./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--scsi--initio.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_01f614cd-18cb-4eb3-a58a-b3a297f7ce29/bin/uautomizer-verify-VRDe98Ueme/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f614cd-18cb-4eb3-a58a-b3a297f7ce29/bin/uautomizer-verify-VRDe98Ueme/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f614cd-18cb-4eb3-a58a-b3a297f7ce29/bin/uautomizer-verify-VRDe98Ueme/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f614cd-18cb-4eb3-a58a-b3a297f7ce29/bin/uautomizer-verify-VRDe98Ueme/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--initio.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f614cd-18cb-4eb3-a58a-b3a297f7ce29/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f614cd-18cb-4eb3-a58a-b3a297f7ce29/bin/uautomizer-verify-VRDe98Ueme --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 bca836bbe3a531e36018faf0b4374aec0682953aa5034dcc910310719152fdea --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-26 10:42:25,810 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-26 10:42:25,939 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f614cd-18cb-4eb3-a58a-b3a297f7ce29/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-26 10:42:25,946 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-26 10:42:25,947 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-26 10:42:25,985 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-26 10:42:25,986 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-26 10:42:25,986 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-26 10:42:25,987 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-26 10:42:25,992 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-26 10:42:25,993 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-26 10:42:25,994 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-26 10:42:25,995 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-26 10:42:25,997 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-26 10:42:25,997 INFO L153 SettingsManager]: * Use SBE=true [2023-11-26 10:42:25,998 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-26 10:42:25,998 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-26 10:42:25,999 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-26 10:42:26,000 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-26 10:42:26,001 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-26 10:42:26,001 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-26 10:42:26,002 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-26 10:42:26,002 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-26 10:42:26,003 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-26 10:42:26,004 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-26 10:42:26,004 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-26 10:42:26,005 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-26 10:42:26,005 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-26 10:42:26,006 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 10:42:26,006 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-26 10:42:26,008 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-26 10:42:26,008 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-26 10:42:26,008 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-26 10:42:26,009 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-26 10:42:26,009 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-26 10:42:26,009 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-26 10:42:26,009 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-26 10:42:26,010 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-26 10:42:26,010 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-26 10:42:26,010 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_01f614cd-18cb-4eb3-a58a-b3a297f7ce29/bin/uautomizer-verify-VRDe98Ueme/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f614cd-18cb-4eb3-a58a-b3a297f7ce29/bin/uautomizer-verify-VRDe98Ueme Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bca836bbe3a531e36018faf0b4374aec0682953aa5034dcc910310719152fdea [2023-11-26 10:42:26,370 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-26 10:42:26,402 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-26 10:42:26,405 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-26 10:42:26,406 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-26 10:42:26,407 INFO L274 PluginConnector]: CDTParser initialized [2023-11-26 10:42:26,408 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f614cd-18cb-4eb3-a58a-b3a297f7ce29/bin/uautomizer-verify-VRDe98Ueme/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--initio.ko-entry_point.cil.out.i [2023-11-26 10:42:29,441 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-26 10:42:30,056 INFO L384 CDTParser]: Found 1 translation units. [2023-11-26 10:42:30,059 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f614cd-18cb-4eb3-a58a-b3a297f7ce29/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--initio.ko-entry_point.cil.out.i [2023-11-26 10:42:30,117 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f614cd-18cb-4eb3-a58a-b3a297f7ce29/bin/uautomizer-verify-VRDe98Ueme/data/ac0e86cc5/6f15eb3553074e3faf7ec2ac7022a507/FLAGbc6a6ea6c [2023-11-26 10:42:30,137 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f614cd-18cb-4eb3-a58a-b3a297f7ce29/bin/uautomizer-verify-VRDe98Ueme/data/ac0e86cc5/6f15eb3553074e3faf7ec2ac7022a507 [2023-11-26 10:42:30,144 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-26 10:42:30,145 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-26 10:42:30,148 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-26 10:42:30,148 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-26 10:42:30,154 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-26 10:42:30,155 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 10:42:30" (1/1) ... [2023-11-26 10:42:30,156 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6dc1e10 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:42:30, skipping insertion in model container [2023-11-26 10:42:30,156 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 10:42:30" (1/1) ... [2023-11-26 10:42:30,332 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-26 10:42:32,543 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f614cd-18cb-4eb3-a58a-b3a297f7ce29/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--initio.ko-entry_point.cil.out.i[238430,238443] [2023-11-26 10:42:32,599 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 10:42:32,666 INFO L202 MainTranslator]: Completed pre-run [2023-11-26 10:42:32,800 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("rep; nop": : : "memory"); [4621] [2023-11-26 10:42:32,804 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [4680] [2023-11-26 10:42:32,804 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [4688] [2023-11-26 10:42:32,805 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outl %0, %w1": : "a" (value), "Nd" (port)); [4695] [2023-11-26 10:42:32,805 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inl %w1, %0": "=a" (value): "Nd" (port)); [4703] [2023-11-26 10:42:32,817 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (19), "i" (12UL)); [4817-4818] [2023-11-26 10:42:32,819 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (36), "i" (12UL)); [4846-4847] [2023-11-26 10:42:33,129 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/home/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--43_2a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/3515/dscv_tempdir/dscv/ri/43_2a/drivers/scsi/initio.c"), "i" (2604), "i" (12UL)); [7714-7715] [2023-11-26 10:42:33,188 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f614cd-18cb-4eb3-a58a-b3a297f7ce29/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--initio.ko-entry_point.cil.out.i[238430,238443] [2023-11-26 10:42:33,198 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 10:42:33,313 INFO L206 MainTranslator]: Completed translation [2023-11-26 10:42:33,314 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:42:33 WrapperNode [2023-11-26 10:42:33,314 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-26 10:42:33,315 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-26 10:42:33,316 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-26 10:42:33,316 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-26 10:42:33,324 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:42:33" (1/1) ... [2023-11-26 10:42:33,435 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:42:33" (1/1) ... [2023-11-26 10:42:33,727 INFO L138 Inliner]: procedures = 213, calls = 1969, calls flagged for inlining = 114, calls inlined = 111, statements flattened = 5459 [2023-11-26 10:42:33,727 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-26 10:42:33,728 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-26 10:42:33,728 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-26 10:42:33,728 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-26 10:42:33,741 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:42:33" (1/1) ... [2023-11-26 10:42:33,742 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:42:33" (1/1) ... [2023-11-26 10:42:33,806 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:42:33" (1/1) ... [2023-11-26 10:42:34,715 INFO L175 MemorySlicer]: Split 1284 memory accesses to 13 slices as follows [2, 10, 2, 5, 2, 4, 5, 7, 1070, 68, 12, 56, 41]. 83 percent of accesses are in the largest equivalence class. The 237 initializations are split as follows [2, 0, 0, 5, 0, 0, 5, 7, 49, 64, 8, 56, 41]. The 316 writes are split as follows [0, 2, 0, 0, 1, 1, 0, 0, 311, 1, 0, 0, 0]. [2023-11-26 10:42:34,716 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:42:33" (1/1) ... [2023-11-26 10:42:34,716 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:42:33" (1/1) ... [2023-11-26 10:42:34,908 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:42:33" (1/1) ... [2023-11-26 10:42:34,950 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:42:33" (1/1) ... [2023-11-26 10:42:34,977 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:42:33" (1/1) ... [2023-11-26 10:42:35,007 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:42:33" (1/1) ... [2023-11-26 10:42:35,057 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-26 10:42:35,059 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-26 10:42:35,059 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-26 10:42:35,060 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-26 10:42:35,061 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:42:33" (1/1) ... [2023-11-26 10:42:35,071 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 10:42:35,081 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f614cd-18cb-4eb3-a58a-b3a297f7ce29/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:42:35,097 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f614cd-18cb-4eb3-a58a-b3a297f7ce29/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-26 10:42:35,119 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f614cd-18cb-4eb3-a58a-b3a297f7ce29/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-26 10:42:35,138 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2023-11-26 10:42:35,138 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2023-11-26 10:42:35,138 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2023-11-26 10:42:35,139 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2023-11-26 10:42:35,139 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2023-11-26 10:42:35,139 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2023-11-26 10:42:35,139 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2023-11-26 10:42:35,139 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2023-11-26 10:42:35,140 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2023-11-26 10:42:35,140 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2023-11-26 10:42:35,140 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2023-11-26 10:42:35,140 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2023-11-26 10:42:35,140 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2023-11-26 10:42:35,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2023-11-26 10:42:35,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2023-11-26 10:42:35,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2023-11-26 10:42:35,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2023-11-26 10:42:35,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2023-11-26 10:42:35,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2023-11-26 10:42:35,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2023-11-26 10:42:35,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2023-11-26 10:42:35,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2023-11-26 10:42:35,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2023-11-26 10:42:35,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2023-11-26 10:42:35,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2023-11-26 10:42:35,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2023-11-26 10:42:35,143 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-26 10:42:35,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-26 10:42:35,143 INFO L130 BoogieDeclarations]: Found specification of procedure initio_status_msg [2023-11-26 10:42:35,144 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_status_msg [2023-11-26 10:42:35,144 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-26 10:42:35,144 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-26 10:42:35,144 INFO L130 BoogieDeclarations]: Found specification of procedure initio_select_atn_stop [2023-11-26 10:42:35,144 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_select_atn_stop [2023-11-26 10:42:35,144 INFO L130 BoogieDeclarations]: Found specification of procedure initio_msgin_accept [2023-11-26 10:42:35,145 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_msgin_accept [2023-11-26 10:42:35,145 INFO L130 BoogieDeclarations]: Found specification of procedure initio_remove_one [2023-11-26 10:42:35,145 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_remove_one [2023-11-26 10:42:35,145 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2023-11-26 10:42:35,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2023-11-26 10:42:35,146 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-26 10:42:35,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-26 10:42:35,146 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_bufflen [2023-11-26 10:42:35,146 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_bufflen [2023-11-26 10:42:35,146 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2023-11-26 10:42:35,146 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2023-11-26 10:42:35,147 INFO L130 BoogieDeclarations]: Found specification of procedure int_initio_scsi_rst [2023-11-26 10:42:35,147 INFO L138 BoogieDeclarations]: Found implementation of procedure int_initio_scsi_rst [2023-11-26 10:42:35,147 INFO L130 BoogieDeclarations]: Found specification of procedure initio_abort_srb [2023-11-26 10:42:35,147 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_abort_srb [2023-11-26 10:42:35,147 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-26 10:42:35,147 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-26 10:42:35,148 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_scsi_host_template_3 [2023-11-26 10:42:35,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_scsi_host_template_3 [2023-11-26 10:42:35,148 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-26 10:42:35,148 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-26 10:42:35,148 INFO L130 BoogieDeclarations]: Found specification of procedure initio_next_state [2023-11-26 10:42:35,149 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_next_state [2023-11-26 10:42:35,149 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2023-11-26 10:42:35,149 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2023-11-26 10:42:35,149 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2023-11-26 10:42:35,149 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2023-11-26 10:42:35,150 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2023-11-26 10:42:35,150 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2023-11-26 10:42:35,150 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2023-11-26 10:42:35,150 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2023-11-26 10:42:35,150 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2023-11-26 10:42:35,150 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2023-11-26 10:42:35,151 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2023-11-26 10:42:35,151 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2023-11-26 10:42:35,151 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2023-11-26 10:42:35,151 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2023-11-26 10:42:35,151 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2023-11-26 10:42:35,152 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2023-11-26 10:42:35,152 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2023-11-26 10:42:35,152 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2023-11-26 10:42:35,152 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2023-11-26 10:42:35,152 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2023-11-26 10:42:35,152 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2023-11-26 10:42:35,153 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2023-11-26 10:42:35,153 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2023-11-26 10:42:35,153 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2023-11-26 10:42:35,153 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2023-11-26 10:42:35,153 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2023-11-26 10:42:35,154 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-26 10:42:35,154 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-26 10:42:35,154 INFO L130 BoogieDeclarations]: Found specification of procedure initio_unlink_pend_scb [2023-11-26 10:42:35,154 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_unlink_pend_scb [2023-11-26 10:42:35,154 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-26 10:42:35,154 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-26 10:42:35,155 INFO L130 BoogieDeclarations]: Found specification of procedure initio_append_busy_scb [2023-11-26 10:42:35,155 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_append_busy_scb [2023-11-26 10:42:35,155 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2023-11-26 10:42:35,155 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2023-11-26 10:42:35,155 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-26 10:42:35,155 INFO L130 BoogieDeclarations]: Found specification of procedure initio_msgout_reject [2023-11-26 10:42:35,156 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_msgout_reject [2023-11-26 10:42:35,156 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2023-11-26 10:42:35,156 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2023-11-26 10:42:35,156 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2023-11-26 10:42:35,156 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2023-11-26 10:42:35,157 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2023-11-26 10:42:35,157 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2023-11-26 10:42:35,157 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2023-11-26 10:42:35,157 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2023-11-26 10:42:35,157 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2023-11-26 10:42:35,157 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2023-11-26 10:42:35,158 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2023-11-26 10:42:35,158 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2023-11-26 10:42:35,158 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2023-11-26 10:42:35,158 INFO L130 BoogieDeclarations]: Found specification of procedure initio_se2_rd_all [2023-11-26 10:42:35,158 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_se2_rd_all [2023-11-26 10:42:35,158 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2023-11-26 10:42:35,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2023-11-26 10:42:35,159 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-26 10:42:35,159 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-26 10:42:35,159 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-26 10:42:35,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2023-11-26 10:42:35,160 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2023-11-26 10:42:35,160 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2023-11-26 10:42:35,160 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2023-11-26 10:42:35,160 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2023-11-26 10:42:35,160 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2023-11-26 10:42:35,160 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2023-11-26 10:42:35,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2023-11-26 10:42:35,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2023-11-26 10:42:35,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2023-11-26 10:42:35,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2023-11-26 10:42:35,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2023-11-26 10:42:35,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2023-11-26 10:42:35,162 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-26 10:42:35,162 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-26 10:42:35,162 INFO L130 BoogieDeclarations]: Found specification of procedure initio_release_scb [2023-11-26 10:42:35,162 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_release_scb [2023-11-26 10:42:35,162 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_scsi [2023-11-26 10:42:35,163 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_scsi [2023-11-26 10:42:35,163 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2023-11-26 10:42:35,163 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2023-11-26 10:42:35,163 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2023-11-26 10:42:35,163 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2023-11-26 10:42:35,163 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2023-11-26 10:42:35,164 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2023-11-26 10:42:35,164 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2023-11-26 10:42:35,164 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2023-11-26 10:42:35,164 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2023-11-26 10:42:35,164 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2023-11-26 10:42:35,165 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2023-11-26 10:42:35,165 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2023-11-26 10:42:35,165 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2023-11-26 10:42:35,165 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2023-11-26 10:42:35,165 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2023-11-26 10:42:35,166 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2023-11-26 10:42:35,166 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2023-11-26 10:42:35,166 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-26 10:42:35,166 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-26 10:42:35,166 INFO L130 BoogieDeclarations]: Found specification of procedure initio_msgout_abort_targ [2023-11-26 10:42:35,166 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_msgout_abort_targ [2023-11-26 10:42:35,167 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-11-26 10:42:35,167 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-11-26 10:42:35,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2023-11-26 10:42:35,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2023-11-26 10:42:35,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2023-11-26 10:42:35,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2023-11-26 10:42:35,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2023-11-26 10:42:35,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2023-11-26 10:42:35,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2023-11-26 10:42:35,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2023-11-26 10:42:35,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2023-11-26 10:42:35,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2023-11-26 10:42:35,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2023-11-26 10:42:35,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2023-11-26 10:42:35,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2023-11-26 10:42:35,169 INFO L130 BoogieDeclarations]: Found specification of procedure initio_se2_instr [2023-11-26 10:42:35,169 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_se2_instr [2023-11-26 10:42:35,169 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-11-26 10:42:35,170 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-11-26 10:42:35,170 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2023-11-26 10:42:35,170 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2023-11-26 10:42:35,170 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2023-11-26 10:42:35,170 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2023-11-26 10:42:35,170 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2023-11-26 10:42:35,171 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2023-11-26 10:42:35,171 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2023-11-26 10:42:35,171 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2023-11-26 10:42:35,171 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2023-11-26 10:42:35,171 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2023-11-26 10:42:35,171 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2023-11-26 10:42:35,172 INFO L130 BoogieDeclarations]: Found specification of procedure initio_find_first_pend_scb [2023-11-26 10:42:35,172 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_find_first_pend_scb [2023-11-26 10:42:35,172 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-26 10:42:35,173 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-26 10:42:35,173 INFO L130 BoogieDeclarations]: Found specification of procedure initio_unlink_busy_scb [2023-11-26 10:42:35,173 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_unlink_busy_scb [2023-11-26 10:42:35,173 INFO L130 BoogieDeclarations]: Found specification of procedure initio_wait_done_disc [2023-11-26 10:42:35,173 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_wait_done_disc [2023-11-26 10:42:35,173 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2023-11-26 10:42:35,174 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2023-11-26 10:42:35,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-26 10:42:35,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-11-26 10:42:35,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2023-11-26 10:42:35,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2023-11-26 10:42:35,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2023-11-26 10:42:35,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2023-11-26 10:42:35,175 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2023-11-26 10:42:35,175 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2023-11-26 10:42:35,175 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2023-11-26 10:42:35,175 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2023-11-26 10:42:35,175 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2023-11-26 10:42:35,175 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2023-11-26 10:42:35,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2023-11-26 10:42:35,176 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-26 10:42:35,176 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-26 10:42:35,176 INFO L130 BoogieDeclarations]: Found specification of procedure initio_stop_bm [2023-11-26 10:42:35,176 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_stop_bm [2023-11-26 10:42:35,176 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2023-11-26 10:42:35,177 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2023-11-26 10:42:35,177 INFO L130 BoogieDeclarations]: Found specification of procedure wait_tulip [2023-11-26 10:42:35,177 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_tulip [2023-11-26 10:42:35,177 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-26 10:42:35,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-26 10:42:35,177 INFO L130 BoogieDeclarations]: Found specification of procedure initio_pop_busy_scb [2023-11-26 10:42:35,178 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_pop_busy_scb [2023-11-26 10:42:35,178 INFO L130 BoogieDeclarations]: Found specification of procedure initio_bad_seq [2023-11-26 10:42:35,178 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_bad_seq [2023-11-26 10:42:35,178 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2023-11-26 10:42:35,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2023-11-26 10:42:35,178 INFO L130 BoogieDeclarations]: Found specification of procedure int_initio_resel [2023-11-26 10:42:35,179 INFO L138 BoogieDeclarations]: Found implementation of procedure int_initio_resel [2023-11-26 10:42:35,179 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-26 10:42:35,179 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2023-11-26 10:42:35,179 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2023-11-26 10:42:35,179 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-26 10:42:35,179 INFO L130 BoogieDeclarations]: Found specification of procedure initio_msgout_abort_tag [2023-11-26 10:42:35,180 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_msgout_abort_tag [2023-11-26 10:42:35,180 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-26 10:42:35,180 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-26 10:42:35,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2023-11-26 10:42:35,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2023-11-26 10:42:35,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2023-11-26 10:42:35,181 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2023-11-26 10:42:35,181 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2023-11-26 10:42:35,181 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2023-11-26 10:42:35,181 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2023-11-26 10:42:35,181 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2023-11-26 10:42:35,181 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2023-11-26 10:42:35,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2023-11-26 10:42:35,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2023-11-26 10:42:35,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2023-11-26 10:42:35,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2023-11-26 10:42:35,182 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2023-11-26 10:42:35,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2023-11-26 10:42:35,183 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_host_put [2023-11-26 10:42:35,183 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_host_put [2023-11-26 10:42:35,183 INFO L130 BoogieDeclarations]: Found specification of procedure initio_reset_scsi [2023-11-26 10:42:35,183 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_reset_scsi [2023-11-26 10:42:35,183 INFO L130 BoogieDeclarations]: Found specification of procedure initio_append_done_scb [2023-11-26 10:42:35,183 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_append_done_scb [2023-11-26 10:42:35,183 INFO L130 BoogieDeclarations]: Found specification of procedure initio_append_pend_scb [2023-11-26 10:42:35,184 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_append_pend_scb [2023-11-26 10:42:35,184 INFO L130 BoogieDeclarations]: Found specification of procedure initio_msgin [2023-11-26 10:42:35,184 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_msgin [2023-11-26 10:42:35,184 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2023-11-26 10:42:35,184 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2023-11-26 10:42:35,184 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_main [2023-11-26 10:42:35,185 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_main [2023-11-26 10:42:35,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-26 10:42:35,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-11-26 10:42:35,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2023-11-26 10:42:35,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2023-11-26 10:42:35,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2023-11-26 10:42:35,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2023-11-26 10:42:35,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2023-11-26 10:42:35,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2023-11-26 10:42:35,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2023-11-26 10:42:35,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2023-11-26 10:42:35,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2023-11-26 10:42:35,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2023-11-26 10:42:35,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2023-11-26 10:42:35,187 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2023-11-26 10:42:35,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2023-11-26 10:42:35,187 INFO L130 BoogieDeclarations]: Found specification of procedure int_initio_busfree [2023-11-26 10:42:35,187 INFO L138 BoogieDeclarations]: Found implementation of procedure int_initio_busfree [2023-11-26 10:42:35,188 INFO L130 BoogieDeclarations]: Found specification of procedure initio_sync_done [2023-11-26 10:42:35,188 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_sync_done [2023-11-26 10:42:35,188 INFO L130 BoogieDeclarations]: Found specification of procedure initio_wait_disc [2023-11-26 10:42:35,188 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_wait_disc [2023-11-26 10:42:35,188 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-26 10:42:35,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-26 10:42:35,189 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_relax [2023-11-26 10:42:35,189 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_relax [2023-11-26 10:42:35,992 INFO L241 CfgBuilder]: Building ICFG [2023-11-26 10:42:35,997 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-26 10:42:36,018 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-26 10:42:42,784 INFO L282 CfgBuilder]: Performing block encoding [2023-11-26 10:42:43,137 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-26 10:42:43,138 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-26 10:42:43,140 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 10:42:43 BoogieIcfgContainer [2023-11-26 10:42:43,140 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-26 10:42:43,143 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-26 10:42:43,143 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-26 10:42:43,147 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-26 10:42:43,148 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 10:42:30" (1/3) ... [2023-11-26 10:42:43,150 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32b21502 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 10:42:43, skipping insertion in model container [2023-11-26 10:42:43,150 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:42:33" (2/3) ... [2023-11-26 10:42:43,152 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32b21502 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 10:42:43, skipping insertion in model container [2023-11-26 10:42:43,152 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 10:42:43" (3/3) ... [2023-11-26 10:42:43,153 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--initio.ko-entry_point.cil.out.i [2023-11-26 10:42:43,176 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-26 10:42:43,177 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-26 10:42:43,311 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-26 10:42:43,321 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@5b883f9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-26 10:42:43,321 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-26 10:42:43,336 INFO L276 IsEmpty]: Start isEmpty. Operand has 1988 states, 1398 states have (on average 1.4742489270386265) internal successors, (2061), 1433 states have internal predecessors, (2061), 523 states have call successors, (523), 66 states have call predecessors, (523), 65 states have return successors, (517), 511 states have call predecessors, (517), 517 states have call successors, (517) [2023-11-26 10:42:43,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2023-11-26 10:42:43,376 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:42:43,377 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:42:43,377 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 10:42:43,386 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:42:43,386 INFO L85 PathProgramCache]: Analyzing trace with hash 36557399, now seen corresponding path program 1 times [2023-11-26 10:42:43,396 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:42:43,397 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1103518321] [2023-11-26 10:42:43,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:42:43,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:42:43,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:42:44,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 10:42:44,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:42:44,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 10:42:44,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:42:44,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-26 10:42:44,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:42:44,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-26 10:42:44,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:42:44,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 10:42:44,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:42:44,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-26 10:42:44,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:42:44,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-11-26 10:42:44,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:42:44,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 10:42:44,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:42:44,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-26 10:42:44,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:42:44,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-26 10:42:44,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:42:44,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2023-11-26 10:42:44,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:42:44,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 10:42:44,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:42:44,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-26 10:42:44,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:42:44,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2023-11-26 10:42:44,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:42:44,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2023-11-26 10:42:44,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:42:44,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-11-26 10:42:44,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:42:44,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2023-11-26 10:42:44,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:42:44,435 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2023-11-26 10:42:44,436 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:42:44,436 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1103518321] [2023-11-26 10:42:44,438 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1103518321] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:42:44,438 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:42:44,438 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-26 10:42:44,440 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1967089163] [2023-11-26 10:42:44,441 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:42:44,452 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-26 10:42:44,452 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:42:44,487 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-26 10:42:44,488 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2023-11-26 10:42:44,496 INFO L87 Difference]: Start difference. First operand has 1988 states, 1398 states have (on average 1.4742489270386265) internal successors, (2061), 1433 states have internal predecessors, (2061), 523 states have call successors, (523), 66 states have call predecessors, (523), 65 states have return successors, (517), 511 states have call predecessors, (517), 517 states have call successors, (517) Second operand has 7 states, 7 states have (on average 6.857142857142857) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (12), 7 states have call predecessors, (12), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2023-11-26 10:43:03,310 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 [] [2023-11-26 10:43:06,177 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.99s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-26 10:43:09,207 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:43:09,207 INFO L93 Difference]: Finished difference Result 4276 states and 6827 transitions. [2023-11-26 10:43:09,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-26 10:43:09,210 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.857142857142857) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (12), 7 states have call predecessors, (12), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 110 [2023-11-26 10:43:09,210 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 10:43:09,264 INFO L225 Difference]: With dead ends: 4276 [2023-11-26 10:43:09,265 INFO L226 Difference]: Without dead ends: 2278 [2023-11-26 10:43:09,293 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2023-11-26 10:43:09,296 INFO L413 NwaCegarLoop]: 520 mSDtfsCounter, 4516 mSDsluCounter, 1361 mSDsCounter, 0 mSdLazyCounter, 8618 mSolverCounterSat, 2994 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4517 SdHoareTripleChecker+Valid, 1881 SdHoareTripleChecker+Invalid, 11613 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 2994 IncrementalHoareTripleChecker+Valid, 8618 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23.8s IncrementalHoareTripleChecker+Time [2023-11-26 10:43:09,297 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4517 Valid, 1881 Invalid, 11613 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [2994 Valid, 8618 Invalid, 1 Unknown, 0 Unchecked, 23.8s Time] [2023-11-26 10:43:09,322 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2278 states. [2023-11-26 10:43:09,671 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2278 to 1975. [2023-11-26 10:43:09,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1975 states, 1393 states have (on average 1.4472361809045227) internal successors, (2016), 1420 states have internal predecessors, (2016), 517 states have call successors, (517), 65 states have call predecessors, (517), 64 states have return successors, (516), 510 states have call predecessors, (516), 516 states have call successors, (516) [2023-11-26 10:43:09,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1975 states to 1975 states and 3049 transitions. [2023-11-26 10:43:09,715 INFO L78 Accepts]: Start accepts. Automaton has 1975 states and 3049 transitions. Word has length 110 [2023-11-26 10:43:09,716 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 10:43:09,717 INFO L495 AbstractCegarLoop]: Abstraction has 1975 states and 3049 transitions. [2023-11-26 10:43:09,717 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.857142857142857) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (12), 7 states have call predecessors, (12), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2023-11-26 10:43:09,717 INFO L276 IsEmpty]: Start isEmpty. Operand 1975 states and 3049 transitions. [2023-11-26 10:43:09,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2023-11-26 10:43:09,730 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:43:09,730 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:43:09,731 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-26 10:43:09,731 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 10:43:09,732 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:43:09,732 INFO L85 PathProgramCache]: Analyzing trace with hash 970964191, now seen corresponding path program 1 times [2023-11-26 10:43:09,733 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:43:09,734 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [996850163] [2023-11-26 10:43:09,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:43:09,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:43:10,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:43:10,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 10:43:10,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:43:10,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 10:43:10,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:43:10,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-26 10:43:10,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:43:10,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-26 10:43:10,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:43:10,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 10:43:10,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:43:10,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-26 10:43:10,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:43:10,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-11-26 10:43:10,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:43:10,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 10:43:10,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:43:10,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-26 10:43:10,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:43:10,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-26 10:43:10,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:43:10,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2023-11-26 10:43:10,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:43:10,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 10:43:10,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:43:10,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-26 10:43:10,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:43:10,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2023-11-26 10:43:10,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:43:10,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2023-11-26 10:43:10,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:43:10,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-11-26 10:43:10,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:43:10,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2023-11-26 10:43:10,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:43:10,504 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2023-11-26 10:43:10,504 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:43:10,504 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [996850163] [2023-11-26 10:43:10,505 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [996850163] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:43:10,505 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:43:10,505 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-26 10:43:10,505 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1605346395] [2023-11-26 10:43:10,505 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:43:10,507 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-26 10:43:10,507 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:43:10,508 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-26 10:43:10,508 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2023-11-26 10:43:10,509 INFO L87 Difference]: Start difference. First operand 1975 states and 3049 transitions. Second operand has 8 states, 8 states have (on average 6.0) internal successors, (48), 3 states have internal predecessors, (48), 2 states have call successors, (12), 7 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11)