./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--firewire--firedtv.ko-main.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 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_6627a966-85e3-4678-a3ac-747a6ef1cb44/bin/uautomizer-verify-zZY32mL2XJ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6627a966-85e3-4678-a3ac-747a6ef1cb44/bin/uautomizer-verify-zZY32mL2XJ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6627a966-85e3-4678-a3ac-747a6ef1cb44/bin/uautomizer-verify-zZY32mL2XJ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6627a966-85e3-4678-a3ac-747a6ef1cb44/bin/uautomizer-verify-zZY32mL2XJ/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--firewire--firedtv.ko-main.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6627a966-85e3-4678-a3ac-747a6ef1cb44/bin/uautomizer-verify-zZY32mL2XJ/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6627a966-85e3-4678-a3ac-747a6ef1cb44/bin/uautomizer-verify-zZY32mL2XJ --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 27a3a7bacd5bfaa71ec936fdb60b09adb3a573df62752fe262468d392ed108c3 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 22:27:57,468 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 22:27:57,596 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6627a966-85e3-4678-a3ac-747a6ef1cb44/bin/uautomizer-verify-zZY32mL2XJ/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-23 22:27:57,610 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 22:27:57,611 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 22:27:57,656 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 22:27:57,657 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 22:27:57,658 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 22:27:57,660 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-23 22:27:57,665 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-23 22:27:57,666 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 22:27:57,666 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 22:27:57,668 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 22:27:57,669 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 22:27:57,670 INFO L153 SettingsManager]: * Use SBE=true [2023-11-23 22:27:57,671 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 22:27:57,671 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 22:27:57,671 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 22:27:57,672 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 22:27:57,673 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 22:27:57,673 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 22:27:57,674 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 22:27:57,674 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 22:27:57,674 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 22:27:57,675 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 22:27:57,676 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 22:27:57,676 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 22:27:57,677 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 22:27:57,677 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 22:27:57,678 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 22:27:57,679 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 22:27:57,679 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 22:27:57,680 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-23 22:27:57,680 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 22:27:57,680 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 22:27:57,680 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-23 22:27:57,681 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 22:27:57,681 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-23 22:27:57,681 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 22:27:57,681 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_6627a966-85e3-4678-a3ac-747a6ef1cb44/bin/uautomizer-verify-zZY32mL2XJ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6627a966-85e3-4678-a3ac-747a6ef1cb44/bin/uautomizer-verify-zZY32mL2XJ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 27a3a7bacd5bfaa71ec936fdb60b09adb3a573df62752fe262468d392ed108c3 [2023-11-23 22:27:57,964 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 22:27:57,998 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 22:27:58,001 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 22:27:58,002 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 22:27:58,003 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 22:27:58,004 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6627a966-85e3-4678-a3ac-747a6ef1cb44/bin/uautomizer-verify-zZY32mL2XJ/../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--firewire--firedtv.ko-main.cil.out.i [2023-11-23 22:28:01,203 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 22:28:02,012 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 22:28:02,013 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6627a966-85e3-4678-a3ac-747a6ef1cb44/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--firewire--firedtv.ko-main.cil.out.i [2023-11-23 22:28:02,076 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6627a966-85e3-4678-a3ac-747a6ef1cb44/bin/uautomizer-verify-zZY32mL2XJ/data/5b5d558c6/c75125f83b7c41d98c3e26bd13a0ad6f/FLAG0ccccd931 [2023-11-23 22:28:02,095 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6627a966-85e3-4678-a3ac-747a6ef1cb44/bin/uautomizer-verify-zZY32mL2XJ/data/5b5d558c6/c75125f83b7c41d98c3e26bd13a0ad6f [2023-11-23 22:28:02,103 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 22:28:02,105 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 22:28:02,108 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 22:28:02,108 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 22:28:02,114 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 22:28:02,115 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:28:02" (1/1) ... [2023-11-23 22:28:02,116 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4edde4b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:28:02, skipping insertion in model container [2023-11-23 22:28:02,117 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:28:02" (1/1) ... [2023-11-23 22:28:02,282 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 22:28:04,798 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_6627a966-85e3-4678-a3ac-747a6ef1cb44/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--firewire--firedtv.ko-main.cil.out.i[276778,276791] [2023-11-23 22:28:04,954 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 22:28:05,005 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 22:28:05,226 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("bt %2,%1\n\tsbb %0,%0": "=r" (oldbit): "m" (*((unsigned long *)addr)), "Ir" (nr)); [5752-5753] [2023-11-23 22:28:05,228 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bswapl %0": "=r" (val): "0" (val)); [5760] [2023-11-23 22:28:05,229 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [5781] [2023-11-23 22:28:05,230 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [5784] [2023-11-23 22:28:05,230 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [5787] [2023-11-23 22:28:05,231 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [5790] [2023-11-23 22:28:05,293 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/work/ldvuser/zakharov_benchmarks/bench/cpa/work/current--X--drivers/media/firewire/firedtv.ko--X--x1linux-3.8-rc1--X--32_7a--X--cpachecker/linux-3.8-rc1/csd_deg_dscv/17/dscv_tempdir/dscv/ri/32_7a/drivers/media/firewire/firedtv-avc.c.prepared"), "i" (659), "i" (12UL)); [6630-6631] [2023-11-23 22:28:05,389 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [8238] [2023-11-23 22:28:05,390 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bts %2,%1\n\tsbb %0,%0": "=r" (oldbit), "+m" (*((long volatile *)addr)): "Ir" (nr)); [8245] [2023-11-23 22:28:05,501 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [9121] [2023-11-23 22:28:05,513 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [9352] [2023-11-23 22:28:05,527 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"); [9748] [2023-11-23 22:28:05,539 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_6627a966-85e3-4678-a3ac-747a6ef1cb44/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--firewire--firedtv.ko-main.cil.out.i[276778,276791] [2023-11-23 22:28:05,559 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 22:28:05,681 WARN L675 CHandler]: The function strncmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 22:28:05,682 WARN L675 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 22:28:05,690 INFO L206 MainTranslator]: Completed translation [2023-11-23 22:28:05,691 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:28:05 WrapperNode [2023-11-23 22:28:05,691 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 22:28:05,692 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 22:28:05,693 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 22:28:05,693 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 22:28:05,702 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:28:05" (1/1) ... [2023-11-23 22:28:05,827 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:28:05" (1/1) ... [2023-11-23 22:28:06,112 INFO L138 Inliner]: procedures = 341, calls = 1955, calls flagged for inlining = 158, calls inlined = 154, statements flattened = 5557 [2023-11-23 22:28:06,113 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 22:28:06,113 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 22:28:06,113 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 22:28:06,114 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 22:28:06,125 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:28:05" (1/1) ... [2023-11-23 22:28:06,126 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:28:05" (1/1) ... [2023-11-23 22:28:06,178 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:28:05" (1/1) ... [2023-11-23 22:28:07,083 INFO L189 HeapSplitter]: Split 1161 memory accesses to 27 slices as follows [1, 8, 3, 4, 0, 3, 6, 0, 17, 830, 2, 40, 10, 1, 54, 1, 42, 24, 4, 6, 2, 2, 8, 16, 24, 17, 36] [2023-11-23 22:28:07,084 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:28:05" (1/1) ... [2023-11-23 22:28:07,084 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:28:05" (1/1) ... [2023-11-23 22:28:07,288 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:28:05" (1/1) ... [2023-11-23 22:28:07,311 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:28:05" (1/1) ... [2023-11-23 22:28:07,365 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:28:05" (1/1) ... [2023-11-23 22:28:07,385 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:28:05" (1/1) ... [2023-11-23 22:28:07,452 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 22:28:07,453 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 22:28:07,454 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 22:28:07,454 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 22:28:07,455 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:28:05" (1/1) ... [2023-11-23 22:28:07,462 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 22:28:07,475 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6627a966-85e3-4678-a3ac-747a6ef1cb44/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 22:28:07,489 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6627a966-85e3-4678-a3ac-747a6ef1cb44/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 22:28:07,503 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6627a966-85e3-4678-a3ac-747a6ef1cb44/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 22:28:07,543 INFO L130 BoogieDeclarations]: Found specification of procedure queue_iso [2023-11-23 22:28:07,543 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_iso [2023-11-23 22:28:07,544 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2023-11-23 22:28:07,544 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2023-11-23 22:28:07,544 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_channel [2023-11-23 22:28:07,544 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_channel [2023-11-23 22:28:07,544 INFO L130 BoogieDeclarations]: Found specification of procedure fdtv_dvb_register [2023-11-23 22:28:07,545 INFO L138 BoogieDeclarations]: Found implementation of procedure fdtv_dvb_register [2023-11-23 22:28:07,545 INFO L130 BoogieDeclarations]: Found specification of procedure cmp_establish_pp_connection [2023-11-23 22:28:07,546 INFO L138 BoogieDeclarations]: Found implementation of procedure cmp_establish_pp_connection [2023-11-23 22:28:07,546 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2023-11-23 22:28:07,546 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2023-11-23 22:28:07,546 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2023-11-23 22:28:07,547 INFO L130 BoogieDeclarations]: Found specification of procedure node_req [2023-11-23 22:28:07,548 INFO L138 BoogieDeclarations]: Found implementation of procedure node_req [2023-11-23 22:28:07,548 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2023-11-23 22:28:07,548 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2023-11-23 22:28:07,549 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2023-11-23 22:28:07,551 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2023-11-23 22:28:07,551 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2023-11-23 22:28:07,551 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2023-11-23 22:28:07,551 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2023-11-23 22:28:07,552 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2023-11-23 22:28:07,552 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2023-11-23 22:28:07,553 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2023-11-23 22:28:07,553 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2023-11-23 22:28:07,553 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2023-11-23 22:28:07,553 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2023-11-23 22:28:07,553 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2023-11-23 22:28:07,553 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2023-11-23 22:28:07,554 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2023-11-23 22:28:07,554 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2023-11-23 22:28:07,554 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2023-11-23 22:28:07,554 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2023-11-23 22:28:07,554 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#19 [2023-11-23 22:28:07,554 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#20 [2023-11-23 22:28:07,554 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#21 [2023-11-23 22:28:07,555 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#22 [2023-11-23 22:28:07,555 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#23 [2023-11-23 22:28:07,555 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#24 [2023-11-23 22:28:07,555 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#25 [2023-11-23 22:28:07,556 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#26 [2023-11-23 22:28:07,556 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2023-11-23 22:28:07,556 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2023-11-23 22:28:07,556 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2023-11-23 22:28:07,556 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2023-11-23 22:28:07,556 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2023-11-23 22:28:07,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2023-11-23 22:28:07,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2023-11-23 22:28:07,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2023-11-23 22:28:07,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2023-11-23 22:28:07,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2023-11-23 22:28:07,559 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2023-11-23 22:28:07,560 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2023-11-23 22:28:07,560 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2023-11-23 22:28:07,560 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2023-11-23 22:28:07,560 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2023-11-23 22:28:07,560 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2023-11-23 22:28:07,560 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2023-11-23 22:28:07,561 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2023-11-23 22:28:07,561 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2023-11-23 22:28:07,561 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2023-11-23 22:28:07,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2023-11-23 22:28:07,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#21 [2023-11-23 22:28:07,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#22 [2023-11-23 22:28:07,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#23 [2023-11-23 22:28:07,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#24 [2023-11-23 22:28:07,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#25 [2023-11-23 22:28:07,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#26 [2023-11-23 22:28:07,563 INFO L130 BoogieDeclarations]: Found specification of procedure cmp_lock [2023-11-23 22:28:07,563 INFO L138 BoogieDeclarations]: Found implementation of procedure cmp_lock [2023-11-23 22:28:07,563 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_unregister_adapter [2023-11-23 22:28:07,563 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_unregister_adapter [2023-11-23 22:28:07,563 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2023-11-23 22:28:07,563 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2023-11-23 22:28:07,564 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-23 22:28:07,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-23 22:28:07,565 INFO L130 BoogieDeclarations]: Found specification of procedure cmp_read [2023-11-23 22:28:07,565 INFO L138 BoogieDeclarations]: Found implementation of procedure cmp_read [2023-11-23 22:28:07,565 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_demux_mutex_of_firedtv [2023-11-23 22:28:07,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_demux_mutex_of_firedtv [2023-11-23 22:28:07,565 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-11-23 22:28:07,565 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-11-23 22:28:07,566 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-23 22:28:07,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-23 22:28:07,566 INFO L130 BoogieDeclarations]: Found specification of procedure pad_operands [2023-11-23 22:28:07,566 INFO L138 BoogieDeclarations]: Found implementation of procedure pad_operands [2023-11-23 22:28:07,566 INFO L130 BoogieDeclarations]: Found specification of procedure avc_tuner_set_pids [2023-11-23 22:28:07,566 INFO L138 BoogieDeclarations]: Found implementation of procedure avc_tuner_set_pids [2023-11-23 22:28:07,566 INFO L130 BoogieDeclarations]: Found specification of procedure fdtv_ca_io_poll [2023-11-23 22:28:07,567 INFO L138 BoogieDeclarations]: Found implementation of procedure fdtv_ca_io_poll [2023-11-23 22:28:07,567 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmx_release [2023-11-23 22:28:07,567 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmx_release [2023-11-23 22:28:07,567 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_generic_release [2023-11-23 22:28:07,567 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_generic_release [2023-11-23 22:28:07,568 INFO L130 BoogieDeclarations]: Found specification of procedure clear_operands [2023-11-23 22:28:07,568 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_operands [2023-11-23 22:28:07,568 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2023-11-23 22:28:07,568 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2023-11-23 22:28:07,569 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_generic_open [2023-11-23 22:28:07,569 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_generic_open [2023-11-23 22:28:07,569 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 22:28:07,569 INFO L130 BoogieDeclarations]: Found specification of procedure input_event [2023-11-23 22:28:07,569 INFO L138 BoogieDeclarations]: Found implementation of procedure input_event [2023-11-23 22:28:07,570 INFO L130 BoogieDeclarations]: Found specification of procedure avc_write [2023-11-23 22:28:07,570 INFO L138 BoogieDeclarations]: Found implementation of procedure avc_write [2023-11-23 22:28:07,571 INFO L130 BoogieDeclarations]: Found specification of procedure get_opcr [2023-11-23 22:28:07,571 INFO L138 BoogieDeclarations]: Found implementation of procedure get_opcr [2023-11-23 22:28:07,571 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2023-11-23 22:28:07,571 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2023-11-23 22:28:07,571 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2023-11-23 22:28:07,571 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2023-11-23 22:28:07,572 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2023-11-23 22:28:07,572 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2023-11-23 22:28:07,572 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2023-11-23 22:28:07,572 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2023-11-23 22:28:07,572 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2023-11-23 22:28:07,573 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2023-11-23 22:28:07,573 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2023-11-23 22:28:07,573 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2023-11-23 22:28:07,573 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2023-11-23 22:28:07,573 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2023-11-23 22:28:07,573 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2023-11-23 22:28:07,573 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2023-11-23 22:28:07,574 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2023-11-23 22:28:07,574 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2023-11-23 22:28:07,574 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2023-11-23 22:28:07,574 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2023-11-23 22:28:07,575 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2023-11-23 22:28:07,575 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2023-11-23 22:28:07,575 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#22 [2023-11-23 22:28:07,575 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#23 [2023-11-23 22:28:07,575 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#24 [2023-11-23 22:28:07,575 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#25 [2023-11-23 22:28:07,576 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#26 [2023-11-23 22:28:07,577 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible [2023-11-23 22:28:07,578 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible [2023-11-23 22:28:07,581 INFO L130 BoogieDeclarations]: Found specification of procedure collect_channels [2023-11-23 22:28:07,581 INFO L138 BoogieDeclarations]: Found implementation of procedure collect_channels [2023-11-23 22:28:07,582 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 22:28:07,582 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2023-11-23 22:28:07,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2023-11-23 22:28:07,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2023-11-23 22:28:07,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2023-11-23 22:28:07,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2023-11-23 22:28:07,585 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2023-11-23 22:28:07,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2023-11-23 22:28:07,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2023-11-23 22:28:07,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2023-11-23 22:28:07,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2023-11-23 22:28:07,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2023-11-23 22:28:07,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2023-11-23 22:28:07,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2023-11-23 22:28:07,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2023-11-23 22:28:07,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2023-11-23 22:28:07,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2023-11-23 22:28:07,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2023-11-23 22:28:07,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2023-11-23 22:28:07,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2023-11-23 22:28:07,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2023-11-23 22:28:07,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#20 [2023-11-23 22:28:07,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#21 [2023-11-23 22:28:07,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#22 [2023-11-23 22:28:07,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#23 [2023-11-23 22:28:07,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#24 [2023-11-23 22:28:07,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#25 [2023-11-23 22:28:07,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#26 [2023-11-23 22:28:07,595 INFO L130 BoogieDeclarations]: Found specification of procedure fw_iso_context_destroy [2023-11-23 22:28:07,595 INFO L138 BoogieDeclarations]: Found implementation of procedure fw_iso_context_destroy [2023-11-23 22:28:07,595 INFO L130 BoogieDeclarations]: Found specification of procedure fdtv_unregister_rc [2023-11-23 22:28:07,595 INFO L138 BoogieDeclarations]: Found implementation of procedure fdtv_unregister_rc [2023-11-23 22:28:07,596 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-23 22:28:07,596 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-23 22:28:07,596 INFO L130 BoogieDeclarations]: Found specification of procedure avc_tuner_status [2023-11-23 22:28:07,596 INFO L138 BoogieDeclarations]: Found implementation of procedure avc_tuner_status [2023-11-23 22:28:07,596 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-23 22:28:07,596 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-23 22:28:07,596 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2023-11-23 22:28:07,597 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2023-11-23 22:28:07,597 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2023-11-23 22:28:07,597 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2023-11-23 22:28:07,597 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-11-23 22:28:07,597 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-11-23 22:28:07,597 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-11-23 22:28:07,597 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-11-23 22:28:07,598 INFO L130 BoogieDeclarations]: Found specification of procedure input_report_key [2023-11-23 22:28:07,598 INFO L138 BoogieDeclarations]: Found implementation of procedure input_report_key [2023-11-23 22:28:07,598 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_avc_mutex_of_firedtv [2023-11-23 22:28:07,598 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_avc_mutex_of_firedtv [2023-11-23 22:28:07,598 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2023-11-23 22:28:07,598 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2023-11-23 22:28:07,598 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2023-11-23 22:28:07,599 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2023-11-23 22:28:07,599 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2023-11-23 22:28:07,599 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2023-11-23 22:28:07,599 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2023-11-23 22:28:07,599 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2023-11-23 22:28:07,599 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2023-11-23 22:28:07,599 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2023-11-23 22:28:07,600 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2023-11-23 22:28:07,600 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2023-11-23 22:28:07,600 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2023-11-23 22:28:07,600 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2023-11-23 22:28:07,600 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2023-11-23 22:28:07,600 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2023-11-23 22:28:07,600 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2023-11-23 22:28:07,601 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2023-11-23 22:28:07,601 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2023-11-23 22:28:07,601 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#19 [2023-11-23 22:28:07,601 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#20 [2023-11-23 22:28:07,601 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#21 [2023-11-23 22:28:07,601 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#22 [2023-11-23 22:28:07,601 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#23 [2023-11-23 22:28:07,602 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#24 [2023-11-23 22:28:07,602 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#25 [2023-11-23 22:28:07,602 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#26 [2023-11-23 22:28:07,602 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2023-11-23 22:28:07,602 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2023-11-23 22:28:07,602 INFO L130 BoogieDeclarations]: Found specification of procedure node_remove [2023-11-23 22:28:07,602 INFO L138 BoogieDeclarations]: Found implementation of procedure node_remove [2023-11-23 22:28:07,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2023-11-23 22:28:07,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2023-11-23 22:28:07,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2023-11-23 22:28:07,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2023-11-23 22:28:07,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2023-11-23 22:28:07,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2023-11-23 22:28:07,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2023-11-23 22:28:07,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2023-11-23 22:28:07,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2023-11-23 22:28:07,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2023-11-23 22:28:07,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2023-11-23 22:28:07,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2023-11-23 22:28:07,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2023-11-23 22:28:07,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2023-11-23 22:28:07,605 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2023-11-23 22:28:07,605 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2023-11-23 22:28:07,605 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2023-11-23 22:28:07,605 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2023-11-23 22:28:07,605 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2023-11-23 22:28:07,605 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2023-11-23 22:28:07,605 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2023-11-23 22:28:07,606 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#21 [2023-11-23 22:28:07,606 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#22 [2023-11-23 22:28:07,606 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#23 [2023-11-23 22:28:07,606 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#24 [2023-11-23 22:28:07,606 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#25 [2023-11-23 22:28:07,606 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#26 [2023-11-23 22:28:07,606 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2023-11-23 22:28:07,607 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2023-11-23 22:28:07,607 INFO L130 BoogieDeclarations]: Found specification of procedure fdtv_dvb_unregister [2023-11-23 22:28:07,607 INFO L138 BoogieDeclarations]: Found implementation of procedure fdtv_dvb_unregister [2023-11-23 22:28:07,607 INFO L130 BoogieDeclarations]: Found specification of procedure add_pid_filter [2023-11-23 22:28:07,607 INFO L138 BoogieDeclarations]: Found implementation of procedure add_pid_filter [2023-11-23 22:28:07,607 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-11-23 22:28:07,607 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-11-23 22:28:07,608 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2023-11-23 22:28:07,608 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2023-11-23 22:28:07,608 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2023-11-23 22:28:07,608 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2023-11-23 22:28:07,608 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2023-11-23 22:28:07,608 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2023-11-23 22:28:07,608 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2023-11-23 22:28:07,609 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2023-11-23 22:28:07,610 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2023-11-23 22:28:07,614 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2023-11-23 22:28:07,614 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2023-11-23 22:28:07,614 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2023-11-23 22:28:07,614 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2023-11-23 22:28:07,614 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2023-11-23 22:28:07,614 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2023-11-23 22:28:07,615 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2023-11-23 22:28:07,615 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2023-11-23 22:28:07,615 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2023-11-23 22:28:07,616 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2023-11-23 22:28:07,617 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2023-11-23 22:28:07,617 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2023-11-23 22:28:07,617 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#23 [2023-11-23 22:28:07,618 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#24 [2023-11-23 22:28:07,618 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#25 [2023-11-23 22:28:07,618 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#26 [2023-11-23 22:28:07,618 INFO L130 BoogieDeclarations]: Found specification of procedure is_register_rc [2023-11-23 22:28:07,618 INFO L138 BoogieDeclarations]: Found implementation of procedure is_register_rc [2023-11-23 22:28:07,618 INFO L130 BoogieDeclarations]: Found specification of procedure dealloc_channel [2023-11-23 22:28:07,618 INFO L138 BoogieDeclarations]: Found implementation of procedure dealloc_channel [2023-11-23 22:28:07,619 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2023-11-23 22:28:07,619 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2023-11-23 22:28:07,619 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2023-11-23 22:28:07,619 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2023-11-23 22:28:07,619 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2023-11-23 22:28:07,619 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2023-11-23 22:28:07,619 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2023-11-23 22:28:07,619 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2023-11-23 22:28:07,620 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2023-11-23 22:28:07,620 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2023-11-23 22:28:07,620 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2023-11-23 22:28:07,620 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2023-11-23 22:28:07,620 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2023-11-23 22:28:07,620 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2023-11-23 22:28:07,620 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#14 [2023-11-23 22:28:07,620 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#15 [2023-11-23 22:28:07,621 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#16 [2023-11-23 22:28:07,621 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#17 [2023-11-23 22:28:07,621 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#18 [2023-11-23 22:28:07,621 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#19 [2023-11-23 22:28:07,621 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#20 [2023-11-23 22:28:07,621 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#21 [2023-11-23 22:28:07,621 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#22 [2023-11-23 22:28:07,621 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#23 [2023-11-23 22:28:07,622 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#24 [2023-11-23 22:28:07,622 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#25 [2023-11-23 22:28:07,622 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#26 [2023-11-23 22:28:07,622 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2023-11-23 22:28:07,622 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2023-11-23 22:28:07,622 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2023-11-23 22:28:07,622 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2023-11-23 22:28:07,623 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2023-11-23 22:28:07,623 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2023-11-23 22:28:07,623 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2023-11-23 22:28:07,623 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2023-11-23 22:28:07,623 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2023-11-23 22:28:07,623 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2023-11-23 22:28:07,623 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2023-11-23 22:28:07,623 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2023-11-23 22:28:07,624 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2023-11-23 22:28:07,624 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2023-11-23 22:28:07,624 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#14 [2023-11-23 22:28:07,624 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#15 [2023-11-23 22:28:07,624 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#16 [2023-11-23 22:28:07,624 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#17 [2023-11-23 22:28:07,624 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#18 [2023-11-23 22:28:07,625 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#19 [2023-11-23 22:28:07,625 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#20 [2023-11-23 22:28:07,625 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#21 [2023-11-23 22:28:07,625 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#22 [2023-11-23 22:28:07,625 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#23 [2023-11-23 22:28:07,625 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#24 [2023-11-23 22:28:07,625 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#25 [2023-11-23 22:28:07,625 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#26 [2023-11-23 22:28:07,626 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-23 22:28:07,626 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-23 22:28:07,626 INFO L130 BoogieDeclarations]: Found specification of procedure print_hex_dump [2023-11-23 22:28:07,626 INFO L138 BoogieDeclarations]: Found implementation of procedure print_hex_dump [2023-11-23 22:28:07,626 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-23 22:28:07,626 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-11-23 22:28:07,626 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2023-11-23 22:28:07,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2023-11-23 22:28:07,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2023-11-23 22:28:07,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2023-11-23 22:28:07,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2023-11-23 22:28:07,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2023-11-23 22:28:07,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2023-11-23 22:28:07,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2023-11-23 22:28:07,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2023-11-23 22:28:07,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2023-11-23 22:28:07,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2023-11-23 22:28:07,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2023-11-23 22:28:07,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2023-11-23 22:28:07,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2023-11-23 22:28:07,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2023-11-23 22:28:07,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2023-11-23 22:28:07,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2023-11-23 22:28:07,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2023-11-23 22:28:07,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2023-11-23 22:28:07,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2023-11-23 22:28:07,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2023-11-23 22:28:07,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#23 [2023-11-23 22:28:07,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#24 [2023-11-23 22:28:07,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#25 [2023-11-23 22:28:07,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#26 [2023-11-23 22:28:07,630 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_avc_mutex_of_firedtv [2023-11-23 22:28:07,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_avc_mutex_of_firedtv [2023-11-23 22:28:07,630 INFO L130 BoogieDeclarations]: Found specification of procedure debug_fcp [2023-11-23 22:28:07,630 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_fcp [2023-11-23 22:28:07,630 INFO L130 BoogieDeclarations]: Found specification of procedure input_sync [2023-11-23 22:28:07,630 INFO L138 BoogieDeclarations]: Found implementation of procedure input_sync [2023-11-23 22:28:07,630 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2023-11-23 22:28:07,631 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2023-11-23 22:28:07,631 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-23 22:28:07,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-23 22:28:07,631 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_net_release [2023-11-23 22:28:07,631 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_net_release [2023-11-23 22:28:07,631 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 22:28:07,631 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 22:28:07,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2023-11-23 22:28:07,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2023-11-23 22:28:07,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2023-11-23 22:28:07,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2023-11-23 22:28:07,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2023-11-23 22:28:07,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2023-11-23 22:28:07,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2023-11-23 22:28:07,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2023-11-23 22:28:07,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2023-11-23 22:28:07,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2023-11-23 22:28:07,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2023-11-23 22:28:07,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2023-11-23 22:28:07,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2023-11-23 22:28:07,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2023-11-23 22:28:07,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2023-11-23 22:28:07,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2023-11-23 22:28:07,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2023-11-23 22:28:07,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2023-11-23 22:28:07,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2023-11-23 22:28:07,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2023-11-23 22:28:07,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2023-11-23 22:28:07,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2023-11-23 22:28:07,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#22 [2023-11-23 22:28:07,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#23 [2023-11-23 22:28:07,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#24 [2023-11-23 22:28:07,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#25 [2023-11-23 22:28:07,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#26 [2023-11-23 22:28:07,636 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-23 22:28:07,636 INFO L130 BoogieDeclarations]: Found specification of procedure set_opcr [2023-11-23 22:28:07,636 INFO L138 BoogieDeclarations]: Found implementation of procedure set_opcr [2023-11-23 22:28:07,637 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2023-11-23 22:28:07,637 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2023-11-23 22:28:07,637 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-23 22:28:07,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-23 22:28:07,637 INFO L130 BoogieDeclarations]: Found specification of procedure fw_iso_buffer_destroy [2023-11-23 22:28:07,637 INFO L138 BoogieDeclarations]: Found implementation of procedure fw_iso_buffer_destroy [2023-11-23 22:28:07,637 INFO L130 BoogieDeclarations]: Found specification of procedure node_probe [2023-11-23 22:28:07,638 INFO L138 BoogieDeclarations]: Found implementation of procedure node_probe [2023-11-23 22:28:07,638 INFO L130 BoogieDeclarations]: Found specification of procedure get_ca_object_pos [2023-11-23 22:28:07,638 INFO L138 BoogieDeclarations]: Found implementation of procedure get_ca_object_pos [2023-11-23 22:28:07,638 INFO L130 BoogieDeclarations]: Found specification of procedure node_update [2023-11-23 22:28:07,638 INFO L138 BoogieDeclarations]: Found implementation of procedure node_update [2023-11-23 22:28:07,638 INFO L130 BoogieDeclarations]: Found specification of procedure avc_register_remote_control [2023-11-23 22:28:07,638 INFO L138 BoogieDeclarations]: Found implementation of procedure avc_register_remote_control [2023-11-23 22:28:07,639 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmxdev_release [2023-11-23 22:28:07,639 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmxdev_release [2023-11-23 22:28:07,639 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-11-23 22:28:07,639 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-11-23 22:28:07,639 INFO L130 BoogieDeclarations]: Found specification of procedure device_of [2023-11-23 22:28:07,639 INFO L138 BoogieDeclarations]: Found implementation of procedure device_of [2023-11-23 22:28:07,639 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_demux_mutex_of_firedtv [2023-11-23 22:28:07,639 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_demux_mutex_of_firedtv [2023-11-23 22:28:07,640 INFO L130 BoogieDeclarations]: Found specification of procedure fw_core_remove_address_handler [2023-11-23 22:28:07,640 INFO L138 BoogieDeclarations]: Found implementation of procedure fw_core_remove_address_handler [2023-11-23 22:28:07,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-23 22:28:07,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-11-23 22:28:07,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2023-11-23 22:28:07,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2023-11-23 22:28:07,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2023-11-23 22:28:07,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2023-11-23 22:28:07,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2023-11-23 22:28:07,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2023-11-23 22:28:07,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2023-11-23 22:28:07,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2023-11-23 22:28:07,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2023-11-23 22:28:07,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2023-11-23 22:28:07,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2023-11-23 22:28:07,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2023-11-23 22:28:07,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2023-11-23 22:28:07,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2023-11-23 22:28:07,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2023-11-23 22:28:07,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2023-11-23 22:28:07,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2023-11-23 22:28:07,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2023-11-23 22:28:07,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2023-11-23 22:28:07,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2023-11-23 22:28:07,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2023-11-23 22:28:07,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#23 [2023-11-23 22:28:07,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#24 [2023-11-23 22:28:07,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#25 [2023-11-23 22:28:07,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#26 [2023-11-23 22:28:07,643 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 22:28:07,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 22:28:08,736 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 22:28:08,744 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 22:28:22,247 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 22:28:22,586 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 22:28:22,586 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 22:28:22,588 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:28:22 BoogieIcfgContainer [2023-11-23 22:28:22,588 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 22:28:22,592 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 22:28:22,592 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 22:28:22,671 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 22:28:22,671 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 10:28:02" (1/3) ... [2023-11-23 22:28:22,672 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5fe3b659 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:28:22, skipping insertion in model container [2023-11-23 22:28:22,672 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:28:05" (2/3) ... [2023-11-23 22:28:22,672 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5fe3b659 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:28:22, skipping insertion in model container [2023-11-23 22:28:22,672 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:28:22" (3/3) ... [2023-11-23 22:28:22,676 INFO L112 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--media--firewire--firedtv.ko-main.cil.out.i [2023-11-23 22:28:22,697 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 22:28:22,697 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 22:28:22,787 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 22:28:22,794 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@4b8a122a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 22:28:22,794 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 22:28:22,805 INFO L276 IsEmpty]: Start isEmpty. Operand has 1374 states, 1025 states have (on average 1.5004878048780488) internal successors, (1538), 1048 states have internal predecessors, (1538), 279 states have call successors, (279), 68 states have call predecessors, (279), 68 states have return successors, (279), 279 states have call predecessors, (279), 279 states have call successors, (279) [2023-11-23 22:28:22,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 22:28:22,817 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 22:28:22,818 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 22:28:22,819 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 22:28:22,828 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 22:28:22,829 INFO L85 PathProgramCache]: Analyzing trace with hash 459648704, now seen corresponding path program 1 times [2023-11-23 22:28:22,838 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 22:28:22,839 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [182132832] [2023-11-23 22:28:22,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 22:28:22,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 22:28:23,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:28:23,530 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 22:28:23,530 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 22:28:23,531 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [182132832] [2023-11-23 22:28:23,531 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [182132832] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 22:28:23,532 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 22:28:23,532 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 22:28:23,534 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2096602007] [2023-11-23 22:28:23,534 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 22:28:23,539 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 22:28:23,541 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 22:28:23,584 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 22:28:23,585 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 22:28:23,592 INFO L87 Difference]: Start difference. First operand has 1374 states, 1025 states have (on average 1.5004878048780488) internal successors, (1538), 1048 states have internal predecessors, (1538), 279 states have call successors, (279), 68 states have call predecessors, (279), 68 states have return successors, (279), 279 states have call predecessors, (279), 279 states have call successors, (279) Second operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 2 states have internal predecessors, (13), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-23 22:28:25,536 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 22:28:25,537 INFO L93 Difference]: Finished difference Result 3931 states and 6104 transitions. [2023-11-23 22:28:25,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 22:28:25,539 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 2 states have internal predecessors, (13), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 15 [2023-11-23 22:28:25,540 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 22:28:25,586 INFO L225 Difference]: With dead ends: 3931 [2023-11-23 22:28:25,586 INFO L226 Difference]: Without dead ends: 2552 [2023-11-23 22:28:25,605 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 22:28:25,610 INFO L413 NwaCegarLoop]: 2044 mSDtfsCounter, 1756 mSDsluCounter, 1894 mSDsCounter, 0 mSdLazyCounter, 336 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1756 SdHoareTripleChecker+Valid, 3938 SdHoareTripleChecker+Invalid, 337 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 336 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2023-11-23 22:28:25,612 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1756 Valid, 3938 Invalid, 337 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 336 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2023-11-23 22:28:25,636 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2552 states. [2023-11-23 22:28:25,986 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2552 to 2534. [2023-11-23 22:28:25,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2534 states, 1905 states have (on average 1.4761154855643044) internal successors, (2812), 1940 states have internal predecessors, (2812), 494 states have call successors, (494), 135 states have call predecessors, (494), 134 states have return successors, (485), 484 states have call predecessors, (485), 485 states have call successors, (485) [2023-11-23 22:28:26,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2534 states to 2534 states and 3791 transitions. [2023-11-23 22:28:26,035 INFO L78 Accepts]: Start accepts. Automaton has 2534 states and 3791 transitions. Word has length 15 [2023-11-23 22:28:26,035 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 22:28:26,035 INFO L495 AbstractCegarLoop]: Abstraction has 2534 states and 3791 transitions. [2023-11-23 22:28:26,036 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 2 states have internal predecessors, (13), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-23 22:28:26,036 INFO L276 IsEmpty]: Start isEmpty. Operand 2534 states and 3791 transitions. [2023-11-23 22:28:26,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 22:28:26,039 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 22:28:26,039 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 22:28:26,039 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-23 22:28:26,040 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 22:28:26,040 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 22:28:26,040 INFO L85 PathProgramCache]: Analyzing trace with hash -159750163, now seen corresponding path program 1 times [2023-11-23 22:28:26,041 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 22:28:26,041 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [77883875] [2023-11-23 22:28:26,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 22:28:26,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 22:28:26,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:28:26,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-23 22:28:26,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:28:26,442 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 22:28:26,442 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 22:28:26,442 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [77883875] [2023-11-23 22:28:26,443 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [77883875] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 22:28:26,443 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 22:28:26,443 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-23 22:28:26,443 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [967844786] [2023-11-23 22:28:26,444 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 22:28:26,445 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 22:28:26,445 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 22:28:26,446 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 22:28:26,446 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 22:28:26,447 INFO L87 Difference]: Start difference. First operand 2534 states and 3791 transitions. Second operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 1 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-23 22:28:27,907 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 22:28:27,908 INFO L93 Difference]: Finished difference Result 7572 states and 11327 transitions. [2023-11-23 22:28:27,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 22:28:27,908 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 1 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 16 [2023-11-23 22:28:27,909 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 22:28:27,948 INFO L225 Difference]: With dead ends: 7572 [2023-11-23 22:28:27,948 INFO L226 Difference]: Without dead ends: 5039 [2023-11-23 22:28:27,961 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 22:28:27,962 INFO L413 NwaCegarLoop]: 2319 mSDtfsCounter, 2024 mSDsluCounter, 1880 mSDsCounter, 0 mSdLazyCounter, 353 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2024 SdHoareTripleChecker+Valid, 4199 SdHoareTripleChecker+Invalid, 356 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 353 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2023-11-23 22:28:27,963 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2024 Valid, 4199 Invalid, 356 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 353 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2023-11-23 22:28:27,972 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5039 states. [2023-11-23 22:28:28,283 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5039 to 5030. [2023-11-23 22:28:28,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5030 states, 3788 states have (on average 1.474128827877508) internal successors, (5584), 3846 states have internal predecessors, (5584), 974 states have call successors, (974), 268 states have call predecessors, (974), 267 states have return successors, (965), 965 states have call predecessors, (965), 965 states have call successors, (965) [2023-11-23 22:28:28,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5030 states to 5030 states and 7523 transitions. [2023-11-23 22:28:28,350 INFO L78 Accepts]: Start accepts. Automaton has 5030 states and 7523 transitions. Word has length 16 [2023-11-23 22:28:28,351 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 22:28:28,351 INFO L495 AbstractCegarLoop]: Abstraction has 5030 states and 7523 transitions. [2023-11-23 22:28:28,351 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 1 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-23 22:28:28,351 INFO L276 IsEmpty]: Start isEmpty. Operand 5030 states and 7523 transitions. [2023-11-23 22:28:28,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 22:28:28,357 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 22:28:28,357 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 22:28:28,358 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-23 22:28:28,358 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 22:28:28,358 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 22:28:28,359 INFO L85 PathProgramCache]: Analyzing trace with hash -665342585, now seen corresponding path program 1 times [2023-11-23 22:28:28,359 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 22:28:28,359 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1084339863] [2023-11-23 22:28:28,359 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 22:28:28,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 22:28:28,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:28:28,577 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 22:28:28,577 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 22:28:28,578 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1084339863] [2023-11-23 22:28:28,578 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1084339863] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 22:28:28,578 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 22:28:28,578 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 22:28:28,579 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1836962074] [2023-11-23 22:28:28,579 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 22:28:28,579 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 22:28:28,580 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 22:28:28,580 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 22:28:28,580 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 22:28:28,581 INFO L87 Difference]: Start difference. First operand 5030 states and 7523 transitions. Second operand has 3 states, 3 states have (on average 5.0) internal successors, (15), 2 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-23 22:28:29,770 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 22:28:29,770 INFO L93 Difference]: Finished difference Result 5402 states and 8069 transitions. [2023-11-23 22:28:29,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 22:28:29,771 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 2 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2023-11-23 22:28:29,771 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 22:28:29,879 INFO L225 Difference]: With dead ends: 5402 [2023-11-23 22:28:29,879 INFO L226 Difference]: Without dead ends: 5398 [2023-11-23 22:28:29,881 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 22:28:29,885 INFO L413 NwaCegarLoop]: 1893 mSDtfsCounter, 1293 mSDsluCounter, 836 mSDsCounter, 0 mSdLazyCounter, 209 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1293 SdHoareTripleChecker+Valid, 2729 SdHoareTripleChecker+Invalid, 211 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 209 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2023-11-23 22:28:29,887 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1293 Valid, 2729 Invalid, 211 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 209 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2023-11-23 22:28:29,896 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5398 states. [2023-11-23 22:28:30,155 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5398 to 5396. [2023-11-23 22:28:30,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5396 states, 4108 states have (on average 1.484664070107108) internal successors, (6099), 4168 states have internal predecessors, (6099), 984 states have call successors, (984), 304 states have call predecessors, (984), 303 states have return successors, (977), 977 states have call predecessors, (977), 977 states have call successors, (977) [2023-11-23 22:28:30,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5396 states to 5396 states and 8060 transitions. [2023-11-23 22:28:30,207 INFO L78 Accepts]: Start accepts. Automaton has 5396 states and 8060 transitions. Word has length 16 [2023-11-23 22:28:30,207 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 22:28:30,207 INFO L495 AbstractCegarLoop]: Abstraction has 5396 states and 8060 transitions. [2023-11-23 22:28:30,208 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 2 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-23 22:28:30,208 INFO L276 IsEmpty]: Start isEmpty. Operand 5396 states and 8060 transitions. [2023-11-23 22:28:30,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 22:28:30,210 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 22:28:30,211 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 22:28:30,211 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-23 22:28:30,211 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 22:28:30,212 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 22:28:30,212 INFO L85 PathProgramCache]: Analyzing trace with hash 848737054, now seen corresponding path program 1 times [2023-11-23 22:28:30,212 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 22:28:30,213 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1883107436] [2023-11-23 22:28:30,213 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 22:28:30,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 22:28:30,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:28:30,480 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 22:28:30,480 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 22:28:30,481 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1883107436] [2023-11-23 22:28:30,481 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1883107436] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 22:28:30,481 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 22:28:30,481 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 22:28:30,482 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1038821059] [2023-11-23 22:28:30,482 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 22:28:30,482 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 22:28:30,482 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 22:28:30,483 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 22:28:30,483 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 22:28:30,483 INFO L87 Difference]: Start difference. First operand 5396 states and 8060 transitions. Second operand has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 2 states have internal predecessors, (16), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-23 22:28:31,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 22:28:31,527 INFO L93 Difference]: Finished difference Result 5398 states and 8061 transitions. [2023-11-23 22:28:31,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 22:28:31,527 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 2 states have internal predecessors, (16), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2023-11-23 22:28:31,528 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 22:28:31,564 INFO L225 Difference]: With dead ends: 5398 [2023-11-23 22:28:31,564 INFO L226 Difference]: Without dead ends: 5395 [2023-11-23 22:28:31,568 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 22:28:31,569 INFO L413 NwaCegarLoop]: 1889 mSDtfsCounter, 2034 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 159 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2034 SdHoareTripleChecker+Valid, 1889 SdHoareTripleChecker+Invalid, 159 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 159 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2023-11-23 22:28:31,570 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2034 Valid, 1889 Invalid, 159 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 159 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2023-11-23 22:28:31,579 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5395 states. [2023-11-23 22:28:31,832 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5395 to 5395. [2023-11-23 22:28:31,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5395 states, 4108 states have (on average 1.4844206426484907) internal successors, (6098), 4167 states have internal predecessors, (6098), 983 states have call successors, (983), 304 states have call predecessors, (983), 303 states have return successors, (977), 977 states have call predecessors, (977), 977 states have call successors, (977) [2023-11-23 22:28:31,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5395 states to 5395 states and 8058 transitions. [2023-11-23 22:28:31,873 INFO L78 Accepts]: Start accepts. Automaton has 5395 states and 8058 transitions. Word has length 17 [2023-11-23 22:28:31,873 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 22:28:31,874 INFO L495 AbstractCegarLoop]: Abstraction has 5395 states and 8058 transitions. [2023-11-23 22:28:31,874 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 2 states have internal predecessors, (16), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-23 22:28:31,874 INFO L276 IsEmpty]: Start isEmpty. Operand 5395 states and 8058 transitions. [2023-11-23 22:28:31,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 22:28:31,875 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 22:28:31,876 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 22:28:31,876 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-23 22:28:31,876 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 22:28:31,877 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 22:28:31,877 INFO L85 PathProgramCache]: Analyzing trace with hash 540570474, now seen corresponding path program 1 times [2023-11-23 22:28:31,877 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 22:28:31,877 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [324420311] [2023-11-23 22:28:31,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 22:28:31,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 22:28:31,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:28:32,075 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 22:28:32,076 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 22:28:32,076 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [324420311] [2023-11-23 22:28:32,077 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [324420311] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 22:28:32,078 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 22:28:32,078 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 22:28:32,078 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [280285295] [2023-11-23 22:28:32,078 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 22:28:32,079 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 22:28:32,079 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 22:28:32,079 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 22:28:32,079 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 22:28:32,080 INFO L87 Difference]: Start difference. First operand 5395 states and 8058 transitions. Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 2 states have internal predecessors, (17), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-23 22:28:34,065 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 22:28:34,065 INFO L93 Difference]: Finished difference Result 16145 states and 24269 transitions. [2023-11-23 22:28:34,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 22:28:34,066 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 2 states have internal predecessors, (17), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2023-11-23 22:28:34,066 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 22:28:34,149 INFO L225 Difference]: With dead ends: 16145 [2023-11-23 22:28:34,150 INFO L226 Difference]: Without dead ends: 10751 [2023-11-23 22:28:34,178 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 22:28:34,180 INFO L413 NwaCegarLoop]: 2042 mSDtfsCounter, 2036 mSDsluCounter, 1871 mSDsCounter, 0 mSdLazyCounter, 336 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2036 SdHoareTripleChecker+Valid, 3913 SdHoareTripleChecker+Invalid, 341 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 336 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2023-11-23 22:28:34,180 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2036 Valid, 3913 Invalid, 341 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 336 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2023-11-23 22:28:34,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10751 states. [2023-11-23 22:28:34,736 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10751 to 10717. [2023-11-23 22:28:34,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10717 states, 8168 states have (on average 1.4855533790401567) internal successors, (12134), 8297 states have internal predecessors, (12134), 1946 states have call successors, (1946), 604 states have call predecessors, (1946), 602 states have return successors, (2018), 1923 states have call predecessors, (2018), 1938 states have call successors, (2018) [2023-11-23 22:28:34,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10717 states to 10717 states and 16098 transitions. [2023-11-23 22:28:34,832 INFO L78 Accepts]: Start accepts. Automaton has 10717 states and 16098 transitions. Word has length 18 [2023-11-23 22:28:34,833 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 22:28:34,833 INFO L495 AbstractCegarLoop]: Abstraction has 10717 states and 16098 transitions. [2023-11-23 22:28:34,834 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 2 states have internal predecessors, (17), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-23 22:28:34,834 INFO L276 IsEmpty]: Start isEmpty. Operand 10717 states and 16098 transitions. [2023-11-23 22:28:34,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 22:28:34,837 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 22:28:34,837 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 22:28:34,838 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-23 22:28:34,838 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 22:28:34,839 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 22:28:34,839 INFO L85 PathProgramCache]: Analyzing trace with hash -422654047, now seen corresponding path program 1 times [2023-11-23 22:28:34,840 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 22:28:34,840 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1264984082] [2023-11-23 22:28:34,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 22:28:34,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 22:28:34,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:28:35,036 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 22:28:35,036 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 22:28:35,037 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1264984082] [2023-11-23 22:28:35,037 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1264984082] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 22:28:35,038 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 22:28:35,038 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 22:28:35,038 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1280385976] [2023-11-23 22:28:35,038 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 22:28:35,039 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 22:28:35,039 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 22:28:35,040 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 22:28:35,040 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 22:28:35,040 INFO L87 Difference]: Start difference. First operand 10717 states and 16098 transitions. Second operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 2 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-23 22:28:36,161 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 22:28:36,161 INFO L93 Difference]: Finished difference Result 10719 states and 16099 transitions. [2023-11-23 22:28:36,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 22:28:36,162 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 2 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2023-11-23 22:28:36,162 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 22:28:36,208 INFO L225 Difference]: With dead ends: 10719 [2023-11-23 22:28:36,208 INFO L226 Difference]: Without dead ends: 10716 [2023-11-23 22:28:36,212 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 22:28:36,215 INFO L413 NwaCegarLoop]: 1887 mSDtfsCounter, 2030 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 159 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2030 SdHoareTripleChecker+Valid, 1887 SdHoareTripleChecker+Invalid, 159 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 159 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-11-23 22:28:36,215 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2030 Valid, 1887 Invalid, 159 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 159 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-11-23 22:28:36,230 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10716 states. [2023-11-23 22:28:36,708 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10716 to 10716. [2023-11-23 22:28:36,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10716 states, 8168 states have (on average 1.4854309500489715) internal successors, (12133), 8296 states have internal predecessors, (12133), 1945 states have call successors, (1945), 604 states have call predecessors, (1945), 602 states have return successors, (2018), 1923 states have call predecessors, (2018), 1938 states have call successors, (2018) [2023-11-23 22:28:36,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10716 states to 10716 states and 16096 transitions. [2023-11-23 22:28:36,789 INFO L78 Accepts]: Start accepts. Automaton has 10716 states and 16096 transitions. Word has length 19 [2023-11-23 22:28:36,789 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 22:28:36,789 INFO L495 AbstractCegarLoop]: Abstraction has 10716 states and 16096 transitions. [2023-11-23 22:28:36,789 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 2 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-23 22:28:36,790 INFO L276 IsEmpty]: Start isEmpty. Operand 10716 states and 16096 transitions. [2023-11-23 22:28:36,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 22:28:36,791 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 22:28:36,791 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 22:28:36,791 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-11-23 22:28:36,792 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 22:28:36,792 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 22:28:36,792 INFO L85 PathProgramCache]: Analyzing trace with hash -217838259, now seen corresponding path program 1 times [2023-11-23 22:28:36,792 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 22:28:36,793 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [812508897] [2023-11-23 22:28:36,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 22:28:36,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 22:28:36,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:28:37,053 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 22:28:37,054 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 22:28:37,054 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [812508897] [2023-11-23 22:28:37,054 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [812508897] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 22:28:37,055 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 22:28:37,055 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 22:28:37,055 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [198793311] [2023-11-23 22:28:37,055 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 22:28:37,056 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 22:28:37,056 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 22:28:37,056 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 22:28:37,057 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 22:28:37,057 INFO L87 Difference]: Start difference. First operand 10716 states and 16096 transitions. Second operand has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 2 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-23 22:28:38,110 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 22:28:38,110 INFO L93 Difference]: Finished difference Result 10718 states and 16097 transitions. [2023-11-23 22:28:38,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 22:28:38,111 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 2 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2023-11-23 22:28:38,111 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 22:28:38,156 INFO L225 Difference]: With dead ends: 10718 [2023-11-23 22:28:38,156 INFO L226 Difference]: Without dead ends: 10705 [2023-11-23 22:28:38,164 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 22:28:38,167 INFO L413 NwaCegarLoop]: 1886 mSDtfsCounter, 2027 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 158 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2027 SdHoareTripleChecker+Valid, 1886 SdHoareTripleChecker+Invalid, 158 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 158 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-11-23 22:28:38,168 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2027 Valid, 1886 Invalid, 158 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 158 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-11-23 22:28:38,183 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10705 states. [2023-11-23 22:28:38,850 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10705 to 10705. [2023-11-23 22:28:38,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10705 states, 8160 states have (on average 1.4852941176470589) internal successors, (12120), 8287 states have internal predecessors, (12120), 1943 states have call successors, (1943), 603 states have call predecessors, (1943), 601 states have return successors, (2017), 1922 states have call predecessors, (2017), 1937 states have call successors, (2017) [2023-11-23 22:28:38,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10705 states to 10705 states and 16080 transitions. [2023-11-23 22:28:38,918 INFO L78 Accepts]: Start accepts. Automaton has 10705 states and 16080 transitions. Word has length 20 [2023-11-23 22:28:38,919 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 22:28:38,919 INFO L495 AbstractCegarLoop]: Abstraction has 10705 states and 16080 transitions. [2023-11-23 22:28:38,919 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 2 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-23 22:28:38,919 INFO L276 IsEmpty]: Start isEmpty. Operand 10705 states and 16080 transitions. [2023-11-23 22:28:38,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 22:28:38,928 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 22:28:38,928 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 22:28:38,929 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-11-23 22:28:38,929 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 22:28:38,929 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 22:28:38,929 INFO L85 PathProgramCache]: Analyzing trace with hash 1816197107, now seen corresponding path program 1 times [2023-11-23 22:28:38,930 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 22:28:38,930 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1903076918] [2023-11-23 22:28:38,930 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 22:28:38,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 22:28:39,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:28:39,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-11-23 22:28:39,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:28:39,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-11-23 22:28:39,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:28:40,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-23 22:28:40,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:28:40,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-23 22:28:40,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:28:40,601 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 22:28:40,601 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 22:28:40,602 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1903076918] [2023-11-23 22:28:40,602 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1903076918] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 22:28:40,602 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 22:28:40,602 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-23 22:28:40,603 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1877918425] [2023-11-23 22:28:40,603 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 22:28:40,603 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-23 22:28:40,604 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 22:28:40,604 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-23 22:28:40,605 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-23 22:28:40,605 INFO L87 Difference]: Start difference. First operand 10705 states and 16080 transitions. Second operand has 6 states, 6 states have (on average 5.833333333333333) internal successors, (35), 4 states have internal predecessors, (35), 2 states have call successors, (6), 4 states have call predecessors, (6), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4)