./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-pci-cx88-cx8800.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_26e947c7-f278-4f25-aef9-1dacd1ec2fd0/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26e947c7-f278-4f25-aef9-1dacd1ec2fd0/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26e947c7-f278-4f25-aef9-1dacd1ec2fd0/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26e947c7-f278-4f25-aef9-1dacd1ec2fd0/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-pci-cx88-cx8800.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26e947c7-f278-4f25-aef9-1dacd1ec2fd0/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26e947c7-f278-4f25-aef9-1dacd1ec2fd0/bin/uautomizer-verify-uCwYo4JHxu --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 24e26672720ca570553d18d605e2ce47cd111ea61f1f4153430b6ee115172355 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:50:43,356 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:50:43,450 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26e947c7-f278-4f25-aef9-1dacd1ec2fd0/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-19 07:50:43,457 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:50:43,458 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:50:43,505 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:50:43,506 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:50:43,506 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:50:43,508 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:50:43,513 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:50:43,515 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:50:43,515 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:50:43,516 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:50:43,518 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:50:43,518 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 07:50:43,518 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 07:50:43,519 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:50:43,519 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 07:50:43,520 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:50:43,520 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 07:50:43,520 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:50:43,521 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:50:43,522 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:50:43,522 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:50:43,523 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:50:43,523 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:50:43,523 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:50:43,524 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:50:43,524 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 07:50:43,525 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 07:50:43,526 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 07:50:43,526 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:50:43,526 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 07:50:43,527 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:50:43,527 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:50:43,527 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:50:43,527 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_26e947c7-f278-4f25-aef9-1dacd1ec2fd0/bin/uautomizer-verify-uCwYo4JHxu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26e947c7-f278-4f25-aef9-1dacd1ec2fd0/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 24e26672720ca570553d18d605e2ce47cd111ea61f1f4153430b6ee115172355 [2023-11-19 07:50:43,885 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:50:43,916 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:50:43,919 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:50:43,920 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:50:43,921 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:50:43,922 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26e947c7-f278-4f25-aef9-1dacd1ec2fd0/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-pci-cx88-cx8800.cil.i [2023-11-19 07:50:47,136 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:50:48,005 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:50:48,005 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26e947c7-f278-4f25-aef9-1dacd1ec2fd0/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-pci-cx88-cx8800.cil.i [2023-11-19 07:50:48,068 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26e947c7-f278-4f25-aef9-1dacd1ec2fd0/bin/uautomizer-verify-uCwYo4JHxu/data/02f77641c/7a35b2aece674dcfa8a3e0ae9372b045/FLAG8adfbd6be [2023-11-19 07:50:48,086 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26e947c7-f278-4f25-aef9-1dacd1ec2fd0/bin/uautomizer-verify-uCwYo4JHxu/data/02f77641c/7a35b2aece674dcfa8a3e0ae9372b045 [2023-11-19 07:50:48,091 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:50:48,095 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:50:48,101 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:50:48,102 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:50:48,108 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:50:48,110 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:50:48" (1/1) ... [2023-11-19 07:50:48,112 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d657cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:48, skipping insertion in model container [2023-11-19 07:50:48,112 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:50:48" (1/1) ... [2023-11-19 07:50:48,372 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:50:53,054 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_26e947c7-f278-4f25-aef9-1dacd1ec2fd0/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-pci-cx88-cx8800.cil.i[588527,588540] [2023-11-19 07:50:53,059 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_26e947c7-f278-4f25-aef9-1dacd1ec2fd0/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-pci-cx88-cx8800.cil.i[588672,588685] [2023-11-19 07:50:53,095 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:50:53,234 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:50:53,471 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [7929] [2023-11-19 07:50:53,473 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [7936] [2023-11-19 07:50:53,490 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 *)"drivers/media/pci/cx88/cx88-video.c"), "i" (341), "i" (12UL)); [8340-8341] [2023-11-19 07:50:53,555 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 *)"drivers/media/pci/cx88/cx88-video.c"), "i" (543), "i" (12UL)); [8707-8708] [2023-11-19 07:50:53,560 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 *)"drivers/media/pci/cx88/cx88-video.c"), "i" (602), "i" (12UL)); [8814-8815] [2023-11-19 07:50:53,572 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 *)"drivers/media/pci/cx88/cx88-video.c"), "i" (698), "i" (12UL)); [8979-8980] [2023-11-19 07:50:53,573 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 *)"drivers/media/pci/cx88/cx88-video.c"), "i" (713), "i" (12UL)); [9013-9014] [2023-11-19 07:50:53,624 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 *)"drivers/media/pci/cx88/cx88-video.c"), "i" (814), "i" (12UL)); [9266-9267] [2023-11-19 07:50:54,194 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_26e947c7-f278-4f25-aef9-1dacd1ec2fd0/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-pci-cx88-cx8800.cil.i[588527,588540] [2023-11-19 07:50:54,195 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_26e947c7-f278-4f25-aef9-1dacd1ec2fd0/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-pci-cx88-cx8800.cil.i[588672,588685] [2023-11-19 07:50:54,205 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:50:54,459 WARN L675 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 07:50:54,468 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:50:54,468 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:54 WrapperNode [2023-11-19 07:50:54,469 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:50:54,470 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:50:54,470 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:50:54,471 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:50:54,479 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:54" (1/1) ... [2023-11-19 07:50:54,612 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:54" (1/1) ... [2023-11-19 07:50:54,938 INFO L138 Inliner]: procedures = 538, calls = 4396, calls flagged for inlining = 264, calls inlined = 251, statements flattened = 9015 [2023-11-19 07:50:54,939 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:50:54,939 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:50:54,940 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:50:54,940 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:50:54,950 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:54" (1/1) ... [2023-11-19 07:50:54,950 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:54" (1/1) ... [2023-11-19 07:50:55,054 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:54" (1/1) ... [2023-11-19 07:50:55,055 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:54" (1/1) ... [2023-11-19 07:50:55,287 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:54" (1/1) ... [2023-11-19 07:50:55,337 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:54" (1/1) ... [2023-11-19 07:50:55,420 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:54" (1/1) ... [2023-11-19 07:50:55,592 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:54" (1/1) ... [2023-11-19 07:50:55,686 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:50:55,687 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:50:55,687 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:50:55,688 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:50:55,689 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:54" (1/1) ... [2023-11-19 07:50:55,696 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:50:55,710 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26e947c7-f278-4f25-aef9-1dacd1ec2fd0/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:50:55,725 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26e947c7-f278-4f25-aef9-1dacd1ec2fd0/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 07:50:55,743 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26e947c7-f278-4f25-aef9-1dacd1ec2fd0/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 07:50:55,767 INFO L130 BoogieDeclarations]: Found specification of procedure video_open [2023-11-19 07:50:55,767 INFO L138 BoogieDeclarations]: Found implementation of procedure video_open [2023-11-19 07:50:55,767 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-19 07:50:55,767 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-19 07:50:55,768 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_streamon [2023-11-19 07:50:55,768 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_streamon [2023-11-19 07:50:55,768 INFO L130 BoogieDeclarations]: Found specification of procedure cx8800_unregister_video [2023-11-19 07:50:55,768 INFO L138 BoogieDeclarations]: Found implementation of procedure cx8800_unregister_video [2023-11-19 07:50:55,768 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_s_fmt_vid_cap [2023-11-19 07:50:55,768 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_s_fmt_vid_cap [2023-11-19 07:50:55,768 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-19 07:50:55,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-19 07:50:55,769 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_g_input [2023-11-19 07:50:55,769 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_g_input [2023-11-19 07:50:55,769 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_reqbufs [2023-11-19 07:50:55,769 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_reqbufs [2023-11-19 07:50:55,769 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_enum_fmt_vid_cap [2023-11-19 07:50:55,769 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_enum_fmt_vid_cap [2023-11-19 07:50:55,769 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2023-11-19 07:50:55,770 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2023-11-19 07:50:55,770 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_set_tvnorm [2023-11-19 07:50:55,770 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_set_tvnorm [2023-11-19 07:50:55,770 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_set_tvaudio [2023-11-19 07:50:55,770 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_set_tvaudio [2023-11-19 07:50:55,770 INFO L130 BoogieDeclarations]: Found specification of procedure cx8800_s_vid_ctrl [2023-11-19 07:50:55,770 INFO L138 BoogieDeclarations]: Found implementation of procedure cx8800_s_vid_ctrl [2023-11-19 07:50:55,771 INFO L130 BoogieDeclarations]: Found specification of procedure res_free [2023-11-19 07:50:55,771 INFO L138 BoogieDeclarations]: Found implementation of procedure res_free [2023-11-19 07:50:55,771 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_slock_of_cx8800_dev [2023-11-19 07:50:55,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_slock_of_cx8800_dev [2023-11-19 07:50:55,771 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2023-11-19 07:50:55,771 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2023-11-19 07:50:55,771 INFO L130 BoogieDeclarations]: Found specification of procedure videobuf_to_dma [2023-11-19 07:50:55,771 INFO L138 BoogieDeclarations]: Found implementation of procedure videobuf_to_dma [2023-11-19 07:50:55,772 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_shutdown [2023-11-19 07:50:55,772 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_shutdown [2023-11-19 07:50:55,772 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2023-11-19 07:50:55,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2023-11-19 07:50:55,772 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_g_fmt_vid_cap [2023-11-19 07:50:55,772 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_g_fmt_vid_cap [2023-11-19 07:50:55,772 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_newstation [2023-11-19 07:50:55,773 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_newstation [2023-11-19 07:50:55,773 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_g_std [2023-11-19 07:50:55,773 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_g_std [2023-11-19 07:50:55,773 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2023-11-19 07:50:55,773 INFO L130 BoogieDeclarations]: Found specification of procedure __request_module [2023-11-19 07:50:55,773 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_module [2023-11-19 07:50:55,773 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_vdev_init [2023-11-19 07:50:55,773 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_vdev_init [2023-11-19 07:50:55,773 INFO L130 BoogieDeclarations]: Found specification of procedure video_mmap [2023-11-19 07:50:55,774 INFO L138 BoogieDeclarations]: Found implementation of procedure video_mmap [2023-11-19 07:50:55,774 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2023-11-19 07:50:55,774 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2023-11-19 07:50:55,774 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-19 07:50:55,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-19 07:50:55,774 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-11-19 07:50:55,774 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-11-19 07:50:55,774 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer [2023-11-19 07:50:55,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer [2023-11-19 07:50:55,775 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_new_std [2023-11-19 07:50:55,775 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_new_std [2023-11-19 07:50:55,775 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-19 07:50:55,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-19 07:50:55,775 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_poll [2023-11-19 07:50:55,775 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_poll [2023-11-19 07:50:55,775 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_g_frequency [2023-11-19 07:50:55,775 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_g_frequency [2023-11-19 07:50:55,776 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_querybuf [2023-11-19 07:50:55,776 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_querybuf [2023-11-19 07:50:55,776 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_g_register [2023-11-19 07:50:55,776 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_g_register [2023-11-19 07:50:55,776 INFO L130 BoogieDeclarations]: Found specification of procedure video_devdata [2023-11-19 07:50:55,776 INFO L138 BoogieDeclarations]: Found implementation of procedure video_devdata [2023-11-19 07:50:55,776 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_handler_setup [2023-11-19 07:50:55,776 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_handler_setup [2023-11-19 07:50:55,776 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 07:50:55,777 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_set_stereo [2023-11-19 07:50:55,777 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_set_stereo [2023-11-19 07:50:55,777 INFO L130 BoogieDeclarations]: Found specification of procedure cx8800_vbi_fmt [2023-11-19 07:50:55,777 INFO L138 BoogieDeclarations]: Found implementation of procedure cx8800_vbi_fmt [2023-11-19 07:50:55,777 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_102 [2023-11-19 07:50:55,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_102 [2023-11-19 07:50:55,777 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2023-11-19 07:50:55,777 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2023-11-19 07:50:55,777 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_audio_thread [2023-11-19 07:50:55,778 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_try_fmt_vid_cap [2023-11-19 07:50:55,778 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_try_fmt_vid_cap [2023-11-19 07:50:55,778 INFO L130 BoogieDeclarations]: Found specification of procedure video_ioctl2 [2023-11-19 07:50:55,778 INFO L138 BoogieDeclarations]: Found implementation of procedure video_ioctl2 [2023-11-19 07:50:55,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-19 07:50:55,778 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~X~~u32~0~TO~int [2023-11-19 07:50:55,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~X~~u32~0~TO~int [2023-11-19 07:50:55,778 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-19 07:50:55,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-19 07:50:55,779 INFO L130 BoogieDeclarations]: Found specification of procedure cx8800_restart_vbi_queue [2023-11-19 07:50:55,779 INFO L138 BoogieDeclarations]: Found implementation of procedure cx8800_restart_vbi_queue [2023-11-19 07:50:55,779 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 07:50:55,779 INFO L130 BoogieDeclarations]: Found specification of procedure cx8800_finidev [2023-11-19 07:50:55,779 INFO L138 BoogieDeclarations]: Found implementation of procedure cx8800_finidev [2023-11-19 07:50:55,779 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2023-11-19 07:50:55,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2023-11-19 07:50:55,780 INFO L130 BoogieDeclarations]: Found specification of procedure list_move_tail [2023-11-19 07:50:55,780 INFO L138 BoogieDeclarations]: Found implementation of procedure list_move_tail [2023-11-19 07:50:55,780 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_querycap [2023-11-19 07:50:55,780 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_querycap [2023-11-19 07:50:55,780 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-11-19 07:50:55,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-11-19 07:50:55,780 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_set_freq [2023-11-19 07:50:55,780 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_set_freq [2023-11-19 07:50:55,781 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-11-19 07:50:55,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-11-19 07:50:55,781 INFO L130 BoogieDeclarations]: Found specification of procedure cx8800_s_aud_ctrl [2023-11-19 07:50:55,781 INFO L138 BoogieDeclarations]: Found implementation of procedure cx8800_s_aud_ctrl [2023-11-19 07:50:55,781 INFO L130 BoogieDeclarations]: Found specification of procedure video_read [2023-11-19 07:50:55,781 INFO L138 BoogieDeclarations]: Found implementation of procedure video_read [2023-11-19 07:50:55,781 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2023-11-19 07:50:55,781 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2023-11-19 07:50:55,781 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_video_mux [2023-11-19 07:50:55,782 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_video_mux [2023-11-19 07:50:55,782 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-19 07:50:55,782 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-19 07:50:55,782 INFO L130 BoogieDeclarations]: Found specification of procedure video_is_registered [2023-11-19 07:50:55,782 INFO L138 BoogieDeclarations]: Found implementation of procedure video_is_registered [2023-11-19 07:50:55,782 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_subscribe_event [2023-11-19 07:50:55,782 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_subscribe_event [2023-11-19 07:50:55,782 INFO L130 BoogieDeclarations]: Found specification of procedure video_unregister_device [2023-11-19 07:50:55,783 INFO L138 BoogieDeclarations]: Found implementation of procedure video_unregister_device [2023-11-19 07:50:55,783 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 07:50:55,783 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2023-11-19 07:50:55,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2023-11-19 07:50:55,783 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2023-11-19 07:50:55,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2023-11-19 07:50:55,783 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2023-11-19 07:50:55,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2023-11-19 07:50:55,784 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2023-11-19 07:50:55,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2023-11-19 07:50:55,784 INFO L130 BoogieDeclarations]: Found specification of procedure videobuf_queue_sg_init [2023-11-19 07:50:55,784 INFO L138 BoogieDeclarations]: Found implementation of procedure videobuf_queue_sg_init [2023-11-19 07:50:55,784 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 07:50:55,784 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-19 07:50:55,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-19 07:50:55,784 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 07:50:55,784 INFO L130 BoogieDeclarations]: Found specification of procedure video_release [2023-11-19 07:50:55,785 INFO L138 BoogieDeclarations]: Found implementation of procedure video_release [2023-11-19 07:50:55,785 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-19 07:50:55,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-19 07:50:55,785 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-19 07:50:55,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-19 07:50:55,785 INFO L130 BoogieDeclarations]: Found specification of procedure restart_video_queue [2023-11-19 07:50:55,785 INFO L138 BoogieDeclarations]: Found implementation of procedure restart_video_queue [2023-11-19 07:50:55,785 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2023-11-19 07:50:55,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2023-11-19 07:50:55,786 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2023-11-19 07:50:55,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2023-11-19 07:50:55,786 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_qbuf [2023-11-19 07:50:55,786 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_qbuf [2023-11-19 07:50:55,786 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_wakeup [2023-11-19 07:50:55,786 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_wakeup [2023-11-19 07:50:55,786 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2023-11-19 07:50:55,787 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2023-11-19 07:50:55,787 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_s_ctrl [2023-11-19 07:50:55,787 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_s_ctrl [2023-11-19 07:50:55,787 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2023-11-19 07:50:55,787 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2023-11-19 07:50:55,787 INFO L130 BoogieDeclarations]: Found specification of procedure videobuf_iolock [2023-11-19 07:50:55,787 INFO L138 BoogieDeclarations]: Found implementation of procedure videobuf_iolock [2023-11-19 07:50:55,787 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_enum_input [2023-11-19 07:50:55,787 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_enum_input [2023-11-19 07:50:55,788 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_sram_channel_dump [2023-11-19 07:50:55,788 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_sram_channel_dump [2023-11-19 07:50:55,788 INFO L130 BoogieDeclarations]: Found specification of procedure video_set_drvdata [2023-11-19 07:50:55,788 INFO L138 BoogieDeclarations]: Found implementation of procedure video_set_drvdata [2023-11-19 07:50:55,788 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_g_tuner [2023-11-19 07:50:55,788 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_g_tuner [2023-11-19 07:50:55,788 INFO L130 BoogieDeclarations]: Found specification of procedure res_check [2023-11-19 07:50:55,788 INFO L138 BoogieDeclarations]: Found implementation of procedure res_check [2023-11-19 07:50:55,788 INFO L130 BoogieDeclarations]: Found specification of procedure format_by_fourcc [2023-11-19 07:50:55,789 INFO L138 BoogieDeclarations]: Found implementation of procedure format_by_fourcc [2023-11-19 07:50:55,789 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_risc_buffer [2023-11-19 07:50:55,789 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_risc_buffer [2023-11-19 07:50:55,789 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2023-11-19 07:50:55,789 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2023-11-19 07:50:55,789 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2023-11-19 07:50:55,789 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2023-11-19 07:50:55,789 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_event_unsubscribe [2023-11-19 07:50:55,790 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_event_unsubscribe [2023-11-19 07:50:55,790 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:50:55,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:50:55,790 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_risc_stopper [2023-11-19 07:50:55,790 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_risc_stopper [2023-11-19 07:50:55,790 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-11-19 07:50:55,790 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-11-19 07:50:55,790 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2023-11-19 07:50:55,790 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2023-11-19 07:50:55,791 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-19 07:50:55,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-19 07:50:55,791 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_s_std [2023-11-19 07:50:55,791 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_s_std [2023-11-19 07:50:55,791 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_streamoff [2023-11-19 07:50:55,791 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_streamoff [2023-11-19 07:50:55,791 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_sram_channel_setup [2023-11-19 07:50:55,791 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_sram_channel_setup [2023-11-19 07:50:55,792 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_free_buffer [2023-11-19 07:50:55,792 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_free_buffer [2023-11-19 07:50:55,792 INFO L130 BoogieDeclarations]: Found specification of procedure video_device_release [2023-11-19 07:50:55,792 INFO L138 BoogieDeclarations]: Found implementation of procedure video_device_release [2023-11-19 07:50:55,792 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2023-11-19 07:50:55,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2023-11-19 07:50:55,792 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_enum_input [2023-11-19 07:50:55,792 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_enum_input [2023-11-19 07:50:55,792 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-11-19 07:50:55,792 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-11-19 07:50:55,793 INFO L130 BoogieDeclarations]: Found specification of procedure res_get [2023-11-19 07:50:55,793 INFO L138 BoogieDeclarations]: Found implementation of procedure res_get [2023-11-19 07:50:55,793 INFO L130 BoogieDeclarations]: Found specification of procedure videobuf_mmap_free [2023-11-19 07:50:55,793 INFO L138 BoogieDeclarations]: Found implementation of procedure videobuf_mmap_free [2023-11-19 07:50:55,793 INFO L130 BoogieDeclarations]: Found specification of procedure cx8800_resume [2023-11-19 07:50:55,793 INFO L138 BoogieDeclarations]: Found implementation of procedure cx8800_resume [2023-11-19 07:50:55,793 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_cx8800_pci_driver_exit_15_2 [2023-11-19 07:50:55,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_cx8800_pci_driver_exit_15_2 [2023-11-19 07:50:55,793 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_s_frequency [2023-11-19 07:50:55,794 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_s_frequency [2023-11-19 07:50:55,794 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2023-11-19 07:50:55,794 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2023-11-19 07:50:55,794 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2023-11-19 07:50:55,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2023-11-19 07:50:55,794 INFO L130 BoogieDeclarations]: Found specification of procedure video_poll [2023-11-19 07:50:55,794 INFO L138 BoogieDeclarations]: Found implementation of procedure video_poll [2023-11-19 07:50:55,794 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 07:50:55,795 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-11-19 07:50:55,795 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-11-19 07:50:55,795 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 07:50:55,795 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_core_put [2023-11-19 07:50:55,795 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_core_put [2023-11-19 07:50:55,795 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_find [2023-11-19 07:50:55,795 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_find [2023-11-19 07:50:55,795 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_100 [2023-11-19 07:50:55,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_100 [2023-11-19 07:50:55,796 INFO L130 BoogieDeclarations]: Found specification of procedure buffer_release [2023-11-19 07:50:55,796 INFO L138 BoogieDeclarations]: Found implementation of procedure buffer_release [2023-11-19 07:50:55,796 INFO L130 BoogieDeclarations]: Found specification of procedure start_video_dma [2023-11-19 07:50:55,796 INFO L138 BoogieDeclarations]: Found implementation of procedure start_video_dma [2023-11-19 07:50:55,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 07:50:55,796 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-19 07:50:55,796 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-19 07:50:55,796 INFO L130 BoogieDeclarations]: Found specification of procedure video_device_node_name [2023-11-19 07:50:55,796 INFO L138 BoogieDeclarations]: Found implementation of procedure video_device_node_name [2023-11-19 07:50:55,797 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-11-19 07:50:55,797 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-11-19 07:50:55,797 INFO L130 BoogieDeclarations]: Found specification of procedure get_queue [2023-11-19 07:50:55,797 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queue [2023-11-19 07:50:55,797 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2023-11-19 07:50:55,797 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2023-11-19 07:50:55,797 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-19 07:50:55,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-19 07:50:55,797 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2023-11-19 07:50:55,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2023-11-19 07:50:55,798 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-19 07:50:55,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-19 07:50:55,798 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_dqbuf [2023-11-19 07:50:55,798 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_dqbuf [2023-11-19 07:50:55,798 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2023-11-19 07:50:55,798 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2023-11-19 07:50:55,798 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_querycap [2023-11-19 07:50:55,798 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_querycap [2023-11-19 07:50:55,799 INFO L130 BoogieDeclarations]: Found specification of procedure video_register_device [2023-11-19 07:50:55,799 INFO L138 BoogieDeclarations]: Found implementation of procedure video_register_device [2023-11-19 07:50:55,799 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-19 07:50:55,799 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-19 07:50:55,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 07:50:55,799 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-19 07:50:55,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-19 07:50:55,799 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_101 [2023-11-19 07:50:55,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_101 [2023-11-19 07:50:55,800 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_s_input [2023-11-19 07:50:55,800 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_s_input [2023-11-19 07:50:55,800 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2023-11-19 07:50:55,800 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2023-11-19 07:50:55,800 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_s_tuner [2023-11-19 07:50:55,800 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_s_tuner [2023-11-19 07:50:55,800 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2023-11-19 07:50:55,800 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2023-11-19 07:50:55,800 INFO L130 BoogieDeclarations]: Found specification of procedure cx8800_start_vbi_dma [2023-11-19 07:50:55,801 INFO L138 BoogieDeclarations]: Found implementation of procedure cx8800_start_vbi_dma [2023-11-19 07:50:55,801 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_ir_stop [2023-11-19 07:50:55,801 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_ir_stop [2023-11-19 07:50:55,801 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_s_register [2023-11-19 07:50:55,801 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_s_register [2023-11-19 07:50:55,801 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-19 07:50:55,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-19 07:50:55,801 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2023-11-19 07:50:55,801 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2023-11-19 07:50:55,802 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2023-11-19 07:50:55,802 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2023-11-19 07:50:55,802 INFO L130 BoogieDeclarations]: Found specification of procedure norm_maxw [2023-11-19 07:50:55,802 INFO L138 BoogieDeclarations]: Found implementation of procedure norm_maxw [2023-11-19 07:50:55,802 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2023-11-19 07:50:55,802 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2023-11-19 07:50:55,802 INFO L130 BoogieDeclarations]: Found specification of procedure norm_maxh [2023-11-19 07:50:55,802 INFO L138 BoogieDeclarations]: Found implementation of procedure norm_maxh [2023-11-19 07:50:55,802 INFO L130 BoogieDeclarations]: Found specification of procedure get_resource [2023-11-19 07:50:55,803 INFO L138 BoogieDeclarations]: Found implementation of procedure get_resource [2023-11-19 07:50:55,803 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-11-19 07:50:55,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-11-19 07:50:55,803 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2023-11-19 07:50:55,803 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2023-11-19 07:50:55,803 INFO L130 BoogieDeclarations]: Found specification of procedure cx8800_initdev [2023-11-19 07:50:55,803 INFO L138 BoogieDeclarations]: Found implementation of procedure cx8800_initdev [2023-11-19 07:50:55,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 07:50:55,803 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_slock_of_cx8800_dev [2023-11-19 07:50:55,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_slock_of_cx8800_dev [2023-11-19 07:50:55,804 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-19 07:50:55,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-19 07:50:57,166 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:50:57,172 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:50:57,762 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-19 07:51:30,844 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2023-11-19 07:51:31,032 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:51:31,057 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:51:31,057 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-19 07:51:31,071 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:51:31 BoogieIcfgContainer [2023-11-19 07:51:31,071 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:51:31,074 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 07:51:31,074 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 07:51:31,077 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 07:51:31,078 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:50:48" (1/3) ... [2023-11-19 07:51:31,078 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ac84801 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:51:31, skipping insertion in model container [2023-11-19 07:51:31,078 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:54" (2/3) ... [2023-11-19 07:51:31,079 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ac84801 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:51:31, skipping insertion in model container [2023-11-19 07:51:31,079 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:51:31" (3/3) ... [2023-11-19 07:51:31,080 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-pci-cx88-cx8800.cil.i [2023-11-19 07:51:31,099 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 07:51:31,099 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 07:51:31,205 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 07:51:31,211 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;@3edbe79b, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 07:51:31,211 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 07:51:31,227 INFO L276 IsEmpty]: Start isEmpty. Operand has 3237 states, 2276 states have (on average 1.3141476274165202) internal successors, (2991), 2290 states have internal predecessors, (2991), 812 states have call successors, (812), 149 states have call predecessors, (812), 148 states have return successors, (805), 804 states have call predecessors, (805), 805 states have call successors, (805) [2023-11-19 07:51:31,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 580 [2023-11-19 07:51:31,298 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:51:31,300 INFO L195 NwaCegarLoop]: trace histogram [50, 50, 49, 49, 49, 49, 49, 49, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:51:31,300 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting kzallocErr0ASSERT_VIOLATIONERROR_FUNCTION === [kzallocErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:51:31,306 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:51:31,307 INFO L85 PathProgramCache]: Analyzing trace with hash 72200164, now seen corresponding path program 1 times [2023-11-19 07:51:31,317 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:51:31,317 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [763554631] [2023-11-19 07:51:31,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:51:31,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:51:32,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:33,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-19 07:51:33,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:33,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:51:33,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:34,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-19 07:51:34,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:34,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:51:34,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:34,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-19 07:51:34,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:34,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:51:34,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:34,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-11-19 07:51:34,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:34,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:51:34,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:34,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-11-19 07:51:34,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:34,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:51:34,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:34,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-11-19 07:51:34,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:34,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:51:34,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:34,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2023-11-19 07:51:34,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:34,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:51:34,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:34,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-19 07:51:34,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:34,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:51:34,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:34,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-19 07:51:34,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:34,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:51:34,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:34,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-11-19 07:51:34,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:34,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:51:34,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:34,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-11-19 07:51:34,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:34,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:51:34,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:34,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2023-11-19 07:51:34,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:34,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:51:34,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:34,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2023-11-19 07:51:34,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:34,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:51:34,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:34,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2023-11-19 07:51:34,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:34,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:51:34,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:34,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2023-11-19 07:51:34,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:34,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:51:34,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:34,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2023-11-19 07:51:34,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:34,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:51:34,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:34,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2023-11-19 07:51:34,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:34,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:51:34,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:34,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2023-11-19 07:51:34,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:34,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:51:34,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:34,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2023-11-19 07:51:34,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:34,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:51:34,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:34,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2023-11-19 07:51:34,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:34,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:51:34,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:34,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2023-11-19 07:51:35,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:35,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:51:35,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:35,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2023-11-19 07:51:35,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:35,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:51:35,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:35,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2023-11-19 07:51:35,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:35,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:51:35,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:35,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2023-11-19 07:51:35,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:35,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:51:35,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:35,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2023-11-19 07:51:35,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:35,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:51:35,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:35,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2023-11-19 07:51:35,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:35,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:51:35,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:35,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2023-11-19 07:51:35,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:35,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:51:35,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:35,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2023-11-19 07:51:35,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:35,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:51:35,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:35,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2023-11-19 07:51:35,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:35,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:51:35,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:35,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2023-11-19 07:51:35,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:35,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:51:35,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:35,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2023-11-19 07:51:35,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:35,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:51:35,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:35,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2023-11-19 07:51:35,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:35,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:51:35,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:35,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2023-11-19 07:51:35,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:35,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:51:35,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:35,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2023-11-19 07:51:35,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:35,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:51:35,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:35,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2023-11-19 07:51:35,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:35,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:51:35,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:35,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2023-11-19 07:51:35,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:35,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:51:35,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:35,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2023-11-19 07:51:35,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:35,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:51:35,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:35,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2023-11-19 07:51:35,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:35,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:51:35,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:35,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2023-11-19 07:51:35,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:35,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:51:35,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:35,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2023-11-19 07:51:35,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:35,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:51:35,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:35,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2023-11-19 07:51:35,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:35,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:51:35,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:35,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2023-11-19 07:51:35,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:36,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:51:36,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:36,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2023-11-19 07:51:36,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:36,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:51:36,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:36,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2023-11-19 07:51:36,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:36,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:51:36,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:36,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 487 [2023-11-19 07:51:36,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:36,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:51:36,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:36,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 498 [2023-11-19 07:51:36,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:36,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:51:36,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:36,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2023-11-19 07:51:36,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:36,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:51:36,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:36,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 520 [2023-11-19 07:51:36,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:36,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:51:36,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:36,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 531 [2023-11-19 07:51:36,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:36,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:51:36,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:36,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 544 [2023-11-19 07:51:36,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:36,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 572 [2023-11-19 07:51:36,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:36,407 INFO L134 CoverageAnalysis]: Checked inductivity of 10731 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10731 trivial. 0 not checked. [2023-11-19 07:51:36,408 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:51:36,409 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [763554631] [2023-11-19 07:51:36,410 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [763554631] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:51:36,410 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:51:36,411 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 07:51:36,412 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1641782343] [2023-11-19 07:51:36,413 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:51:36,421 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 07:51:36,421 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:51:36,453 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 07:51:36,458 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 07:51:36,468 INFO L87 Difference]: Start difference. First operand has 3237 states, 2276 states have (on average 1.3141476274165202) internal successors, (2991), 2290 states have internal predecessors, (2991), 812 states have call successors, (812), 149 states have call predecessors, (812), 148 states have return successors, (805), 804 states have call predecessors, (805), 805 states have call successors, (805) Second operand has 4 states, 4 states have (on average 21.5) internal successors, (86), 3 states have internal predecessors, (86), 3 states have call successors, (55), 3 states have call predecessors, (55), 1 states have return successors, (52), 3 states have call predecessors, (52), 3 states have call successors, (52)