./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wan--lmc--lmc.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56ab28b3-7b6a-4281-a395-a5b8b2f04f27/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56ab28b3-7b6a-4281-a395-a5b8b2f04f27/bin/uautomizer-verify-jihMAELWvX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56ab28b3-7b6a-4281-a395-a5b8b2f04f27/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56ab28b3-7b6a-4281-a395-a5b8b2f04f27/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wan--lmc--lmc.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56ab28b3-7b6a-4281-a395-a5b8b2f04f27/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56ab28b3-7b6a-4281-a395-a5b8b2f04f27/bin/uautomizer-verify-jihMAELWvX --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 66b2f104726c03e3846e38f6b09c6a45d6c8d058156e96895db9342600740310 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 18:28:25,514 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 18:28:25,592 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56ab28b3-7b6a-4281-a395-a5b8b2f04f27/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-08 18:28:25,596 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 18:28:25,596 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 18:28:25,631 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 18:28:25,631 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 18:28:25,632 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 18:28:25,632 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 18:28:25,633 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 18:28:25,633 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 18:28:25,633 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 18:28:25,634 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 18:28:25,639 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 18:28:25,639 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 18:28:25,639 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 18:28:25,640 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 18:28:25,640 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 18:28:25,640 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 18:28:25,640 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 18:28:25,641 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 18:28:25,641 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 18:28:25,641 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 18:28:25,642 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 18:28:25,644 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 18:28:25,644 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 18:28:25,644 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 18:28:25,645 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 18:28:25,645 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 18:28:25,645 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 18:28:25,646 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 18:28:25,646 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 18:28:25,646 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 18:28:25,646 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-08 18:28:25,647 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 18:28:25,647 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 18:28:25,647 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 18:28:25,647 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 18:28:25,647 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 18:28:25,648 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_56ab28b3-7b6a-4281-a395-a5b8b2f04f27/bin/uautomizer-verify-jihMAELWvX/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56ab28b3-7b6a-4281-a395-a5b8b2f04f27/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 66b2f104726c03e3846e38f6b09c6a45d6c8d058156e96895db9342600740310 [2024-11-08 18:28:25,922 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 18:28:25,951 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 18:28:25,955 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 18:28:25,957 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 18:28:25,958 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 18:28:25,959 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56ab28b3-7b6a-4281-a395-a5b8b2f04f27/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wan--lmc--lmc.ko-entry_point.cil.out.i Unable to find full path for "g++" [2024-11-08 18:28:27,965 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 18:28:28,525 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 18:28:28,526 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56ab28b3-7b6a-4281-a395-a5b8b2f04f27/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wan--lmc--lmc.ko-entry_point.cil.out.i [2024-11-08 18:28:28,586 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56ab28b3-7b6a-4281-a395-a5b8b2f04f27/bin/uautomizer-verify-jihMAELWvX/data/d67c8f4fe/5e615492485942409ca3c2c0a86a9a0c/FLAG72ca4ff18 [2024-11-08 18:28:28,606 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56ab28b3-7b6a-4281-a395-a5b8b2f04f27/bin/uautomizer-verify-jihMAELWvX/data/d67c8f4fe/5e615492485942409ca3c2c0a86a9a0c [2024-11-08 18:28:28,610 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 18:28:28,612 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 18:28:28,614 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 18:28:28,614 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 18:28:28,620 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 18:28:28,621 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 06:28:28" (1/1) ... [2024-11-08 18:28:28,622 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44677c35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:28:28, skipping insertion in model container [2024-11-08 18:28:28,623 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 06:28:28" (1/1) ... [2024-11-08 18:28:28,783 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 18:28:31,252 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56ab28b3-7b6a-4281-a395-a5b8b2f04f27/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wan--lmc--lmc.ko-entry_point.cil.out.i[287455,287468] [2024-11-08 18:28:31,314 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 18:28:31,357 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 18:28:31,519 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outl %0, %w1": : "a" (value), "Nd" (port)); [5924] [2024-11-08 18:28:31,521 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inl %w1, %0": "=a" (value): "Nd" (port)); [5932] [2024-11-08 18:28:31,664 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"); [7007] [2024-11-08 18:28:31,664 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; btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [7014] [2024-11-08 18:28:31,665 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("rep; nop": : : "memory"); [7040] [2024-11-08 18:28:32,059 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56ab28b3-7b6a-4281-a395-a5b8b2f04f27/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wan--lmc--lmc.ko-entry_point.cil.out.i[287455,287468] [2024-11-08 18:28:32,064 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 18:28:32,153 INFO L204 MainTranslator]: Completed translation [2024-11-08 18:28:32,154 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:28:32 WrapperNode [2024-11-08 18:28:32,154 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 18:28:32,155 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 18:28:32,155 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 18:28:32,156 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 18:28:32,163 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:28:32" (1/1) ... [2024-11-08 18:28:32,247 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:28:32" (1/1) ... [2024-11-08 18:28:32,408 INFO L138 Inliner]: procedures = 273, calls = 2182, calls flagged for inlining = 123, calls inlined = 120, statements flattened = 5625 [2024-11-08 18:28:32,409 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 18:28:32,410 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 18:28:32,410 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 18:28:32,410 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 18:28:32,422 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:28:32" (1/1) ... [2024-11-08 18:28:32,422 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:28:32" (1/1) ... [2024-11-08 18:28:32,453 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:28:32" (1/1) ... [2024-11-08 18:28:33,497 INFO L175 MemorySlicer]: Split 1187 memory accesses to 6 slices as follows [2, 4, 43, 4, 6, 1128]. 95 percent of accesses are in the largest equivalence class. The 14 initializations are split as follows [2, 4, 0, 4, 0, 4]. The 527 writes are split as follows [0, 0, 43, 0, 1, 483]. [2024-11-08 18:28:33,501 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:28:32" (1/1) ... [2024-11-08 18:28:33,501 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:28:32" (1/1) ... [2024-11-08 18:28:33,672 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:28:32" (1/1) ... [2024-11-08 18:28:33,707 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:28:32" (1/1) ... [2024-11-08 18:28:33,739 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:28:32" (1/1) ... [2024-11-08 18:28:33,761 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:28:32" (1/1) ... [2024-11-08 18:28:33,797 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 18:28:33,799 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 18:28:33,799 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 18:28:33,800 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 18:28:33,801 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:28:32" (1/1) ... [2024-11-08 18:28:33,807 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 18:28:33,821 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56ab28b3-7b6a-4281-a395-a5b8b2f04f27/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:28:33,835 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56ab28b3-7b6a-4281-a395-a5b8b2f04f27/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 18:28:33,839 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56ab28b3-7b6a-4281-a395-a5b8b2f04f27/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 18:28:33,869 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_running_reset [2024-11-08 18:28:33,870 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_running_reset [2024-11-08 18:28:33,870 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_open [2024-11-08 18:28:33,871 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_open [2024-11-08 18:28:33,872 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-08 18:28:33,872 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-08 18:28:33,872 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-08 18:28:33,872 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-08 18:28:33,872 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-08 18:28:33,872 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-08 18:28:33,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-08 18:28:33,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-08 18:28:33,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-08 18:28:33,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-08 18:28:33,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-08 18:28:33,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-08 18:28:33,873 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2024-11-08 18:28:33,874 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2024-11-08 18:28:33,874 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-08 18:28:33,874 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-08 18:28:33,874 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-08 18:28:33,874 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-08 18:28:33,874 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_dec_reset [2024-11-08 18:28:33,874 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_dec_reset [2024-11-08 18:28:33,875 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_get_link_status [2024-11-08 18:28:33,875 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_get_link_status [2024-11-08 18:28:33,876 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2024-11-08 18:28:33,877 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2024-11-08 18:28:33,877 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2024-11-08 18:28:33,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2024-11-08 18:28:33,877 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-08 18:28:33,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-08 18:28:33,877 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_set_circuit_type [2024-11-08 18:28:33,877 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_set_circuit_type [2024-11-08 18:28:33,878 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_gpio_mkinput [2024-11-08 18:28:33,878 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_gpio_mkinput [2024-11-08 18:28:33,878 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-08 18:28:33,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-08 18:28:33,878 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-08 18:28:33,878 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-08 18:28:33,878 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-08 18:28:33,879 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-11-08 18:28:33,879 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-11-08 18:28:33,879 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-11-08 18:28:33,879 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-08 18:28:33,879 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-08 18:28:33,879 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-08 18:28:33,879 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-11-08 18:28:33,880 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-11-08 18:28:33,880 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-11-08 18:28:33,880 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 18:28:33,880 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 18:28:33,880 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_set_100ft [2024-11-08 18:28:33,880 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_set_100ft [2024-11-08 18:28:33,881 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2024-11-08 18:28:33,881 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2024-11-08 18:28:33,881 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2024-11-08 18:28:33,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2024-11-08 18:28:33,882 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_set_scram [2024-11-08 18:28:33,882 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_set_scram [2024-11-08 18:28:33,883 INFO L130 BoogieDeclarations]: Found specification of procedure hdlc_change_mtu [2024-11-08 18:28:33,883 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlc_change_mtu [2024-11-08 18:28:33,883 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_proto_close [2024-11-08 18:28:33,884 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_proto_close [2024-11-08 18:28:33,884 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_gpio_mkoutput [2024-11-08 18:28:33,884 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_gpio_mkoutput [2024-11-08 18:28:33,884 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_reset [2024-11-08 18:28:33,884 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_reset [2024-11-08 18:28:33,884 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2024-11-08 18:28:33,884 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2024-11-08 18:28:33,885 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_get_stats [2024-11-08 18:28:33,885 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_get_stats [2024-11-08 18:28:33,885 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 18:28:33,887 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_sc [2024-11-08 18:28:33,887 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_sc [2024-11-08 18:28:33,887 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_driver_timeout [2024-11-08 18:28:33,887 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_driver_timeout [2024-11-08 18:28:33,887 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_proto_netif [2024-11-08 18:28:33,887 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_proto_netif [2024-11-08 18:28:33,888 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-08 18:28:33,888 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-08 18:28:33,888 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-08 18:28:33,888 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-08 18:28:33,888 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-08 18:28:33,888 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-08 18:28:33,888 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2024-11-08 18:28:33,889 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2024-11-08 18:28:33,889 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2024-11-08 18:28:33,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2024-11-08 18:28:33,889 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2024-11-08 18:28:33,889 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2024-11-08 18:28:33,889 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_trace [2024-11-08 18:28:33,889 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_trace [2024-11-08 18:28:33,889 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 18:28:33,890 INFO L130 BoogieDeclarations]: Found specification of procedure write_av9110 [2024-11-08 18:28:33,890 INFO L138 BoogieDeclarations]: Found implementation of procedure write_av9110 [2024-11-08 18:28:33,890 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-08 18:28:33,891 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-08 18:28:33,891 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2024-11-08 18:28:33,892 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2024-11-08 18:28:33,892 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2024-11-08 18:28:33,892 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2024-11-08 18:28:33,892 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2024-11-08 18:28:33,892 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2024-11-08 18:28:33,892 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_proto_type [2024-11-08 18:28:33,892 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_proto_type [2024-11-08 18:28:33,892 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-11-08 18:28:33,893 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-11-08 18:28:33,893 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_remove_one [2024-11-08 18:28:33,893 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_remove_one [2024-11-08 18:28:33,893 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2024-11-08 18:28:33,893 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2024-11-08 18:28:33,893 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_write [2024-11-08 18:28:33,893 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_write [2024-11-08 18:28:33,894 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_close [2024-11-08 18:28:33,894 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_close [2024-11-08 18:28:33,894 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-08 18:28:33,894 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-08 18:28:33,894 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-08 18:28:33,894 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-08 18:28:33,894 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-08 18:28:33,895 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-08 18:28:33,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-08 18:28:33,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-08 18:28:33,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-08 18:28:33,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-08 18:28:33,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-08 18:28:33,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-08 18:28:33,896 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_led_off [2024-11-08 18:28:33,897 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_led_off [2024-11-08 18:28:33,897 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-08 18:28:33,898 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-08 18:28:33,898 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-08 18:28:33,898 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-08 18:28:33,898 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-08 18:28:33,899 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-08 18:28:33,899 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2024-11-08 18:28:33,899 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2024-11-08 18:28:33,899 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_hdlc [2024-11-08 18:28:33,899 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_hdlc [2024-11-08 18:28:33,899 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2024-11-08 18:28:33,899 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2024-11-08 18:28:33,900 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-08 18:28:33,900 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-08 18:28:33,900 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_softreset [2024-11-08 18:28:33,900 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_softreset [2024-11-08 18:28:33,900 INFO L130 BoogieDeclarations]: Found specification of procedure write_av9110_bit [2024-11-08 18:28:33,900 INFO L138 BoogieDeclarations]: Found implementation of procedure write_av9110_bit [2024-11-08 18:28:33,900 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-08 18:28:33,901 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-08 18:28:33,901 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-08 18:28:33,901 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-08 18:28:33,901 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-08 18:28:33,901 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-08 18:28:33,901 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2024-11-08 18:28:33,901 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2024-11-08 18:28:33,902 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2024-11-08 18:28:33,902 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2024-11-08 18:28:33,902 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2024-11-08 18:28:33,902 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2024-11-08 18:28:33,902 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-08 18:28:33,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-08 18:28:33,902 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_mii_writereg [2024-11-08 18:28:33,903 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_mii_writereg [2024-11-08 18:28:33,903 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ioctl [2024-11-08 18:28:33,903 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ioctl [2024-11-08 18:28:33,904 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2024-11-08 18:28:33,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2024-11-08 18:28:33,905 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_proto_attach [2024-11-08 18:28:33,905 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_proto_attach [2024-11-08 18:28:33,905 INFO L130 BoogieDeclarations]: Found specification of procedure virt_to_phys [2024-11-08 18:28:33,905 INFO L138 BoogieDeclarations]: Found implementation of procedure virt_to_phys [2024-11-08 18:28:33,906 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_set_status [2024-11-08 18:28:33,906 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_set_status [2024-11-08 18:28:33,906 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-08 18:28:33,906 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2024-11-08 18:28:33,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2024-11-08 18:28:33,906 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2024-11-08 18:28:33,906 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2024-11-08 18:28:33,906 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 18:28:33,907 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-11-08 18:28:33,907 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-11-08 18:28:33,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-08 18:28:33,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-08 18:28:33,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-08 18:28:33,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-08 18:28:33,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-08 18:28:33,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-08 18:28:33,908 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_mii_readreg [2024-11-08 18:28:33,908 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_mii_readreg [2024-11-08 18:28:33,908 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2024-11-08 18:28:33,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2024-11-08 18:28:33,908 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_2 [2024-11-08 18:28:33,908 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_2 [2024-11-08 18:28:33,908 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-08 18:28:33,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-08 18:28:33,909 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2024-11-08 18:28:33,909 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2024-11-08 18:28:33,909 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_proto_open [2024-11-08 18:28:33,909 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_proto_open [2024-11-08 18:28:33,909 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2024-11-08 18:28:33,909 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2024-11-08 18:28:33,909 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_led_on [2024-11-08 18:28:33,910 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_led_on [2024-11-08 18:28:33,910 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2024-11-08 18:28:33,910 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2024-11-08 18:28:33,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-08 18:28:33,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-08 18:28:33,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-08 18:28:33,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-08 18:28:33,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-08 18:28:33,911 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-08 18:28:33,911 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_set_protocol [2024-11-08 18:28:33,911 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_set_protocol [2024-11-08 18:28:33,911 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2024-11-08 18:28:33,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2024-11-08 18:28:33,911 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_mac_header [2024-11-08 18:28:33,911 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_mac_header [2024-11-08 18:28:33,912 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2024-11-08 18:28:33,912 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2024-11-08 18:28:33,912 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 18:28:33,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 18:28:33,912 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_relax [2024-11-08 18:28:33,912 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_relax [2024-11-08 18:28:34,805 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 18:28:34,812 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 18:28:35,270 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-08 18:28:46,819 INFO L? ?]: Removed 1972 outVars from TransFormulas that were not future-live. [2024-11-08 18:28:46,819 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 18:28:46,868 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 18:28:46,868 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 18:28:46,869 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:28:46 BoogieIcfgContainer [2024-11-08 18:28:46,869 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 18:28:46,871 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 18:28:46,871 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 18:28:46,874 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 18:28:46,875 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 06:28:28" (1/3) ... [2024-11-08 18:28:46,876 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@758168a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 06:28:46, skipping insertion in model container [2024-11-08 18:28:46,876 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:28:32" (2/3) ... [2024-11-08 18:28:46,876 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@758168a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 06:28:46, skipping insertion in model container [2024-11-08 18:28:46,876 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:28:46" (3/3) ... [2024-11-08 18:28:46,878 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--wan--lmc--lmc.ko-entry_point.cil.out.i [2024-11-08 18:28:46,895 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 18:28:46,896 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-08 18:28:47,023 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 18:28:47,029 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@1a73c42d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 18:28:47,030 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-08 18:28:47,042 INFO L276 IsEmpty]: Start isEmpty. Operand has 2414 states, 1711 states have (on average 1.36937463471654) internal successors, (2343), 1759 states have internal predecessors, (2343), 624 states have call successors, (624), 78 states have call predecessors, (624), 77 states have return successors, (618), 603 states have call predecessors, (618), 618 states have call successors, (618) [2024-11-08 18:28:47,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2024-11-08 18:28:47,057 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:28:47,058 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:28:47,058 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:28:47,063 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:28:47,063 INFO L85 PathProgramCache]: Analyzing trace with hash -1016653642, now seen corresponding path program 1 times [2024-11-08 18:28:47,072 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:28:47,073 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [892100548] [2024-11-08 18:28:47,073 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:28:47,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:28:52,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:28:52,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-08 18:28:52,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:28:52,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:28:52,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:28:52,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:28:52,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:28:52,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-08 18:28:52,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:28:52,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:28:52,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:28:52,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:28:52,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:28:52,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-08 18:28:52,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:28:52,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:28:52,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:28:52,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:28:52,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:28:53,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-08 18:28:53,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:28:53,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:28:53,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:28:53,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-08 18:28:53,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:28:53,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:28:53,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:28:53,135 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2024-11-08 18:28:53,137 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:28:53,137 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [892100548] [2024-11-08 18:28:53,138 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [892100548] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:28:53,139 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:28:53,139 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 18:28:53,141 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1945238543] [2024-11-08 18:28:53,143 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:28:53,149 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 18:28:53,149 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:28:53,182 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 18:28:53,183 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-08 18:28:53,191 INFO L87 Difference]: Start difference. First operand has 2414 states, 1711 states have (on average 1.36937463471654) internal successors, (2343), 1759 states have internal predecessors, (2343), 624 states have call successors, (624), 78 states have call predecessors, (624), 77 states have return successors, (618), 603 states have call predecessors, (618), 618 states have call successors, (618) Second operand has 5 states, 5 states have (on average 8.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (11), 5 states have call predecessors, (11), 2 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2024-11-08 18:28:57,270 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 18:29:01,310 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 18:29:26,505 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.98s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 18:29:56,029 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:29:56,029 INFO L93 Difference]: Finished difference Result 5123 states and 8024 transitions. [2024-11-08 18:29:56,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 18:29:56,032 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (11), 5 states have call predecessors, (11), 2 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 93 [2024-11-08 18:29:56,033 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:29:56,107 INFO L225 Difference]: With dead ends: 5123 [2024-11-08 18:29:56,107 INFO L226 Difference]: Without dead ends: 2697 [2024-11-08 18:29:56,152 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-11-08 18:29:56,156 INFO L432 NwaCegarLoop]: 458 mSDtfsCounter, 3656 mSDsluCounter, 814 mSDsCounter, 0 mSdLazyCounter, 7068 mSolverCounterSat, 1434 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 59.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4073 SdHoareTripleChecker+Valid, 1272 SdHoareTripleChecker+Invalid, 8504 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 1434 IncrementalHoareTripleChecker+Valid, 7068 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 61.9s IncrementalHoareTripleChecker+Time [2024-11-08 18:29:56,158 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4073 Valid, 1272 Invalid, 8504 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [1434 Valid, 7068 Invalid, 2 Unknown, 0 Unchecked, 61.9s Time] [2024-11-08 18:29:56,185 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2697 states. [2024-11-08 18:29:56,402 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2697 to 2397. [2024-11-08 18:29:56,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2397 states, 1702 states have (on average 1.336662749706228) internal successors, (2275), 1742 states have internal predecessors, (2275), 618 states have call successors, (618), 77 states have call predecessors, (618), 76 states have return successors, (617), 602 states have call predecessors, (617), 617 states have call successors, (617) [2024-11-08 18:29:56,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2397 states to 2397 states and 3510 transitions. [2024-11-08 18:29:56,455 INFO L78 Accepts]: Start accepts. Automaton has 2397 states and 3510 transitions. Word has length 93 [2024-11-08 18:29:56,457 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:29:56,457 INFO L471 AbstractCegarLoop]: Abstraction has 2397 states and 3510 transitions. [2024-11-08 18:29:56,457 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (11), 5 states have call predecessors, (11), 2 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2024-11-08 18:29:56,458 INFO L276 IsEmpty]: Start isEmpty. Operand 2397 states and 3510 transitions. [2024-11-08 18:29:56,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2024-11-08 18:29:56,467 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:29:56,467 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:29:56,469 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-08 18:29:56,470 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:29:56,470 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:29:56,470 INFO L85 PathProgramCache]: Analyzing trace with hash -662943376, now seen corresponding path program 1 times [2024-11-08 18:29:56,470 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:29:56,471 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1267245979] [2024-11-08 18:29:56,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:29:56,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:30:00,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:30:00,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-08 18:30:00,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:30:00,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:30:00,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:30:00,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:30:00,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:30:00,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-08 18:30:00,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:30:01,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:30:01,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:30:01,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:30:01,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:30:01,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-08 18:30:01,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:30:01,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:30:01,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:30:01,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:30:01,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:30:01,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-08 18:30:01,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:30:01,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:30:01,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:30:01,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-08 18:30:01,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:30:01,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:30:01,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:30:01,244 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2024-11-08 18:30:01,245 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:30:01,246 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1267245979] [2024-11-08 18:30:01,246 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1267245979] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:30:01,247 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:30:01,247 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-08 18:30:01,247 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [753379913] [2024-11-08 18:30:01,248 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:30:01,249 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 18:30:01,252 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:30:01,253 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 18:30:01,253 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-08 18:30:01,254 INFO L87 Difference]: Start difference. First operand 2397 states and 3510 transitions. Second operand has 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 3 states have internal predecessors, (40), 2 states have call successors, (11), 5 states have call predecessors, (11), 1 states have return successors, (8), 1 states have call predecessors, (8), 1 states have call successors, (8) [2024-11-08 18:30:05,303 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 18:30:09,365 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 18:30:30,626 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 18:30:53,404 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.56s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 18:31:45,482 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:31:45,482 INFO L93 Difference]: Finished difference Result 7632 states and 11431 transitions. [2024-11-08 18:31:45,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-08 18:31:45,483 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 3 states have internal predecessors, (40), 2 states have call successors, (11), 5 states have call predecessors, (11), 1 states have return successors, (8), 1 states have call predecessors, (8), 1 states have call successors, (8) Word has length 93 [2024-11-08 18:31:45,484 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:31:45,547 INFO L225 Difference]: With dead ends: 7632 [2024-11-08 18:31:45,547 INFO L226 Difference]: Without dead ends: 5257 [2024-11-08 18:31:45,569 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2024-11-08 18:31:45,570 INFO L432 NwaCegarLoop]: 480 mSDtfsCounter, 8875 mSDsluCounter, 1170 mSDsCounter, 0 mSdLazyCounter, 11829 mSolverCounterSat, 4392 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 99.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9343 SdHoareTripleChecker+Valid, 1650 SdHoareTripleChecker+Invalid, 16223 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 4392 IncrementalHoareTripleChecker+Valid, 11829 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 102.5s IncrementalHoareTripleChecker+Time [2024-11-08 18:31:45,571 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [9343 Valid, 1650 Invalid, 16223 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [4392 Valid, 11829 Invalid, 2 Unknown, 0 Unchecked, 102.5s Time] [2024-11-08 18:31:45,578 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5257 states. [2024-11-08 18:31:45,922 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5257 to 4659. [2024-11-08 18:31:45,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4659 states, 3310 states have (on average 1.3389728096676736) internal successors, (4432), 3388 states have internal predecessors, (4432), 1198 states have call successors, (1198), 151 states have call predecessors, (1198), 150 states have return successors, (1197), 1167 states have call predecessors, (1197), 1197 states have call successors, (1197) [2024-11-08 18:31:45,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4659 states to 4659 states and 6827 transitions. [2024-11-08 18:31:45,969 INFO L78 Accepts]: Start accepts. Automaton has 4659 states and 6827 transitions. Word has length 93 [2024-11-08 18:31:45,971 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:31:45,971 INFO L471 AbstractCegarLoop]: Abstraction has 4659 states and 6827 transitions. [2024-11-08 18:31:45,971 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 3 states have internal predecessors, (40), 2 states have call successors, (11), 5 states have call predecessors, (11), 1 states have return successors, (8), 1 states have call predecessors, (8), 1 states have call successors, (8) [2024-11-08 18:31:45,971 INFO L276 IsEmpty]: Start isEmpty. Operand 4659 states and 6827 transitions. [2024-11-08 18:31:45,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2024-11-08 18:31:45,983 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:31:45,983 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:31:45,983 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-08 18:31:45,984 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:31:45,984 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:31:45,984 INFO L85 PathProgramCache]: Analyzing trace with hash 858019221, now seen corresponding path program 1 times [2024-11-08 18:31:45,984 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:31:45,984 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1216553357] [2024-11-08 18:31:45,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:31:45,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:31:49,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:31:49,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-08 18:31:49,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:31:49,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:31:49,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:31:49,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:31:49,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:31:49,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-08 18:31:49,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:31:49,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:31:49,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:31:49,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:31:49,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:31:49,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-08 18:31:49,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:31:49,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:31:49,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:31:49,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:31:49,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:31:49,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-08 18:31:49,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:31:49,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:31:49,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:31:49,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-08 18:31:49,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:31:49,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:31:49,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:31:49,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-08 18:31:49,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:31:49,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:31:49,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:31:49,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:31:49,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:31:49,959 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2024-11-08 18:31:49,959 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:31:49,959 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1216553357] [2024-11-08 18:31:49,959 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1216553357] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:31:49,959 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:31:49,960 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-08 18:31:49,960 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1570869213] [2024-11-08 18:31:49,960 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:31:49,960 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 18:31:49,960 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:31:49,961 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 18:31:49,961 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-08 18:31:49,961 INFO L87 Difference]: Start difference. First operand 4659 states and 6827 transitions. Second operand has 6 states, 6 states have (on average 8.666666666666666) internal successors, (52), 3 states have internal predecessors, (52), 2 states have call successors, (12), 5 states have call predecessors, (12), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-08 18:31:54,009 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 18:31:58,053 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 18:32:15,833 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.80s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 18:32:34,734 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.41s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 18:32:35,924 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 18:33:16,081 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:33:16,081 INFO L93 Difference]: Finished difference Result 5258 states and 7950 transitions. [2024-11-08 18:33:16,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 18:33:16,082 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.666666666666666) internal successors, (52), 3 states have internal predecessors, (52), 2 states have call successors, (12), 5 states have call predecessors, (12), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 123 [2024-11-08 18:33:16,083 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:33:16,129 INFO L225 Difference]: With dead ends: 5258 [2024-11-08 18:33:16,129 INFO L226 Difference]: Without dead ends: 5255 [2024-11-08 18:33:16,138 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2024-11-08 18:33:16,139 INFO L432 NwaCegarLoop]: 441 mSDtfsCounter, 3634 mSDsluCounter, 1137 mSDsCounter, 0 mSdLazyCounter, 10382 mSolverCounterSat, 1414 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 83.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4050 SdHoareTripleChecker+Valid, 1578 SdHoareTripleChecker+Invalid, 11798 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1414 IncrementalHoareTripleChecker+Valid, 10382 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 85.2s IncrementalHoareTripleChecker+Time [2024-11-08 18:33:16,140 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4050 Valid, 1578 Invalid, 11798 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1414 Valid, 10382 Invalid, 2 Unknown, 0 Unchecked, 85.2s Time] [2024-11-08 18:33:16,147 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5255 states. [2024-11-08 18:33:16,448 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5255 to 4661. [2024-11-08 18:33:16,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4661 states, 3312 states have (on average 1.338768115942029) internal successors, (4434), 3390 states have internal predecessors, (4434), 1198 states have call successors, (1198), 151 states have call predecessors, (1198), 150 states have return successors, (1197), 1167 states have call predecessors, (1197), 1197 states have call successors, (1197) [2024-11-08 18:33:16,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4661 states to 4661 states and 6829 transitions. [2024-11-08 18:33:16,497 INFO L78 Accepts]: Start accepts. Automaton has 4661 states and 6829 transitions. Word has length 123 [2024-11-08 18:33:16,498 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:33:16,498 INFO L471 AbstractCegarLoop]: Abstraction has 4661 states and 6829 transitions. [2024-11-08 18:33:16,499 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.666666666666666) internal successors, (52), 3 states have internal predecessors, (52), 2 states have call successors, (12), 5 states have call predecessors, (12), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-08 18:33:16,499 INFO L276 IsEmpty]: Start isEmpty. Operand 4661 states and 6829 transitions. [2024-11-08 18:33:16,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2024-11-08 18:33:16,504 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:33:16,504 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:33:16,505 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-08 18:33:16,505 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:33:16,505 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:33:16,505 INFO L85 PathProgramCache]: Analyzing trace with hash -672316166, now seen corresponding path program 1 times [2024-11-08 18:33:16,505 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:33:16,506 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [994124760] [2024-11-08 18:33:16,506 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:33:16,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:33:19,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:33:20,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-08 18:33:20,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:33:20,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:33:20,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:33:20,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:33:20,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:33:20,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-08 18:33:20,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:33:20,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:33:20,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:33:20,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:33:20,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:33:20,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-08 18:33:20,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:33:20,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:33:20,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:33:20,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:33:20,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:33:20,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-08 18:33:20,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:33:20,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:33:20,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:33:20,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-08 18:33:20,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:33:20,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:33:20,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:33:20,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-08 18:33:20,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:33:20,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:33:20,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:33:20,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:33:20,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:33:20,929 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2024-11-08 18:33:20,929 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:33:20,930 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [994124760] [2024-11-08 18:33:20,930 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [994124760] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:33:20,930 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:33:20,930 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-08 18:33:20,931 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [290908315] [2024-11-08 18:33:20,931 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:33:20,932 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-08 18:33:20,933 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:33:20,934 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-08 18:33:20,934 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-08 18:33:20,934 INFO L87 Difference]: Start difference. First operand 4661 states and 6829 transitions. Second operand has 7 states, 7 states have (on average 7.714285714285714) internal successors, (54), 4 states have internal predecessors, (54), 3 states have call successors, (12), 6 states have call predecessors, (12), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-08 18:33:25,002 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 18:33:29,048 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 18:33:49,876 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 18:35:29,960 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:35:29,960 INFO L93 Difference]: Finished difference Result 13418 states and 20187 transitions. [2024-11-08 18:35:29,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-08 18:35:29,961 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.714285714285714) internal successors, (54), 4 states have internal predecessors, (54), 3 states have call successors, (12), 6 states have call predecessors, (12), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 125 [2024-11-08 18:35:29,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:35:30,074 INFO L225 Difference]: With dead ends: 13418 [2024-11-08 18:35:30,074 INFO L226 Difference]: Without dead ends: 8789 [2024-11-08 18:35:30,209 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=71, Invalid=139, Unknown=0, NotChecked=0, Total=210 [2024-11-08 18:35:30,211 INFO L432 NwaCegarLoop]: 492 mSDtfsCounter, 7794 mSDsluCounter, 1045 mSDsCounter, 0 mSdLazyCounter, 15656 mSolverCounterSat, 3976 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 123.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8246 SdHoareTripleChecker+Valid, 1537 SdHoareTripleChecker+Invalid, 19634 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 3976 IncrementalHoareTripleChecker+Valid, 15656 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 127.0s IncrementalHoareTripleChecker+Time [2024-11-08 18:35:30,213 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [8246 Valid, 1537 Invalid, 19634 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [3976 Valid, 15656 Invalid, 2 Unknown, 0 Unchecked, 127.0s Time] [2024-11-08 18:35:30,224 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8789 states. [2024-11-08 18:35:30,728 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8789 to 7890. [2024-11-08 18:35:30,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7890 states, 5616 states have (on average 1.336894586894587) internal successors, (7508), 5758 states have internal predecessors, (7508), 2008 states have call successors, (2008), 262 states have call predecessors, (2008), 265 states have return successors, (2094), 1951 states have call predecessors, (2094), 2007 states have call successors, (2094) [2024-11-08 18:35:30,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7890 states to 7890 states and 11610 transitions. [2024-11-08 18:35:30,834 INFO L78 Accepts]: Start accepts. Automaton has 7890 states and 11610 transitions. Word has length 125 [2024-11-08 18:35:30,835 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:35:30,835 INFO L471 AbstractCegarLoop]: Abstraction has 7890 states and 11610 transitions. [2024-11-08 18:35:30,835 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.714285714285714) internal successors, (54), 4 states have internal predecessors, (54), 3 states have call successors, (12), 6 states have call predecessors, (12), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-08 18:35:30,835 INFO L276 IsEmpty]: Start isEmpty. Operand 7890 states and 11610 transitions. [2024-11-08 18:35:30,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2024-11-08 18:35:30,863 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:35:30,863 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:35:30,863 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-08 18:35:30,863 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:35:30,864 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:35:30,866 INFO L85 PathProgramCache]: Analyzing trace with hash 1568677924, now seen corresponding path program 1 times [2024-11-08 18:35:30,867 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:35:30,867 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1283223778] [2024-11-08 18:35:30,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:35:30,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:35:34,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:35:35,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-08 18:35:35,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:35:35,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:35:35,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:35:35,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:35:35,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:35:35,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-08 18:35:35,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:35:35,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:35:35,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:35:35,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:35:35,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:35:35,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-08 18:35:35,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:35:35,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:35:35,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:35:35,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:35:35,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:35:35,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-08 18:35:35,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:35:35,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:35:35,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:35:35,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-08 18:35:35,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:35:35,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:35:35,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:35:35,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-11-08 18:35:35,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:35:35,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:35:35,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:35:35,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-11-08 18:35:35,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:35:35,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-08 18:35:35,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:35:35,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-08 18:35:35,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:35:35,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-08 18:35:35,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:35:35,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-08 18:35:35,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:35:35,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-08 18:35:35,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:35:35,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:35:35,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:35:35,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-08 18:35:35,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:35:35,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-08 18:35:35,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:35:35,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:35:35,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:35:35,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-08 18:35:35,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:35:35,968 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2024-11-08 18:35:35,968 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:35:35,969 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1283223778] [2024-11-08 18:35:35,969 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1283223778] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:35:35,969 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:35:35,969 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-08 18:35:35,969 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [611249262] [2024-11-08 18:35:35,970 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:35:35,970 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-08 18:35:35,970 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:35:35,971 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-08 18:35:35,971 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2024-11-08 18:35:35,975 INFO L87 Difference]: Start difference. First operand 7890 states and 11610 transitions. Second operand has 10 states, 10 states have (on average 10.2) internal successors, (102), 4 states have internal predecessors, (102), 3 states have call successors, (24), 8 states have call predecessors, (24), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2024-11-08 18:35:40,028 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 18:35:44,069 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 18:35:48,104 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 18:35:52,159 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 18:36:20,782 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 18:38:26,490 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:38:26,490 INFO L93 Difference]: Finished difference Result 25808 states and 38814 transitions. [2024-11-08 18:38:26,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-11-08 18:38:26,492 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 10.2) internal successors, (102), 4 states have internal predecessors, (102), 3 states have call successors, (24), 8 states have call predecessors, (24), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) Word has length 196 [2024-11-08 18:38:26,492 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:38:26,685 INFO L225 Difference]: With dead ends: 25808 [2024-11-08 18:38:26,685 INFO L226 Difference]: Without dead ends: 17950 [2024-11-08 18:38:26,745 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 145 ImplicationChecksByTransitivity, 3.5s TimeCoverageRelationStatistics Valid=204, Invalid=446, Unknown=0, NotChecked=0, Total=650 [2024-11-08 18:38:26,748 INFO L432 NwaCegarLoop]: 440 mSDtfsCounter, 14265 mSDsluCounter, 2138 mSDsCounter, 0 mSdLazyCounter, 18388 mSolverCounterSat, 9429 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 161.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14508 SdHoareTripleChecker+Valid, 2578 SdHoareTripleChecker+Invalid, 27822 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 9429 IncrementalHoareTripleChecker+Valid, 18388 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 166.0s IncrementalHoareTripleChecker+Time [2024-11-08 18:38:26,749 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [14508 Valid, 2578 Invalid, 27822 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [9429 Valid, 18388 Invalid, 5 Unknown, 0 Unchecked, 166.0s Time] [2024-11-08 18:38:26,773 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17950 states. [2024-11-08 18:38:28,045 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17950 to 16387. [2024-11-08 18:38:28,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16387 states, 11659 states have (on average 1.3318466420790804) internal successors, (15528), 11943 states have internal predecessors, (15528), 4167 states have call successors, (4167), 521 states have call predecessors, (4167), 560 states have return successors, (4556), 4090 states have call predecessors, (4556), 4166 states have call successors, (4556) [2024-11-08 18:38:28,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16387 states to 16387 states and 24251 transitions. [2024-11-08 18:38:28,242 INFO L78 Accepts]: Start accepts. Automaton has 16387 states and 24251 transitions. Word has length 196 [2024-11-08 18:38:28,243 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:38:28,243 INFO L471 AbstractCegarLoop]: Abstraction has 16387 states and 24251 transitions. [2024-11-08 18:38:28,244 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 10.2) internal successors, (102), 4 states have internal predecessors, (102), 3 states have call successors, (24), 8 states have call predecessors, (24), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2024-11-08 18:38:28,244 INFO L276 IsEmpty]: Start isEmpty. Operand 16387 states and 24251 transitions. [2024-11-08 18:38:28,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2024-11-08 18:38:28,279 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:38:28,280 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:38:28,280 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-08 18:38:28,280 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:38:28,281 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:38:28,281 INFO L85 PathProgramCache]: Analyzing trace with hash -431180835, now seen corresponding path program 1 times [2024-11-08 18:38:28,281 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:38:28,281 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1216990221] [2024-11-08 18:38:28,281 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:38:28,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:38:31,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:38:32,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-08 18:38:32,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:38:32,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:38:32,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:38:32,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:38:32,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:38:32,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-08 18:38:32,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:38:32,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:38:32,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:38:32,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:38:32,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:38:32,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-08 18:38:32,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:38:32,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:38:32,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:38:32,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:38:32,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:38:32,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-08 18:38:32,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:38:32,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:38:32,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:38:32,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-08 18:38:32,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:38:32,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:38:32,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:38:32,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-08 18:38:32,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:38:32,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:38:32,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:38:32,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-08 18:38:32,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:38:33,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-08 18:38:33,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:38:33,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-08 18:38:33,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:38:33,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-08 18:38:33,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:38:33,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-08 18:38:33,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:38:33,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-08 18:38:33,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:38:33,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:38:33,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:38:33,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-08 18:38:33,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:38:33,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-08 18:38:33,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:38:33,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:38:33,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:38:33,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-08 18:38:33,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:38:33,362 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2024-11-08 18:38:33,362 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:38:33,362 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1216990221] [2024-11-08 18:38:33,362 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1216990221] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:38:33,363 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:38:33,363 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-08 18:38:33,363 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [547301328] [2024-11-08 18:38:33,363 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:38:33,364 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-08 18:38:33,364 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:38:33,365 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-08 18:38:33,365 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2024-11-08 18:38:33,365 INFO L87 Difference]: Start difference. First operand 16387 states and 24251 transitions. Second operand has 10 states, 10 states have (on average 10.1) internal successors, (101), 4 states have internal predecessors, (101), 3 states have call successors, (24), 8 states have call predecessors, (24), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2024-11-08 18:38:37,418 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 18:38:41,456 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 18:38:45,595 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 18:38:49,799 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.20s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 18:39:20,147 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 18:39:24,156 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 18:41:04,130 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.85s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 18:41:07,662 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.53s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 18:41:45,499 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:41:45,499 INFO L93 Difference]: Finished difference Result 52219 states and 78707 transitions. [2024-11-08 18:41:45,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-11-08 18:41:45,500 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 10.1) internal successors, (101), 4 states have internal predecessors, (101), 3 states have call successors, (24), 8 states have call predecessors, (24), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) Word has length 195 [2024-11-08 18:41:45,500 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:41:45,856 INFO L225 Difference]: With dead ends: 52219 [2024-11-08 18:41:45,856 INFO L226 Difference]: Without dead ends: 35864 [2024-11-08 18:41:45,993 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 145 ImplicationChecksByTransitivity, 3.6s TimeCoverageRelationStatistics Valid=204, Invalid=446, Unknown=0, NotChecked=0, Total=650 [2024-11-08 18:41:45,994 INFO L432 NwaCegarLoop]: 440 mSDtfsCounter, 14246 mSDsluCounter, 2138 mSDsCounter, 0 mSdLazyCounter, 18391 mSolverCounterSat, 9416 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 180.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14489 SdHoareTripleChecker+Valid, 2578 SdHoareTripleChecker+Invalid, 27813 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 9416 IncrementalHoareTripleChecker+Valid, 18391 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 186.1s IncrementalHoareTripleChecker+Time [2024-11-08 18:41:45,996 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [14489 Valid, 2578 Invalid, 27813 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [9416 Valid, 18391 Invalid, 6 Unknown, 0 Unchecked, 186.1s Time] [2024-11-08 18:41:46,038 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35864 states. [2024-11-08 18:41:48,459 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35864 to 32747. [2024-11-08 18:41:48,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32747 states, 23301 states have (on average 1.3309300030041629) internal successors, (31012), 23869 states have internal predecessors, (31012), 8325 states have call successors, (8325), 1041 states have call predecessors, (8325), 1120 states have return successors, (9170), 8172 states have call predecessors, (9170), 8324 states have call successors, (9170) [2024-11-08 18:41:48,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32747 states to 32747 states and 48507 transitions. [2024-11-08 18:41:49,030 INFO L78 Accepts]: Start accepts. Automaton has 32747 states and 48507 transitions. Word has length 195 [2024-11-08 18:41:49,031 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:41:49,031 INFO L471 AbstractCegarLoop]: Abstraction has 32747 states and 48507 transitions. [2024-11-08 18:41:49,031 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 10.1) internal successors, (101), 4 states have internal predecessors, (101), 3 states have call successors, (24), 8 states have call predecessors, (24), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2024-11-08 18:41:49,031 INFO L276 IsEmpty]: Start isEmpty. Operand 32747 states and 48507 transitions. [2024-11-08 18:41:49,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2024-11-08 18:41:49,069 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:41:49,069 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:41:49,069 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-08 18:41:49,070 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:41:49,070 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:41:49,070 INFO L85 PathProgramCache]: Analyzing trace with hash 689246112, now seen corresponding path program 1 times [2024-11-08 18:41:49,070 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:41:49,070 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1022264644] [2024-11-08 18:41:49,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:41:49,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:41:53,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:41:54,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-08 18:41:54,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:41:54,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:41:54,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:41:54,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:41:54,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:41:54,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-08 18:41:54,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:41:54,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:41:54,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:41:54,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:41:54,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:41:54,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-08 18:41:54,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:41:54,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:41:54,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:41:54,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:41:54,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:41:54,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-08 18:41:54,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:41:54,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:41:54,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:41:54,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-08 18:41:54,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:41:54,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:41:54,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:41:54,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-08 18:41:54,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:41:54,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:41:54,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:41:54,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-08 18:41:54,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:41:54,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-08 18:41:54,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:41:54,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-08 18:41:54,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:41:54,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-08 18:41:54,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:41:54,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-08 18:41:54,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:41:54,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-08 18:41:54,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:41:54,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:41:54,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:41:54,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-08 18:41:54,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:41:55,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-08 18:41:55,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:41:55,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:41:55,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:41:55,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-08 18:41:55,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:41:55,123 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2024-11-08 18:41:55,124 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:41:55,124 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1022264644] [2024-11-08 18:41:55,124 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1022264644] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:41:55,124 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:41:55,124 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-08 18:41:55,125 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1914946800] [2024-11-08 18:41:55,125 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:41:55,125 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-08 18:41:55,126 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:41:55,126 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-08 18:41:55,127 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2024-11-08 18:41:55,127 INFO L87 Difference]: Start difference. First operand 32747 states and 48507 transitions. Second operand has 10 states, 10 states have (on average 9.9) internal successors, (99), 4 states have internal predecessors, (99), 3 states have call successors, (24), 8 states have call predecessors, (24), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2024-11-08 18:41:59,185 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 18:42:03,219 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 18:42:07,263 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 18:42:11,293 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []