48:08,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-06 22:48:08,300 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 3 states have internal predecessors, (58), 2 states have call successors, (35), 3 states have call predecessors, (35), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 223 [2023-11-06 22:48:08,301 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:48:08,374 INFO L225 Difference]: With dead ends: 9406 [2023-11-06 22:48:08,374 INFO L226 Difference]: Without dead ends: 9403 [2023-11-06 22:48:08,382 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-06 22:48:08,383 INFO L413 NwaCegarLoop]: 5371 mSDtfsCounter, 9660 mSDsluCounter, 5253 mSDsCounter, 0 mSdLazyCounter, 5434 mSolverCounterSat, 3188 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 32.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10204 SdHoareTripleChecker+Valid, 10624 SdHoareTripleChecker+Invalid, 8628 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3188 IncrementalHoareTripleChecker+Valid, 5434 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 34.7s IncrementalHoareTripleChecker+Time [2023-11-06 22:48:08,384 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10204 Valid, 10624 Invalid, 8628 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3188 Valid, 5434 Invalid, 6 Unknown, 0 Unchecked, 34.7s Time] [2023-11-06 22:48:08,404 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9403 states. [2023-11-06 22:48:09,239 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9403 to 9137. [2023-11-06 22:48:09,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9137 states, 7056 states have (on average 1.4995748299319729) internal successors, (10581), 7140 states have internal predecessors, (10581), 1889 states have call successors, (1889), 192 states have call predecessors, (1889), 191 states have return successors, (1886), 1844 states have call predecessors, (1886), 1886 states have call successors, (1886) [2023-11-06 22:48:09,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9137 states to 9137 states and 14356 transitions. [2023-11-06 22:48:09,308 INFO L78 Accepts]: Start accepts. Automaton has 9137 states and 14356 transitions. Word has length 223 [2023-11-06 22:48:09,309 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:48:09,309 INFO L495 AbstractCegarLoop]: Abstraction has 9137 states and 14356 transitions. [2023-11-06 22:48:09,309 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 3 states have internal predecessors, (58), 2 states have call successors, (35), 3 states have call predecessors, (35), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-11-06 22:48:09,310 INFO L276 IsEmpty]: Start isEmpty. Operand 9137 states and 14356 transitions. [2023-11-06 22:48:09,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2023-11-06 22:48:09,315 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:48:09,316 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:48:09,316 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-06 22:48:09,316 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:48:09,316 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:48:09,317 INFO L85 PathProgramCache]: Analyzing trace with hash -1625483572, now seen corresponding path program 1 times [2023-11-06 22:48:09,317 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:48:09,319 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1809637995] [2023-11-06 22:48:09,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:48:09,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:48:09,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:48:10,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 22:48:10,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:48:10,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-06 22:48:10,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:48:10,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-06 22:48:10,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:48:10,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-06 22:48:10,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:48:10,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-11-06 22:48:10,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:48:10,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-06 22:48:10,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:48:10,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-06 22:48:10,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:48:10,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-06 22:48:10,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:48:10,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-06 22:48:10,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:48:10,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-11-06 22:48:10,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:48:10,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-06 22:48:10,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:48:10,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2023-11-06 22:48:10,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:48:10,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2023-11-06 22:48:10,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:48:10,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-06 22:48:10,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:48:10,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-11-06 22:48:10,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:48:10,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-11-06 22:48:10,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:48:10,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-11-06 22:48:10,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:48:10,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2023-11-06 22:48:10,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:48:10,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2023-11-06 22:48:10,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:48:10,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2023-11-06 22:48:10,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:48:10,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2023-11-06 22:48:10,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:48:10,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2023-11-06 22:48:10,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:48:10,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2023-11-06 22:48:10,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:48:10,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2023-11-06 22:48:10,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:48:10,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2023-11-06 22:48:10,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:48:10,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2023-11-06 22:48:10,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:48:10,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2023-11-06 22:48:10,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:48:10,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2023-11-06 22:48:10,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:48:10,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2023-11-06 22:48:10,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:48:10,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2023-11-06 22:48:10,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:48:10,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2023-11-06 22:48:10,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:48:10,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2023-11-06 22:48:10,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:48:10,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2023-11-06 22:48:11,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:48:11,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2023-11-06 22:48:11,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:48:11,047 INFO L134 CoverageAnalysis]: Checked inductivity of 1092 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1092 trivial. 0 not checked. [2023-11-06 22:48:11,048 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:48:11,048 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1809637995] [2023-11-06 22:48:11,048 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1809637995] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:48:11,049 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:48:11,049 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-06 22:48:11,049 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1779322677] [2023-11-06 22:48:11,049 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:48:11,050 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-06 22:48:11,050 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:48:11,051 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-06 22:48:11,051 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:48:11,051 INFO L87 Difference]: Start difference. First operand 9137 states and 14356 transitions. Second operand has 5 states, 5 states have (on average 11.8) internal successors, (59), 3 states have internal predecessors, (59), 2 states have call successors, (35), 3 states have call predecessors, (35), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-11-06 22:48:13,805 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:48:15,809 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:48:17,819 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:48:21,081 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:48:22,921 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.84s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:48:24,930 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []