./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 6497de01 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee42f5b-3acc-461b-92ec-068fc700586d/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee42f5b-3acc-461b-92ec-068fc700586d/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee42f5b-3acc-461b-92ec-068fc700586d/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee42f5b-3acc-461b-92ec-068fc700586d/bin/uautomizer-verify-LYvppIcaGC/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_3ee42f5b-3acc-461b-92ec-068fc700586d/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee42f5b-3acc-461b-92ec-068fc700586d/bin/uautomizer-verify-LYvppIcaGC --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 0.3.0-dev-6497de0 [2024-11-23 23:43:14,381 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-23 23:43:14,464 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee42f5b-3acc-461b-92ec-068fc700586d/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-23 23:43:14,469 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-23 23:43:14,469 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-23 23:43:14,492 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-23 23:43:14,493 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-23 23:43:14,493 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-23 23:43:14,493 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-23 23:43:14,493 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-23 23:43:14,494 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-23 23:43:14,494 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-23 23:43:14,494 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-23 23:43:14,494 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-23 23:43:14,494 INFO L153 SettingsManager]: * Use SBE=true [2024-11-23 23:43:14,495 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-23 23:43:14,495 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-23 23:43:14,495 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-23 23:43:14,495 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-23 23:43:14,495 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-23 23:43:14,495 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-23 23:43:14,495 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-23 23:43:14,496 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-23 23:43:14,496 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-23 23:43:14,496 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-23 23:43:14,496 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-23 23:43:14,496 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 23:43:14,496 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 23:43:14,496 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 23:43:14,497 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 23:43:14,497 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-23 23:43:14,497 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 23:43:14,497 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 23:43:14,497 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 23:43:14,497 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 23:43:14,498 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-23 23:43:14,498 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-23 23:43:14,498 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-23 23:43:14,498 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-23 23:43:14,498 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-23 23:43:14,498 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-23 23:43:14,498 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-23 23:43:14,498 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-23 23:43:14,498 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-23 23:43:14,499 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-23 23:43:14,499 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_3ee42f5b-3acc-461b-92ec-068fc700586d/bin/uautomizer-verify-LYvppIcaGC 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 [2024-11-23 23:43:14,799 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-23 23:43:14,807 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-23 23:43:14,809 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-23 23:43:14,810 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-23 23:43:14,810 INFO L274 PluginConnector]: CDTParser initialized [2024-11-23 23:43:14,811 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee42f5b-3acc-461b-92ec-068fc700586d/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--initio.ko-entry_point.cil.out.i [2024-11-23 23:43:17,806 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee42f5b-3acc-461b-92ec-068fc700586d/bin/uautomizer-verify-LYvppIcaGC/data/b416afbae/c02875d654f8417986fc456f287a38f6/FLAG2a44c8b31 [2024-11-23 23:43:18,476 INFO L384 CDTParser]: Found 1 translation units. [2024-11-23 23:43:18,477 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee42f5b-3acc-461b-92ec-068fc700586d/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--initio.ko-entry_point.cil.out.i [2024-11-23 23:43:18,529 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee42f5b-3acc-461b-92ec-068fc700586d/bin/uautomizer-verify-LYvppIcaGC/data/b416afbae/c02875d654f8417986fc456f287a38f6/FLAG2a44c8b31 [2024-11-23 23:43:18,883 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee42f5b-3acc-461b-92ec-068fc700586d/bin/uautomizer-verify-LYvppIcaGC/data/b416afbae/c02875d654f8417986fc456f287a38f6 [2024-11-23 23:43:18,885 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-23 23:43:18,887 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-23 23:43:18,888 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-23 23:43:18,889 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-23 23:43:18,893 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-23 23:43:18,894 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 11:43:18" (1/1) ... [2024-11-23 23:43:18,895 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26ed63ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:43:18, skipping insertion in model container [2024-11-23 23:43:18,896 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 11:43:18" (1/1) ... [2024-11-23 23:43:19,020 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-23 23:43:20,690 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_3ee42f5b-3acc-461b-92ec-068fc700586d/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] [2024-11-23 23:43:20,740 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 23:43:20,783 INFO L200 MainTranslator]: Completed pre-run [2024-11-23 23:43:20,953 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("rep; nop": : : "memory"); [4621] [2024-11-23 23:43:20,958 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [4680] [2024-11-23 23:43:20,959 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [4688] [2024-11-23 23:43:20,959 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outl %0, %w1": : "a" (value), "Nd" (port)); [4695] [2024-11-23 23:43:20,959 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inl %w1, %0": "=a" (value): "Nd" (port)); [4703] [2024-11-23 23:43:20,972 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] [2024-11-23 23:43:20,975 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] [2024-11-23 23:43:21,318 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] [2024-11-23 23:43:21,375 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_3ee42f5b-3acc-461b-92ec-068fc700586d/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] [2024-11-23 23:43:21,386 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 23:43:21,470 INFO L204 MainTranslator]: Completed translation [2024-11-23 23:43:21,471 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:43:21 WrapperNode [2024-11-23 23:43:21,472 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-23 23:43:21,474 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-23 23:43:21,474 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-23 23:43:21,475 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-23 23:43:21,484 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:43:21" (1/1) ... [2024-11-23 23:43:21,576 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:43:21" (1/1) ... [2024-11-23 23:43:21,852 INFO L138 Inliner]: procedures = 212, calls = 2031, calls flagged for inlining = 114, calls inlined = 111, statements flattened = 5444 [2024-11-23 23:43:21,852 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-23 23:43:21,853 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-23 23:43:21,853 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-23 23:43:21,853 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-23 23:43:21,863 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:43:21" (1/1) ... [2024-11-23 23:43:21,863 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:43:21" (1/1) ... [2024-11-23 23:43:21,916 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:43:21" (1/1) ... [2024-11-23 23:43:22,506 INFO L175 MemorySlicer]: Split 1351 memory accesses to 13 slices as follows [2, 4, 1071, 2, 5, 2, 5, 7, 71, 69, 12, 58, 43]. 79 percent of accesses are in the largest equivalence class. The 96 initializations are split as follows [2, 0, 7, 0, 5, 0, 5, 7, 62, 0, 8, 0, 0]. The 524 writes are split as follows [0, 1, 354, 0, 0, 1, 0, 0, 1, 66, 0, 58, 43]. [2024-11-23 23:43:22,506 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:43:21" (1/1) ... [2024-11-23 23:43:22,507 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:43:21" (1/1) ... [2024-11-23 23:43:22,656 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:43:21" (1/1) ... [2024-11-23 23:43:22,669 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:43:21" (1/1) ... [2024-11-23 23:43:22,705 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:43:21" (1/1) ... [2024-11-23 23:43:22,733 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:43:21" (1/1) ... [2024-11-23 23:43:22,760 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:43:21" (1/1) ... [2024-11-23 23:43:22,818 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-23 23:43:22,819 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-23 23:43:22,819 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-23 23:43:22,819 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-23 23:43:22,820 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:43:21" (1/1) ... [2024-11-23 23:43:22,826 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 23:43:22,838 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee42f5b-3acc-461b-92ec-068fc700586d/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 23:43:22,853 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee42f5b-3acc-461b-92ec-068fc700586d/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-23 23:43:22,856 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee42f5b-3acc-461b-92ec-068fc700586d/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-23 23:43:22,882 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-23 23:43:22,882 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-23 23:43:22,882 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-23 23:43:22,883 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-23 23:43:22,883 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-23 23:43:22,883 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-23 23:43:22,883 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-23 23:43:22,883 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-23 23:43:22,883 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-11-23 23:43:22,883 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-11-23 23:43:22,883 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-11-23 23:43:22,883 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-11-23 23:43:22,884 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-11-23 23:43:22,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-23 23:43:22,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-23 23:43:22,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-23 23:43:22,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-23 23:43:22,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-23 23:43:22,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-23 23:43:22,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-23 23:43:22,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-23 23:43:22,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-23 23:43:22,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-23 23:43:22,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-23 23:43:22,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-23 23:43:22,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-23 23:43:22,886 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-23 23:43:22,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-23 23:43:22,886 INFO L130 BoogieDeclarations]: Found specification of procedure initio_status_msg [2024-11-23 23:43:22,886 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_status_msg [2024-11-23 23:43:22,886 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-23 23:43:22,886 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-23 23:43:22,886 INFO L130 BoogieDeclarations]: Found specification of procedure initio_select_atn_stop [2024-11-23 23:43:22,886 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_select_atn_stop [2024-11-23 23:43:22,886 INFO L130 BoogieDeclarations]: Found specification of procedure initio_msgin_accept [2024-11-23 23:43:22,886 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_msgin_accept [2024-11-23 23:43:22,887 INFO L130 BoogieDeclarations]: Found specification of procedure initio_remove_one [2024-11-23 23:43:22,887 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_remove_one [2024-11-23 23:43:22,887 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2024-11-23 23:43:22,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2024-11-23 23:43:22,887 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-23 23:43:22,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-23 23:43:22,887 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_bufflen [2024-11-23 23:43:22,887 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_bufflen [2024-11-23 23:43:22,887 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2024-11-23 23:43:22,887 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2024-11-23 23:43:22,887 INFO L130 BoogieDeclarations]: Found specification of procedure int_initio_scsi_rst [2024-11-23 23:43:22,887 INFO L138 BoogieDeclarations]: Found implementation of procedure int_initio_scsi_rst [2024-11-23 23:43:22,887 INFO L130 BoogieDeclarations]: Found specification of procedure initio_abort_srb [2024-11-23 23:43:22,887 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_abort_srb [2024-11-23 23:43:22,887 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-23 23:43:22,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-23 23:43:22,887 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_scsi_host_template_3 [2024-11-23 23:43:22,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_scsi_host_template_3 [2024-11-23 23:43:22,891 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2024-11-23 23:43:22,892 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2024-11-23 23:43:22,892 INFO L130 BoogieDeclarations]: Found specification of procedure initio_next_state [2024-11-23 23:43:22,892 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_next_state [2024-11-23 23:43:22,892 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-23 23:43:22,892 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-23 23:43:22,892 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-23 23:43:22,892 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-11-23 23:43:22,892 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-11-23 23:43:22,892 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-11-23 23:43:22,892 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-11-23 23:43:22,892 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2024-11-23 23:43:22,892 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2024-11-23 23:43:22,893 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2024-11-23 23:43:22,893 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2024-11-23 23:43:22,893 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2024-11-23 23:43:22,893 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2024-11-23 23:43:22,893 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-23 23:43:22,893 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-23 23:43:22,893 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-23 23:43:22,893 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-11-23 23:43:22,893 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-11-23 23:43:22,893 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-11-23 23:43:22,893 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-11-23 23:43:22,893 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2024-11-23 23:43:22,893 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2024-11-23 23:43:22,893 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2024-11-23 23:43:22,893 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2024-11-23 23:43:22,893 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2024-11-23 23:43:22,893 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2024-11-23 23:43:22,893 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-23 23:43:22,893 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-23 23:43:22,894 INFO L130 BoogieDeclarations]: Found specification of procedure initio_unlink_pend_scb [2024-11-23 23:43:22,894 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_unlink_pend_scb [2024-11-23 23:43:22,894 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2024-11-23 23:43:22,894 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2024-11-23 23:43:22,894 INFO L130 BoogieDeclarations]: Found specification of procedure initio_append_busy_scb [2024-11-23 23:43:22,894 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_append_busy_scb [2024-11-23 23:43:22,894 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2024-11-23 23:43:22,894 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2024-11-23 23:43:22,894 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-23 23:43:22,894 INFO L130 BoogieDeclarations]: Found specification of procedure initio_msgout_reject [2024-11-23 23:43:22,894 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_msgout_reject [2024-11-23 23:43:22,894 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-23 23:43:22,894 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-23 23:43:22,894 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-23 23:43:22,894 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-23 23:43:22,894 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-23 23:43:22,894 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-23 23:43:22,894 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-23 23:43:22,894 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-23 23:43:22,894 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-23 23:43:22,895 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-23 23:43:22,898 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-23 23:43:22,898 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-23 23:43:22,898 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-23 23:43:22,898 INFO L130 BoogieDeclarations]: Found specification of procedure initio_se2_rd_all [2024-11-23 23:43:22,898 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_se2_rd_all [2024-11-23 23:43:22,898 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2024-11-23 23:43:22,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2024-11-23 23:43:22,898 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2024-11-23 23:43:22,899 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2024-11-23 23:43:22,899 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-23 23:43:22,899 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-23 23:43:22,899 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-23 23:43:22,899 INFO L130 BoogieDeclarations]: Found specification of procedure initio_release_scb [2024-11-23 23:43:22,899 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_release_scb [2024-11-23 23:43:22,899 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_scsi [2024-11-23 23:43:22,899 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_scsi [2024-11-23 23:43:22,899 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2024-11-23 23:43:22,899 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2024-11-23 23:43:22,899 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2024-11-23 23:43:22,899 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2024-11-23 23:43:22,899 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-23 23:43:22,899 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-23 23:43:22,899 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-23 23:43:22,899 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-23 23:43:22,899 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-23 23:43:22,899 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-23 23:43:22,899 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-11-23 23:43:22,899 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-11-23 23:43:22,899 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-11-23 23:43:22,900 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-11-23 23:43:22,900 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-11-23 23:43:22,900 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-11-23 23:43:22,900 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-11-23 23:43:22,900 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2024-11-23 23:43:22,900 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2024-11-23 23:43:22,900 INFO L130 BoogieDeclarations]: Found specification of procedure initio_msgout_abort_targ [2024-11-23 23:43:22,900 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_msgout_abort_targ [2024-11-23 23:43:22,900 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2024-11-23 23:43:22,900 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2024-11-23 23:43:22,900 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-23 23:43:22,900 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-23 23:43:22,900 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-23 23:43:22,900 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-23 23:43:22,900 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-23 23:43:22,900 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-23 23:43:22,900 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-23 23:43:22,900 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-23 23:43:22,900 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-23 23:43:22,900 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-23 23:43:22,900 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-23 23:43:22,901 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-23 23:43:22,901 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-23 23:43:22,901 INFO L130 BoogieDeclarations]: Found specification of procedure initio_se2_instr [2024-11-23 23:43:22,901 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_se2_instr [2024-11-23 23:43:22,901 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-23 23:43:22,901 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-23 23:43:22,901 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-23 23:43:22,901 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-23 23:43:22,901 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-23 23:43:22,901 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-23 23:43:22,901 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-23 23:43:22,901 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-23 23:43:22,901 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-23 23:43:22,901 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-23 23:43:22,901 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-23 23:43:22,901 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-23 23:43:22,901 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-23 23:43:22,901 INFO L130 BoogieDeclarations]: Found specification of procedure initio_find_first_pend_scb [2024-11-23 23:43:22,901 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_find_first_pend_scb [2024-11-23 23:43:22,901 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2024-11-23 23:43:22,901 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2024-11-23 23:43:22,901 INFO L130 BoogieDeclarations]: Found specification of procedure initio_unlink_busy_scb [2024-11-23 23:43:22,902 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_unlink_busy_scb [2024-11-23 23:43:22,905 INFO L130 BoogieDeclarations]: Found specification of procedure initio_wait_done_disc [2024-11-23 23:43:22,905 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_wait_done_disc [2024-11-23 23:43:22,905 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2024-11-23 23:43:22,905 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2024-11-23 23:43:22,905 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-23 23:43:22,905 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-23 23:43:22,905 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-23 23:43:22,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-23 23:43:22,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-23 23:43:22,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-23 23:43:22,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-23 23:43:22,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-23 23:43:22,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-23 23:43:22,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-23 23:43:22,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-23 23:43:22,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-23 23:43:22,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-23 23:43:22,906 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2024-11-23 23:43:22,907 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2024-11-23 23:43:22,907 INFO L130 BoogieDeclarations]: Found specification of procedure initio_stop_bm [2024-11-23 23:43:22,907 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_stop_bm [2024-11-23 23:43:22,908 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2024-11-23 23:43:22,908 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2024-11-23 23:43:22,908 INFO L130 BoogieDeclarations]: Found specification of procedure wait_tulip [2024-11-23 23:43:22,908 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_tulip [2024-11-23 23:43:22,908 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-23 23:43:22,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-23 23:43:22,908 INFO L130 BoogieDeclarations]: Found specification of procedure initio_pop_busy_scb [2024-11-23 23:43:22,908 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_pop_busy_scb [2024-11-23 23:43:22,908 INFO L130 BoogieDeclarations]: Found specification of procedure initio_bad_seq [2024-11-23 23:43:22,908 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_bad_seq [2024-11-23 23:43:22,908 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2024-11-23 23:43:22,909 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2024-11-23 23:43:22,909 INFO L130 BoogieDeclarations]: Found specification of procedure int_initio_resel [2024-11-23 23:43:22,909 INFO L138 BoogieDeclarations]: Found implementation of procedure int_initio_resel [2024-11-23 23:43:22,909 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-23 23:43:22,909 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2024-11-23 23:43:22,909 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2024-11-23 23:43:22,909 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-23 23:43:22,909 INFO L130 BoogieDeclarations]: Found specification of procedure initio_msgout_abort_tag [2024-11-23 23:43:22,909 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_msgout_abort_tag [2024-11-23 23:43:22,909 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-11-23 23:43:22,909 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-11-23 23:43:22,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-23 23:43:22,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-23 23:43:22,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-23 23:43:22,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-23 23:43:22,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-23 23:43:22,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-23 23:43:22,911 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-23 23:43:22,911 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-23 23:43:22,911 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-23 23:43:22,911 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-23 23:43:22,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-23 23:43:22,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-23 23:43:22,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-23 23:43:22,912 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2024-11-23 23:43:22,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2024-11-23 23:43:22,912 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_host_put [2024-11-23 23:43:22,912 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_host_put [2024-11-23 23:43:22,912 INFO L130 BoogieDeclarations]: Found specification of procedure initio_reset_scsi [2024-11-23 23:43:22,912 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_reset_scsi [2024-11-23 23:43:22,912 INFO L130 BoogieDeclarations]: Found specification of procedure initio_append_done_scb [2024-11-23 23:43:22,912 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_append_done_scb [2024-11-23 23:43:22,912 INFO L130 BoogieDeclarations]: Found specification of procedure initio_append_pend_scb [2024-11-23 23:43:22,912 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_append_pend_scb [2024-11-23 23:43:22,912 INFO L130 BoogieDeclarations]: Found specification of procedure initio_msgin [2024-11-23 23:43:22,912 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_msgin [2024-11-23 23:43:22,912 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2024-11-23 23:43:22,912 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2024-11-23 23:43:22,912 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_main [2024-11-23 23:43:22,912 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_main [2024-11-23 23:43:22,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-23 23:43:22,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-23 23:43:22,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-23 23:43:22,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-23 23:43:22,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-23 23:43:22,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-23 23:43:22,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-23 23:43:22,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-23 23:43:22,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-23 23:43:22,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-23 23:43:22,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-23 23:43:22,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-23 23:43:22,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-23 23:43:22,913 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2024-11-23 23:43:22,913 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2024-11-23 23:43:22,913 INFO L130 BoogieDeclarations]: Found specification of procedure int_initio_busfree [2024-11-23 23:43:22,913 INFO L138 BoogieDeclarations]: Found implementation of procedure int_initio_busfree [2024-11-23 23:43:22,913 INFO L130 BoogieDeclarations]: Found specification of procedure initio_sync_done [2024-11-23 23:43:22,913 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_sync_done [2024-11-23 23:43:22,913 INFO L130 BoogieDeclarations]: Found specification of procedure initio_wait_disc [2024-11-23 23:43:22,913 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_wait_disc [2024-11-23 23:43:22,913 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-23 23:43:22,913 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-23 23:43:22,913 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_relax [2024-11-23 23:43:22,913 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_relax [2024-11-23 23:43:24,027 INFO L234 CfgBuilder]: Building ICFG [2024-11-23 23:43:24,031 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-23 23:43:24,052 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-23 23:43:39,448 INFO L? ?]: Removed 2149 outVars from TransFormulas that were not future-live. [2024-11-23 23:43:39,449 INFO L283 CfgBuilder]: Performing block encoding [2024-11-23 23:43:39,498 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-23 23:43:39,498 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-23 23:43:39,503 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:43:39 BoogieIcfgContainer [2024-11-23 23:43:39,503 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-23 23:43:39,505 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-23 23:43:39,505 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-23 23:43:39,510 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-23 23:43:39,510 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 11:43:18" (1/3) ... [2024-11-23 23:43:39,511 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6be95719 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 11:43:39, skipping insertion in model container [2024-11-23 23:43:39,511 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:43:21" (2/3) ... [2024-11-23 23:43:39,511 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6be95719 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 11:43:39, skipping insertion in model container [2024-11-23 23:43:39,513 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:43:39" (3/3) ... [2024-11-23 23:43:39,514 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--initio.ko-entry_point.cil.out.i [2024-11-23 23:43:39,532 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-23 23:43:39,535 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--initio.ko-entry_point.cil.out.i that has 78 procedures, 2307 locations, 1 initial locations, 15 loop locations, and 1 error locations. [2024-11-23 23:43:39,677 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-23 23:43:39,689 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;@381a3fa8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-23 23:43:39,689 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-23 23:43:39,699 INFO L276 IsEmpty]: Start isEmpty. Operand has 2262 states, 1672 states have (on average 1.3965311004784688) internal successors, (2335), 1708 states have internal predecessors, (2335), 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) [2024-11-23 23:43:39,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-23 23:43:39,719 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:43:39,720 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 23:43:39,720 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:43:39,725 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:43:39,725 INFO L85 PathProgramCache]: Analyzing trace with hash 1198207780, now seen corresponding path program 1 times [2024-11-23 23:43:39,733 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:43:39,734 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1435113549] [2024-11-23 23:43:39,734 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:43:39,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:43:47,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:43:47,716 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2024-11-23 23:43:47,717 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:43:47,718 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1435113549] [2024-11-23 23:43:47,719 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1435113549] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-23 23:43:47,719 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2089031934] [2024-11-23 23:43:47,719 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:43:47,720 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 23:43:47,720 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee42f5b-3acc-461b-92ec-068fc700586d/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 23:43:47,725 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee42f5b-3acc-461b-92ec-068fc700586d/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-23 23:43:47,727 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee42f5b-3acc-461b-92ec-068fc700586d/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-23 23:43:54,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:43:54,748 INFO L256 TraceCheckSpWp]: Trace formula consists of 3269 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-23 23:43:54,764 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 23:43:54,793 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2024-11-23 23:43:54,794 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-23 23:43:54,794 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2089031934] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:43:54,794 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-23 23:43:54,795 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-23 23:43:54,797 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1109773179] [2024-11-23 23:43:54,798 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:43:54,801 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-23 23:43:54,802 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:43:54,824 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-23 23:43:54,825 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-23 23:43:54,833 INFO L87 Difference]: Start difference. First operand has 2262 states, 1672 states have (on average 1.3965311004784688) internal successors, (2335), 1708 states have internal predecessors, (2335), 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 2 states, 2 states have (on average 35.0) internal successors, (70), 2 states have internal predecessors, (70), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2024-11-23 23:43:55,166 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:43:55,167 INFO L93 Difference]: Finished difference Result 4519 states and 6844 transitions. [2024-11-23 23:43:55,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-23 23:43:55,169 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 35.0) internal successors, (70), 2 states have internal predecessors, (70), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 132 [2024-11-23 23:43:55,170 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:43:55,203 INFO L225 Difference]: With dead ends: 4519 [2024-11-23 23:43:55,203 INFO L226 Difference]: Without dead ends: 2242 [2024-11-23 23:43:55,233 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 133 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-23 23:43:55,238 INFO L435 NwaCegarLoop]: 3344 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 3344 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-23 23:43:55,239 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 3344 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 23:43:55,259 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2242 states. [2024-11-23 23:43:55,505 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2242 to 2242. [2024-11-23 23:43:55,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2242 states, 1660 states have (on average 1.3753012048192772) internal successors, (2283), 1688 states have internal predecessors, (2283), 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) [2024-11-23 23:43:55,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2242 states to 2242 states and 3316 transitions. [2024-11-23 23:43:55,547 INFO L78 Accepts]: Start accepts. Automaton has 2242 states and 3316 transitions. Word has length 132 [2024-11-23 23:43:55,548 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:43:55,549 INFO L471 AbstractCegarLoop]: Abstraction has 2242 states and 3316 transitions. [2024-11-23 23:43:55,549 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 35.0) internal successors, (70), 2 states have internal predecessors, (70), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2024-11-23 23:43:55,549 INFO L276 IsEmpty]: Start isEmpty. Operand 2242 states and 3316 transitions. [2024-11-23 23:43:55,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-23 23:43:55,562 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:43:55,562 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 23:43:55,579 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee42f5b-3acc-461b-92ec-068fc700586d/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-23 23:43:55,767 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee42f5b-3acc-461b-92ec-068fc700586d/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-23 23:43:55,768 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:43:55,769 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:43:55,770 INFO L85 PathProgramCache]: Analyzing trace with hash -182190932, now seen corresponding path program 1 times [2024-11-23 23:43:55,770 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:43:55,770 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1717824677] [2024-11-23 23:43:55,770 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:43:55,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:44:00,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:44:01,414 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2024-11-23 23:44:01,416 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:44:01,416 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1717824677] [2024-11-23 23:44:01,417 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1717824677] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:44:01,417 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:44:01,417 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 23:44:01,417 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1532961541] [2024-11-23 23:44:01,417 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:44:01,418 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 23:44:01,419 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:44:01,419 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 23:44:01,420 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 23:44:01,421 INFO L87 Difference]: Start difference. First operand 2242 states and 3316 transitions. Second operand has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-23 23:44:01,950 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:44:01,950 INFO L93 Difference]: Finished difference Result 6355 states and 9406 transitions. [2024-11-23 23:44:01,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 23:44:01,952 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 132 [2024-11-23 23:44:01,953 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:44:02,001 INFO L225 Difference]: With dead ends: 6355 [2024-11-23 23:44:02,001 INFO L226 Difference]: Without dead ends: 4133 [2024-11-23 23:44:02,018 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 23:44:02,020 INFO L435 NwaCegarLoop]: 3353 mSDtfsCounter, 2817 mSDsluCounter, 3278 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2817 SdHoareTripleChecker+Valid, 6631 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-23 23:44:02,021 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2817 Valid, 6631 Invalid, 14 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-23 23:44:02,034 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4133 states. [2024-11-23 23:44:02,276 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4133 to 4132. [2024-11-23 23:44:02,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4132 states, 3072 states have (on average 1.3792317708333333) internal successors, (4237), 3122 states have internal predecessors, (4237), 939 states have call successors, (939), 121 states have call predecessors, (939), 120 states have return successors, (938), 927 states have call predecessors, (938), 938 states have call successors, (938) [2024-11-23 23:44:02,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4132 states to 4132 states and 6114 transitions. [2024-11-23 23:44:02,321 INFO L78 Accepts]: Start accepts. Automaton has 4132 states and 6114 transitions. Word has length 132 [2024-11-23 23:44:02,322 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:44:02,322 INFO L471 AbstractCegarLoop]: Abstraction has 4132 states and 6114 transitions. [2024-11-23 23:44:02,323 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-23 23:44:02,323 INFO L276 IsEmpty]: Start isEmpty. Operand 4132 states and 6114 transitions. [2024-11-23 23:44:02,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2024-11-23 23:44:02,333 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:44:02,333 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 3, 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] [2024-11-23 23:44:02,333 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-23 23:44:02,334 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:44:02,334 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:44:02,334 INFO L85 PathProgramCache]: Analyzing trace with hash -350321576, now seen corresponding path program 1 times [2024-11-23 23:44:02,334 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:44:02,335 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1732382283] [2024-11-23 23:44:02,335 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:44:02,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:44:07,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:44:07,803 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2024-11-23 23:44:07,804 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:44:07,804 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1732382283] [2024-11-23 23:44:07,804 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1732382283] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:44:07,804 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:44:07,804 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 23:44:07,804 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [526809108] [2024-11-23 23:44:07,804 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:44:07,806 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 23:44:07,807 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:44:07,808 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 23:44:07,808 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 23:44:07,809 INFO L87 Difference]: Start difference. First operand 4132 states and 6114 transitions. Second operand has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-23 23:44:08,025 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:44:08,025 INFO L93 Difference]: Finished difference Result 4136 states and 6118 transitions. [2024-11-23 23:44:08,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 23:44:08,026 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 161 [2024-11-23 23:44:08,028 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:44:08,065 INFO L225 Difference]: With dead ends: 4136 [2024-11-23 23:44:08,066 INFO L226 Difference]: Without dead ends: 4133 [2024-11-23 23:44:08,070 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 23:44:08,073 INFO L435 NwaCegarLoop]: 3315 mSDtfsCounter, 0 mSDsluCounter, 3309 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 6624 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-23 23:44:08,074 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 6624 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-23 23:44:08,084 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4133 states. [2024-11-23 23:44:08,301 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4133 to 4133. [2024-11-23 23:44:08,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4133 states, 3073 states have (on average 1.3791083631630328) internal successors, (4238), 3123 states have internal predecessors, (4238), 939 states have call successors, (939), 121 states have call predecessors, (939), 120 states have return successors, (938), 927 states have call predecessors, (938), 938 states have call successors, (938) [2024-11-23 23:44:08,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4133 states to 4133 states and 6115 transitions. [2024-11-23 23:44:08,343 INFO L78 Accepts]: Start accepts. Automaton has 4133 states and 6115 transitions. Word has length 161 [2024-11-23 23:44:08,345 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:44:08,345 INFO L471 AbstractCegarLoop]: Abstraction has 4133 states and 6115 transitions. [2024-11-23 23:44:08,345 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-23 23:44:08,346 INFO L276 IsEmpty]: Start isEmpty. Operand 4133 states and 6115 transitions. [2024-11-23 23:44:08,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2024-11-23 23:44:08,359 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:44:08,360 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 3, 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] [2024-11-23 23:44:08,360 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-23 23:44:08,360 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:44:08,361 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:44:08,361 INFO L85 PathProgramCache]: Analyzing trace with hash -2134531395, now seen corresponding path program 1 times [2024-11-23 23:44:08,361 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:44:08,361 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [902277797] [2024-11-23 23:44:08,361 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:44:08,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:44:12,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:44:13,965 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2024-11-23 23:44:13,965 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:44:13,966 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [902277797] [2024-11-23 23:44:13,966 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [902277797] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:44:13,966 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:44:13,966 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-23 23:44:13,967 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1706227005] [2024-11-23 23:44:13,967 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:44:13,967 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-23 23:44:13,967 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:44:13,968 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-23 23:44:13,968 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-23 23:44:13,968 INFO L87 Difference]: Start difference. First operand 4133 states and 6115 transitions. Second operand has 4 states, 4 states have (on average 19.5) internal successors, (78), 4 states have internal predecessors, (78), 3 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-23 23:44:14,549 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:44:14,549 INFO L93 Difference]: Finished difference Result 11420 states and 16970 transitions. [2024-11-23 23:44:14,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-23 23:44:14,550 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 19.5) internal successors, (78), 4 states have internal predecessors, (78), 3 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 163 [2024-11-23 23:44:14,551 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:44:14,560 INFO L225 Difference]: With dead ends: 11420 [2024-11-23 23:44:14,560 INFO L226 Difference]: Without dead ends: 0 [2024-11-23 23:44:14,638 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-23 23:44:14,641 INFO L435 NwaCegarLoop]: 5598 mSDtfsCounter, 3121 mSDsluCounter, 8097 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3121 SdHoareTripleChecker+Valid, 13695 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-23 23:44:14,642 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3121 Valid, 13695 Invalid, 7 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-23 23:44:14,643 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-11-23 23:44:14,644 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-11-23 23:44:14,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-23 23:44:14,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-11-23 23:44:14,650 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 163 [2024-11-23 23:44:14,651 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:44:14,651 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-23 23:44:14,651 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.5) internal successors, (78), 4 states have internal predecessors, (78), 3 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-23 23:44:14,651 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-11-23 23:44:14,651 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-23 23:44:14,655 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-23 23:44:14,656 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-23 23:44:14,658 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2024-11-23 23:44:14,660 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2024-11-23 23:44:49,955 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-23 23:44:49,990 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 11:44:49 BoogieIcfgContainer [2024-11-23 23:44:49,990 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-23 23:44:49,991 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-23 23:44:49,991 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-23 23:44:49,991 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-23 23:44:49,992 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:43:39" (3/4) ... [2024-11-23 23:44:49,994 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-11-23 23:44:50,002 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure get_dma_ops [2024-11-23 23:44:50,003 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure initio_msgout_abort_targ [2024-11-23 23:44:50,003 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __raw_spin_lock_init [2024-11-23 23:44:50,003 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure initio_msgout_abort_tag [2024-11-23 23:44:50,003 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure dma_unmap_single_attrs [2024-11-23 23:44:50,003 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __const_udelay [2024-11-23 23:44:50,003 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure initio_msgout_reject [2024-11-23 23:44:50,003 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_irq_1 [2024-11-23 23:44:50,003 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2024-11-23 23:44:50,003 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure initio_se2_instr [2024-11-23 23:44:50,003 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure initio_status_msg [2024-11-23 23:44:50,004 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.meminit [2024-11-23 23:44:50,004 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure scsi_host_put [2024-11-23 23:44:50,004 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure initio_select_atn_stop [2024-11-23 23:44:50,004 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure initio_msgin_accept [2024-11-23 23:44:50,004 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure initio_find_first_pend_scb [2024-11-23 23:44:50,004 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __phys_addr [2024-11-23 23:44:50,004 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure initio_se2_rd_all [2024-11-23 23:44:50,004 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure initio_remove_one [2024-11-23 23:44:50,004 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_spin_unlock [2024-11-23 23:44:50,004 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_spin_lock [2024-11-23 23:44:50,004 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock_irqrestore [2024-11-23 23:44:50,004 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2024-11-23 23:44:50,005 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure initio_reset_scsi [2024-11-23 23:44:50,005 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure initio_unlink_busy_scb [2024-11-23 23:44:50,005 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure initio_wait_done_disc [2024-11-23 23:44:50,005 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure scsi_bufflen [2024-11-23 23:44:50,005 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure initio_append_done_scb [2024-11-23 23:44:50,005 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __release_region [2024-11-23 23:44:50,005 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure free_irq [2024-11-23 23:44:50,005 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printk [2024-11-23 23:44:50,005 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure initio_append_pend_scb [2024-11-23 23:44:50,005 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure int_initio_scsi_rst [2024-11-23 23:44:50,005 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure initio_abort_srb [2024-11-23 23:44:50,005 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#5 [2024-11-23 23:44:50,006 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#4 [2024-11-23 23:44:50,006 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_disable_device [2024-11-23 23:44:50,006 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#7 [2024-11-23 23:44:50,006 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure initio_release_scb [2024-11-23 23:44:50,006 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2024-11-23 23:44:50,006 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#6 [2024-11-23 23:44:50,006 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure initio_stop_bm [2024-11-23 23:44:50,006 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#1 [2024-11-23 23:44:50,006 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#0 [2024-11-23 23:44:50,006 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure disable_suitable_irq_1 [2024-11-23 23:44:50,006 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_initialize_scsi_host_template_3 [2024-11-23 23:44:50,007 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#3 [2024-11-23 23:44:50,007 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#2 [2024-11-23 23:44:50,007 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#10 [2024-11-23 23:44:50,007 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure tulip_scsi [2024-11-23 23:44:50,007 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure initio_msgin [2024-11-23 23:44:50,007 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#9 [2024-11-23 23:44:50,007 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure inb [2024-11-23 23:44:50,007 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#8 [2024-11-23 23:44:50,007 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure wait_tulip [2024-11-23 23:44:50,007 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_dma_direction [2024-11-23 23:44:50,007 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv__builtin_expect [2024-11-23 23:44:50,007 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure outb [2024-11-23 23:44:50,007 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure initio_next_state [2024-11-23 23:44:50,007 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure tulip_main [2024-11-23 23:44:50,007 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure initio_pop_busy_scb [2024-11-23 23:44:50,008 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#12 [2024-11-23 23:44:50,008 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#11 [2024-11-23 23:44:50,008 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure initio_bad_seq [2024-11-23 23:44:50,008 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2024-11-23 23:44:50,008 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure outl [2024-11-23 23:44:50,008 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_init_zalloc [2024-11-23 23:44:50,008 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2024-11-23 23:44:50,008 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure int_initio_busfree [2024-11-23 23:44:50,008 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure int_initio_resel [2024-11-23 23:44:50,008 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure initio_sync_done [2024-11-23 23:44:50,008 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure initio_wait_disc [2024-11-23 23:44:50,008 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure initio_unlink_pend_scb [2024-11-23 23:44:50,008 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spinlock_check [2024-11-23 23:44:50,008 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure initio_append_busy_scb [2024-11-23 23:44:50,008 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure dma_map_single_attrs [2024-11-23 23:44:50,008 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure cpu_relax [2024-11-23 23:44:50,075 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 406 nodes and edges [2024-11-23 23:44:50,085 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 145 nodes and edges [2024-11-23 23:44:50,103 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 28 nodes and edges [2024-11-23 23:44:50,108 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2024-11-23 23:44:50,112 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-23 23:44:50,116 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-23 23:44:50,174 WARN L216 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\old(ldv_spin) != 0) || (ldv_spin == 0)) [2024-11-23 23:44:50,177 WARN L216 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\old(ldv_spin) != 0) || (ldv_spin == 0)) [2024-11-23 23:44:50,178 WARN L216 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\old(ldv_spin) != 0) || (ldv_spin == 0)) [2024-11-23 23:44:50,182 WARN L216 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\old(ldv_spin) != 0) || (ldv_spin == 0)) [2024-11-23 23:44:50,184 WARN L216 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\old(ldv_spin) != 0) || (ldv_spin == 0)) [2024-11-23 23:44:50,185 WARN L216 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\old(ldv_spin) != 0) || (ldv_spin == 0)) [2024-11-23 23:44:50,188 WARN L216 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\old(ldv_spin) != 0) || (ldv_spin == 0)) [2024-11-23 23:44:50,189 WARN L216 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\old(ldv_spin) != 0) || (ldv_spin == 0)) [2024-11-23 23:44:50,485 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\old(ldv_spin) != 0) || (ldv_spin == 0)) [2024-11-23 23:44:50,486 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\old(ldv_spin) != 0) || (ldv_spin == 0)) [2024-11-23 23:44:50,486 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\old(ldv_spin) != 0) || (ldv_spin == 0)) [2024-11-23 23:44:50,492 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\old(ldv_spin) != 0) || (ldv_spin == 0)) [2024-11-23 23:44:50,492 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\old(ldv_spin) != 0) || (ldv_spin == 0)) [2024-11-23 23:44:50,493 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\old(ldv_spin) != 0) || (ldv_spin == 0)) [2024-11-23 23:44:50,493 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\old(ldv_spin) != 0) || (ldv_spin == 0)) [2024-11-23 23:44:50,493 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\old(ldv_spin) != 0) || (ldv_spin == 0)) [2024-11-23 23:44:50,556 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee42f5b-3acc-461b-92ec-068fc700586d/bin/uautomizer-verify-LYvppIcaGC/witness.graphml [2024-11-23 23:44:50,556 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee42f5b-3acc-461b-92ec-068fc700586d/bin/uautomizer-verify-LYvppIcaGC/witness.yml [2024-11-23 23:44:50,557 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-23 23:44:50,558 INFO L158 Benchmark]: Toolchain (without parser) took 91670.59ms. Allocated memory was 117.4MB in the beginning and 1.8GB in the end (delta: 1.7GB). Free memory was 82.1MB in the beginning and 941.6MB in the end (delta: -859.5MB). Peak memory consumption was 854.0MB. Max. memory is 16.1GB. [2024-11-23 23:44:50,559 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 117.4MB. Free memory is still 72.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-23 23:44:50,559 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2584.63ms. Allocated memory was 117.4MB in the beginning and 192.9MB in the end (delta: 75.5MB). Free memory was 82.1MB in the beginning and 84.9MB in the end (delta: -2.8MB). Peak memory consumption was 94.2MB. Max. memory is 16.1GB. [2024-11-23 23:44:50,560 INFO L158 Benchmark]: Boogie Procedure Inliner took 378.25ms. Allocated memory is still 192.9MB. Free memory was 84.9MB in the beginning and 106.5MB in the end (delta: -21.6MB). Peak memory consumption was 63.9MB. Max. memory is 16.1GB. [2024-11-23 23:44:50,560 INFO L158 Benchmark]: Boogie Preprocessor took 965.57ms. Allocated memory is still 192.9MB. Free memory was 106.5MB in the beginning and 60.3MB in the end (delta: 46.2MB). Peak memory consumption was 81.6MB. Max. memory is 16.1GB. [2024-11-23 23:44:50,562 INFO L158 Benchmark]: RCFGBuilder took 16684.05ms. Allocated memory was 192.9MB in the beginning and 369.1MB in the end (delta: 176.2MB). Free memory was 60.3MB in the beginning and 96.7MB in the end (delta: -36.4MB). Peak memory consumption was 160.6MB. Max. memory is 16.1GB. [2024-11-23 23:44:50,563 INFO L158 Benchmark]: TraceAbstraction took 70485.21ms. Allocated memory was 369.1MB in the beginning and 1.8GB in the end (delta: 1.5GB). Free memory was 96.7MB in the beginning and 1.0GB in the end (delta: -928.7MB). Peak memory consumption was 533.5MB. Max. memory is 16.1GB. [2024-11-23 23:44:50,563 INFO L158 Benchmark]: Witness Printer took 565.94ms. Allocated memory is still 1.8GB. Free memory was 1.0GB in the beginning and 941.6MB in the end (delta: 83.8MB). Peak memory consumption was 83.9MB. Max. memory is 16.1GB. [2024-11-23 23:44:50,566 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 117.4MB. Free memory is still 72.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2584.63ms. Allocated memory was 117.4MB in the beginning and 192.9MB in the end (delta: 75.5MB). Free memory was 82.1MB in the beginning and 84.9MB in the end (delta: -2.8MB). Peak memory consumption was 94.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 378.25ms. Allocated memory is still 192.9MB. Free memory was 84.9MB in the beginning and 106.5MB in the end (delta: -21.6MB). Peak memory consumption was 63.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 965.57ms. Allocated memory is still 192.9MB. Free memory was 106.5MB in the beginning and 60.3MB in the end (delta: 46.2MB). Peak memory consumption was 81.6MB. Max. memory is 16.1GB. * RCFGBuilder took 16684.05ms. Allocated memory was 192.9MB in the beginning and 369.1MB in the end (delta: 176.2MB). Free memory was 60.3MB in the beginning and 96.7MB in the end (delta: -36.4MB). Peak memory consumption was 160.6MB. Max. memory is 16.1GB. * TraceAbstraction took 70485.21ms. Allocated memory was 369.1MB in the beginning and 1.8GB in the end (delta: 1.5GB). Free memory was 96.7MB in the beginning and 1.0GB in the end (delta: -928.7MB). Peak memory consumption was 533.5MB. Max. memory is 16.1GB. * Witness Printer took 565.94ms. Allocated memory is still 1.8GB. Free memory was 1.0GB in the beginning and 941.6MB in the end (delta: 83.8MB). Peak memory consumption was 83.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 4621]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("rep; nop": : : "memory"); [4621] - GenericResultAtLocation [Line: 4680]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [4680] - GenericResultAtLocation [Line: 4688]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [4688] - GenericResultAtLocation [Line: 4695]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("outl %0, %w1": : "a" (value), "Nd" (port)); [4695] - GenericResultAtLocation [Line: 4703]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("inl %w1, %0": "=a" (value): "Nd" (port)); [4703] - GenericResultAtLocation [Line: 4817]: 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] - GenericResultAtLocation [Line: 4846]: 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] - GenericResultAtLocation [Line: 7714]: 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] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 8540]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 78 procedures, 2307 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 35.1s, OverallIterations: 4, TraceHistogramMax: 5, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 2.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 5938 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 5938 mSDsluCounter, 30294 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 14684 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 25 IncrementalHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 15610 mSDtfsCounter, 25 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 144 GetRequests, 139 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=4133occurred in iteration=3, InterpolantAutomatonStates: 12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.9s AutomataMinimizationTime, 4 MinimizatonAttempts, 1 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 1.4s SatisfiabilityAnalysisTime, 2.7s InterpolantComputationTime, 720 NumberOfCodeBlocks, 720 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 715 ConstructedInterpolants, 0 QuantifiedInterpolants, 861 SizeOfPredicates, 0 NumberOfNonLiveVariables, 3269 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 5 InterpolantComputations, 4 PerfectInterpolantSequences, 583/598 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 5154]: Location Invariant Derived location invariant: (ldv_spin == 0) - InvariantResult [Line: 5086]: Location Invariant Derived location invariant: (ldv_spin == 0) - InvariantResult [Line: 6052]: Location Invariant Derived location invariant: ((\old(ldv_spin) != 0) || (ldv_spin == 0)) - InvariantResult [Line: 6400]: Location Invariant Derived location invariant: ((\old(ldv_spin) != 0) || (ldv_spin == 0)) - InvariantResult [Line: 5116]: Location Invariant Derived location invariant: (ldv_spin == 0) - InvariantResult [Line: 7923]: Location Invariant Derived location invariant: (ldv_spin == 0) - InvariantResult [Line: 6958]: Location Invariant Derived location invariant: ((\old(ldv_spin) != 0) || (ldv_spin == 0)) - InvariantResult [Line: 5871]: Location Invariant Derived location invariant: ((\old(ldv_spin) != 0) || (ldv_spin == 0)) - InvariantResult [Line: 6427]: Location Invariant Derived location invariant: ((\old(ldv_spin) != 0) || (ldv_spin == 0)) - InvariantResult [Line: 6039]: Location Invariant Derived location invariant: ((\old(ldv_spin) != 0) || (ldv_spin == 0)) - InvariantResult [Line: 6060]: Location Invariant Derived location invariant: ((\old(ldv_spin) != 0) || (ldv_spin == 0)) - InvariantResult [Line: 7923]: Location Invariant Derived location invariant: (ldv_spin == 0) - InvariantResult [Line: 6031]: Location Invariant Derived location invariant: ((\old(ldv_spin) != 0) || (ldv_spin == 0)) RESULT: Ultimate proved your program to be correct! [2024-11-23 23:44:50,650 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee42f5b-3acc-461b-92ec-068fc700586d/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE