./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 d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_824dad1b-2b39-453a-948b-1377e30e7125/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_824dad1b-2b39-453a-948b-1377e30e7125/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_824dad1b-2b39-453a-948b-1377e30e7125/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_824dad1b-2b39-453a-948b-1377e30e7125/bin/uautomizer-verify-aQ6SnzHsRB/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_824dad1b-2b39-453a-948b-1377e30e7125/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_824dad1b-2b39-453a-948b-1377e30e7125/bin/uautomizer-verify-aQ6SnzHsRB --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-d790fec [2024-11-28 02:18:31,578 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 02:18:31,686 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_824dad1b-2b39-453a-948b-1377e30e7125/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-28 02:18:31,691 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 02:18:31,691 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 02:18:31,722 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 02:18:31,724 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 02:18:31,725 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 02:18:31,725 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 02:18:31,726 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 02:18:31,727 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 02:18:31,727 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 02:18:31,728 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 02:18:31,728 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 02:18:31,728 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 02:18:31,728 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 02:18:31,729 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 02:18:31,729 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 02:18:31,729 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 02:18:31,729 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 02:18:31,729 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 02:18:31,730 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 02:18:31,730 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 02:18:31,730 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 02:18:31,730 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 02:18:31,730 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 02:18:31,730 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 02:18:31,730 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 02:18:31,730 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 02:18:31,731 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:18:31,731 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 02:18:31,731 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 02:18:31,732 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 02:18:31,732 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 02:18:31,732 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:18:31,732 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 02:18:31,732 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 02:18:31,733 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 02:18:31,733 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 02:18:31,733 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 02:18:31,733 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 02:18:31,733 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 02:18:31,733 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 02:18:31,733 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 02:18:31,733 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 02:18:31,734 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_824dad1b-2b39-453a-948b-1377e30e7125/bin/uautomizer-verify-aQ6SnzHsRB 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 [2024-11-28 02:18:32,114 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 02:18:32,130 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 02:18:32,133 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 02:18:32,134 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 02:18:32,134 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 02:18:32,137 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_824dad1b-2b39-453a-948b-1377e30e7125/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--initio.ko-entry_point.cil.out.i [2024-11-28 02:18:35,222 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_824dad1b-2b39-453a-948b-1377e30e7125/bin/uautomizer-verify-aQ6SnzHsRB/data/e2848a591/f5246717e09f40d3abb979aacf936e8c/FLAG68faa4cfa [2024-11-28 02:18:35,916 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 02:18:35,917 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_824dad1b-2b39-453a-948b-1377e30e7125/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--initio.ko-entry_point.cil.out.i [2024-11-28 02:18:35,968 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_824dad1b-2b39-453a-948b-1377e30e7125/bin/uautomizer-verify-aQ6SnzHsRB/data/e2848a591/f5246717e09f40d3abb979aacf936e8c/FLAG68faa4cfa [2024-11-28 02:18:35,985 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_824dad1b-2b39-453a-948b-1377e30e7125/bin/uautomizer-verify-aQ6SnzHsRB/data/e2848a591/f5246717e09f40d3abb979aacf936e8c [2024-11-28 02:18:35,988 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 02:18:35,990 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 02:18:35,991 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 02:18:35,992 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 02:18:35,997 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 02:18:35,998 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:18:35" (1/1) ... [2024-11-28 02:18:35,999 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ef1e408 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:18:35, skipping insertion in model container [2024-11-28 02:18:35,999 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:18:35" (1/1) ... [2024-11-28 02:18:36,113 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 02:18:37,865 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_824dad1b-2b39-453a-948b-1377e30e7125/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] [2024-11-28 02:18:37,914 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 02:18:37,964 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 02:18:38,135 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("rep; nop": : : "memory"); [4621] [2024-11-28 02:18:38,140 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [4680] [2024-11-28 02:18:38,144 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [4688] [2024-11-28 02:18:38,144 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outl %0, %w1": : "a" (value), "Nd" (port)); [4695] [2024-11-28 02:18:38,145 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inl %w1, %0": "=a" (value): "Nd" (port)); [4703] [2024-11-28 02:18:38,160 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] [2024-11-28 02:18:38,168 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] [2024-11-28 02:18:38,544 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] [2024-11-28 02:18:38,615 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_824dad1b-2b39-453a-948b-1377e30e7125/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] [2024-11-28 02:18:38,629 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 02:18:38,729 INFO L204 MainTranslator]: Completed translation [2024-11-28 02:18:38,731 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:18:38 WrapperNode [2024-11-28 02:18:38,732 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 02:18:38,733 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 02:18:38,734 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 02:18:38,734 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 02:18:38,743 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:18:38" (1/1) ... [2024-11-28 02:18:38,862 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:18:38" (1/1) ... [2024-11-28 02:18:39,266 INFO L138 Inliner]: procedures = 212, calls = 2031, calls flagged for inlining = 114, calls inlined = 111, statements flattened = 5444 [2024-11-28 02:18:39,267 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 02:18:39,268 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 02:18:39,268 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 02:18:39,268 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 02:18:39,280 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:18:38" (1/1) ... [2024-11-28 02:18:39,280 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:18:38" (1/1) ... [2024-11-28 02:18:39,328 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:18:38" (1/1) ... [2024-11-28 02:18:39,989 INFO L175 MemorySlicer]: Split 1351 memory accesses to 13 slices as follows [2, 71, 1071, 2, 4, 2, 5, 5, 7, 69, 12, 58, 43]. 79 percent of accesses are in the largest equivalence class. The 96 initializations are split as follows [2, 62, 7, 0, 0, 0, 5, 5, 7, 0, 8, 0, 0]. The 524 writes are split as follows [0, 1, 354, 0, 1, 1, 0, 0, 0, 66, 0, 58, 43]. [2024-11-28 02:18:39,990 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:18:38" (1/1) ... [2024-11-28 02:18:39,990 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:18:38" (1/1) ... [2024-11-28 02:18:40,293 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:18:38" (1/1) ... [2024-11-28 02:18:40,310 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:18:38" (1/1) ... [2024-11-28 02:18:40,366 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:18:38" (1/1) ... [2024-11-28 02:18:40,397 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:18:38" (1/1) ... [2024-11-28 02:18:40,427 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:18:38" (1/1) ... [2024-11-28 02:18:40,505 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 02:18:40,506 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 02:18:40,507 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 02:18:40,507 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 02:18:40,508 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:18:38" (1/1) ... [2024-11-28 02:18:40,519 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:18:40,536 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_824dad1b-2b39-453a-948b-1377e30e7125/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:18:40,555 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_824dad1b-2b39-453a-948b-1377e30e7125/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 02:18:40,622 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_824dad1b-2b39-453a-948b-1377e30e7125/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 02:18:40,659 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-28 02:18:40,660 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-28 02:18:40,660 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-28 02:18:40,660 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-28 02:18:40,660 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-28 02:18:40,660 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-28 02:18:40,660 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-28 02:18:40,660 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-28 02:18:40,660 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-11-28 02:18:40,661 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-11-28 02:18:40,661 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-11-28 02:18:40,661 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-11-28 02:18:40,661 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-11-28 02:18:40,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-28 02:18:40,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-28 02:18:40,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-28 02:18:40,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-28 02:18:40,662 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-28 02:18:40,662 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-28 02:18:40,662 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-28 02:18:40,662 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-28 02:18:40,664 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-28 02:18:40,665 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-28 02:18:40,665 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-28 02:18:40,665 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-28 02:18:40,665 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-28 02:18:40,665 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-28 02:18:40,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-28 02:18:40,665 INFO L130 BoogieDeclarations]: Found specification of procedure initio_status_msg [2024-11-28 02:18:40,665 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_status_msg [2024-11-28 02:18:40,665 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-28 02:18:40,666 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-28 02:18:40,666 INFO L130 BoogieDeclarations]: Found specification of procedure initio_select_atn_stop [2024-11-28 02:18:40,666 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_select_atn_stop [2024-11-28 02:18:40,666 INFO L130 BoogieDeclarations]: Found specification of procedure initio_msgin_accept [2024-11-28 02:18:40,666 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_msgin_accept [2024-11-28 02:18:40,666 INFO L130 BoogieDeclarations]: Found specification of procedure initio_remove_one [2024-11-28 02:18:40,666 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_remove_one [2024-11-28 02:18:40,666 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2024-11-28 02:18:40,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2024-11-28 02:18:40,666 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-28 02:18:40,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-28 02:18:40,666 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_bufflen [2024-11-28 02:18:40,666 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_bufflen [2024-11-28 02:18:40,666 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2024-11-28 02:18:40,666 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2024-11-28 02:18:40,666 INFO L130 BoogieDeclarations]: Found specification of procedure int_initio_scsi_rst [2024-11-28 02:18:40,667 INFO L138 BoogieDeclarations]: Found implementation of procedure int_initio_scsi_rst [2024-11-28 02:18:40,667 INFO L130 BoogieDeclarations]: Found specification of procedure initio_abort_srb [2024-11-28 02:18:40,667 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_abort_srb [2024-11-28 02:18:40,667 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-28 02:18:40,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-28 02:18:40,668 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_scsi_host_template_3 [2024-11-28 02:18:40,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_scsi_host_template_3 [2024-11-28 02:18:40,668 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2024-11-28 02:18:40,668 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2024-11-28 02:18:40,670 INFO L130 BoogieDeclarations]: Found specification of procedure initio_next_state [2024-11-28 02:18:40,670 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_next_state [2024-11-28 02:18:40,670 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-28 02:18:40,671 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-28 02:18:40,671 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-28 02:18:40,671 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-11-28 02:18:40,671 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-11-28 02:18:40,671 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-11-28 02:18:40,671 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-11-28 02:18:40,671 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2024-11-28 02:18:40,671 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2024-11-28 02:18:40,671 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2024-11-28 02:18:40,671 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2024-11-28 02:18:40,671 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2024-11-28 02:18:40,671 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2024-11-28 02:18:40,671 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-28 02:18:40,671 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-28 02:18:40,671 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-28 02:18:40,671 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-11-28 02:18:40,671 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-11-28 02:18:40,672 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-11-28 02:18:40,672 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-11-28 02:18:40,672 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2024-11-28 02:18:40,672 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2024-11-28 02:18:40,672 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2024-11-28 02:18:40,672 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2024-11-28 02:18:40,672 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2024-11-28 02:18:40,672 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2024-11-28 02:18:40,672 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-28 02:18:40,672 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-28 02:18:40,672 INFO L130 BoogieDeclarations]: Found specification of procedure initio_unlink_pend_scb [2024-11-28 02:18:40,672 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_unlink_pend_scb [2024-11-28 02:18:40,672 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2024-11-28 02:18:40,672 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2024-11-28 02:18:40,672 INFO L130 BoogieDeclarations]: Found specification of procedure initio_append_busy_scb [2024-11-28 02:18:40,672 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_append_busy_scb [2024-11-28 02:18:40,672 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2024-11-28 02:18:40,676 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2024-11-28 02:18:40,677 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-28 02:18:40,677 INFO L130 BoogieDeclarations]: Found specification of procedure initio_msgout_reject [2024-11-28 02:18:40,677 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_msgout_reject [2024-11-28 02:18:40,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-28 02:18:40,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-28 02:18:40,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-28 02:18:40,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-28 02:18:40,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-28 02:18:40,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-28 02:18:40,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-28 02:18:40,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-28 02:18:40,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-28 02:18:40,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-28 02:18:40,678 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-28 02:18:40,678 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-28 02:18:40,678 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-28 02:18:40,678 INFO L130 BoogieDeclarations]: Found specification of procedure initio_se2_rd_all [2024-11-28 02:18:40,678 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_se2_rd_all [2024-11-28 02:18:40,678 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2024-11-28 02:18:40,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2024-11-28 02:18:40,678 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2024-11-28 02:18:40,678 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2024-11-28 02:18:40,678 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-28 02:18:40,678 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-28 02:18:40,678 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-28 02:18:40,678 INFO L130 BoogieDeclarations]: Found specification of procedure initio_release_scb [2024-11-28 02:18:40,678 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_release_scb [2024-11-28 02:18:40,678 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_scsi [2024-11-28 02:18:40,678 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_scsi [2024-11-28 02:18:40,678 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2024-11-28 02:18:40,678 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2024-11-28 02:18:40,679 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2024-11-28 02:18:40,679 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2024-11-28 02:18:40,679 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-28 02:18:40,679 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-28 02:18:40,679 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-28 02:18:40,679 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-28 02:18:40,679 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-28 02:18:40,679 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-28 02:18:40,679 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-11-28 02:18:40,679 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-11-28 02:18:40,679 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-11-28 02:18:40,679 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-11-28 02:18:40,679 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-11-28 02:18:40,679 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-11-28 02:18:40,679 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-11-28 02:18:40,679 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2024-11-28 02:18:40,679 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2024-11-28 02:18:40,683 INFO L130 BoogieDeclarations]: Found specification of procedure initio_msgout_abort_targ [2024-11-28 02:18:40,683 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_msgout_abort_targ [2024-11-28 02:18:40,683 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2024-11-28 02:18:40,683 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2024-11-28 02:18:40,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-28 02:18:40,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-28 02:18:40,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-28 02:18:40,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-28 02:18:40,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-28 02:18:40,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-28 02:18:40,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-28 02:18:40,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-28 02:18:40,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-28 02:18:40,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-28 02:18:40,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-28 02:18:40,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-28 02:18:40,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-28 02:18:40,684 INFO L130 BoogieDeclarations]: Found specification of procedure initio_se2_instr [2024-11-28 02:18:40,684 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_se2_instr [2024-11-28 02:18:40,684 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-28 02:18:40,684 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-28 02:18:40,684 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-28 02:18:40,684 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-28 02:18:40,684 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-28 02:18:40,684 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-28 02:18:40,684 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-28 02:18:40,684 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-28 02:18:40,684 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-28 02:18:40,684 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-28 02:18:40,684 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-28 02:18:40,684 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-28 02:18:40,684 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-28 02:18:40,685 INFO L130 BoogieDeclarations]: Found specification of procedure initio_find_first_pend_scb [2024-11-28 02:18:40,685 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_find_first_pend_scb [2024-11-28 02:18:40,685 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2024-11-28 02:18:40,685 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2024-11-28 02:18:40,685 INFO L130 BoogieDeclarations]: Found specification of procedure initio_unlink_busy_scb [2024-11-28 02:18:40,685 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_unlink_busy_scb [2024-11-28 02:18:40,688 INFO L130 BoogieDeclarations]: Found specification of procedure initio_wait_done_disc [2024-11-28 02:18:40,688 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_wait_done_disc [2024-11-28 02:18:40,688 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2024-11-28 02:18:40,688 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2024-11-28 02:18:40,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-28 02:18:40,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-28 02:18:40,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-28 02:18:40,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-28 02:18:40,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-28 02:18:40,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-28 02:18:40,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-28 02:18:40,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-28 02:18:40,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-28 02:18:40,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-28 02:18:40,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-28 02:18:40,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-28 02:18:40,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-28 02:18:40,689 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2024-11-28 02:18:40,690 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2024-11-28 02:18:40,690 INFO L130 BoogieDeclarations]: Found specification of procedure initio_stop_bm [2024-11-28 02:18:40,690 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_stop_bm [2024-11-28 02:18:40,690 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2024-11-28 02:18:40,690 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2024-11-28 02:18:40,690 INFO L130 BoogieDeclarations]: Found specification of procedure wait_tulip [2024-11-28 02:18:40,690 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_tulip [2024-11-28 02:18:40,690 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-28 02:18:40,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-28 02:18:40,690 INFO L130 BoogieDeclarations]: Found specification of procedure initio_pop_busy_scb [2024-11-28 02:18:40,691 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_pop_busy_scb [2024-11-28 02:18:40,691 INFO L130 BoogieDeclarations]: Found specification of procedure initio_bad_seq [2024-11-28 02:18:40,691 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_bad_seq [2024-11-28 02:18:40,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2024-11-28 02:18:40,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2024-11-28 02:18:40,692 INFO L130 BoogieDeclarations]: Found specification of procedure int_initio_resel [2024-11-28 02:18:40,692 INFO L138 BoogieDeclarations]: Found implementation of procedure int_initio_resel [2024-11-28 02:18:40,692 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-28 02:18:40,692 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2024-11-28 02:18:40,693 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2024-11-28 02:18:40,693 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 02:18:40,693 INFO L130 BoogieDeclarations]: Found specification of procedure initio_msgout_abort_tag [2024-11-28 02:18:40,693 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_msgout_abort_tag [2024-11-28 02:18:40,693 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-11-28 02:18:40,693 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-11-28 02:18:40,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-28 02:18:40,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-28 02:18:40,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-28 02:18:40,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-28 02:18:40,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-28 02:18:40,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-28 02:18:40,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-28 02:18:40,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-28 02:18:40,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-28 02:18:40,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-28 02:18:40,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-28 02:18:40,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-28 02:18:40,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-28 02:18:40,693 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2024-11-28 02:18:40,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2024-11-28 02:18:40,693 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_host_put [2024-11-28 02:18:40,694 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_host_put [2024-11-28 02:18:40,694 INFO L130 BoogieDeclarations]: Found specification of procedure initio_reset_scsi [2024-11-28 02:18:40,694 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_reset_scsi [2024-11-28 02:18:40,694 INFO L130 BoogieDeclarations]: Found specification of procedure initio_append_done_scb [2024-11-28 02:18:40,694 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_append_done_scb [2024-11-28 02:18:40,694 INFO L130 BoogieDeclarations]: Found specification of procedure initio_append_pend_scb [2024-11-28 02:18:40,694 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_append_pend_scb [2024-11-28 02:18:40,694 INFO L130 BoogieDeclarations]: Found specification of procedure initio_msgin [2024-11-28 02:18:40,694 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_msgin [2024-11-28 02:18:40,694 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2024-11-28 02:18:40,694 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2024-11-28 02:18:40,694 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_main [2024-11-28 02:18:40,694 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_main [2024-11-28 02:18:40,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-28 02:18:40,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-28 02:18:40,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-28 02:18:40,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-28 02:18:40,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-28 02:18:40,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-28 02:18:40,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-28 02:18:40,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-28 02:18:40,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-28 02:18:40,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-28 02:18:40,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-28 02:18:40,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-28 02:18:40,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-28 02:18:40,698 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2024-11-28 02:18:40,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2024-11-28 02:18:40,698 INFO L130 BoogieDeclarations]: Found specification of procedure int_initio_busfree [2024-11-28 02:18:40,698 INFO L138 BoogieDeclarations]: Found implementation of procedure int_initio_busfree [2024-11-28 02:18:40,698 INFO L130 BoogieDeclarations]: Found specification of procedure initio_sync_done [2024-11-28 02:18:40,698 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_sync_done [2024-11-28 02:18:40,698 INFO L130 BoogieDeclarations]: Found specification of procedure initio_wait_disc [2024-11-28 02:18:40,698 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_wait_disc [2024-11-28 02:18:40,698 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 02:18:40,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 02:18:40,698 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_relax [2024-11-28 02:18:40,698 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_relax [2024-11-28 02:18:41,789 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 02:18:41,793 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 02:18:41,815 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-28 02:19:00,931 INFO L? ?]: Removed 2149 outVars from TransFormulas that were not future-live. [2024-11-28 02:19:00,932 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 02:19:01,017 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 02:19:01,017 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-28 02:19:01,018 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:19:01 BoogieIcfgContainer [2024-11-28 02:19:01,018 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 02:19:01,024 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 02:19:01,025 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 02:19:01,121 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 02:19:01,123 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 02:18:35" (1/3) ... [2024-11-28 02:19:01,125 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23baa05c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:19:01, skipping insertion in model container [2024-11-28 02:19:01,125 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:18:38" (2/3) ... [2024-11-28 02:19:01,125 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23baa05c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:19:01, skipping insertion in model container [2024-11-28 02:19:01,126 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:19:01" (3/3) ... [2024-11-28 02:19:01,127 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--initio.ko-entry_point.cil.out.i [2024-11-28 02:19:01,150 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 02:19:01,154 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. [2024-11-28 02:19:01,346 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 02:19:01,366 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;@61f076b1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 02:19:01,366 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 02:19:01,384 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) [2024-11-28 02:19:01,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-28 02:19:01,427 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:19:01,428 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] [2024-11-28 02:19:01,429 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:19:01,436 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:19:01,436 INFO L85 PathProgramCache]: Analyzing trace with hash 1198207780, now seen corresponding path program 1 times [2024-11-28 02:19:01,447 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:19:01,448 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1218563520] [2024-11-28 02:19:01,448 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:19:01,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:19:08,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:19:09,570 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2024-11-28 02:19:09,572 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:19:09,572 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1218563520] [2024-11-28 02:19:09,574 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1218563520] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 02:19:09,574 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [795822061] [2024-11-28 02:19:09,574 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:19:09,575 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 02:19:09,575 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_824dad1b-2b39-453a-948b-1377e30e7125/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:19:09,579 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_824dad1b-2b39-453a-948b-1377e30e7125/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 02:19:09,581 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_824dad1b-2b39-453a-948b-1377e30e7125/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-28 02:19:16,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:19:16,513 INFO L256 TraceCheckSpWp]: Trace formula consists of 3269 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-28 02:19:16,523 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:19:16,553 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2024-11-28 02:19:16,554 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 02:19:16,554 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [795822061] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:19:16,554 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 02:19:16,555 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-28 02:19:16,557 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1446027712] [2024-11-28 02:19:16,557 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:19:16,562 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-28 02:19:16,563 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:19:16,583 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-28 02:19:16,584 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 02:19:16,590 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) [2024-11-28 02:19:16,915 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:19:16,920 INFO L93 Difference]: Finished difference Result 4519 states and 6844 transitions. [2024-11-28 02:19:16,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-28 02:19:16,922 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 [2024-11-28 02:19:16,923 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:19:16,984 INFO L225 Difference]: With dead ends: 4519 [2024-11-28 02:19:16,985 INFO L226 Difference]: Without dead ends: 2242 [2024-11-28 02:19:17,023 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 [2024-11-28 02:19:17,028 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 [2024-11-28 02:19:17,029 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] [2024-11-28 02:19:17,058 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2242 states. [2024-11-28 02:19:17,337 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2242 to 2242. [2024-11-28 02:19:17,345 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) [2024-11-28 02:19:17,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2242 states to 2242 states and 3316 transitions. [2024-11-28 02:19:17,394 INFO L78 Accepts]: Start accepts. Automaton has 2242 states and 3316 transitions. Word has length 132 [2024-11-28 02:19:17,395 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:19:17,396 INFO L471 AbstractCegarLoop]: Abstraction has 2242 states and 3316 transitions. [2024-11-28 02:19:17,396 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) [2024-11-28 02:19:17,397 INFO L276 IsEmpty]: Start isEmpty. Operand 2242 states and 3316 transitions. [2024-11-28 02:19:17,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-28 02:19:17,411 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:19:17,411 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] [2024-11-28 02:19:17,490 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_824dad1b-2b39-453a-948b-1377e30e7125/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-28 02:19:17,616 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_824dad1b-2b39-453a-948b-1377e30e7125/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-28 02:19:17,616 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:19:17,617 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:19:17,617 INFO L85 PathProgramCache]: Analyzing trace with hash -182190932, now seen corresponding path program 1 times [2024-11-28 02:19:17,617 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:19:17,618 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [235577942] [2024-11-28 02:19:17,618 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:19:17,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:19:22,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:19:22,924 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2024-11-28 02:19:22,926 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:19:22,926 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [235577942] [2024-11-28 02:19:22,926 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [235577942] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:19:22,926 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:19:22,927 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 02:19:22,927 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [938789614] [2024-11-28 02:19:22,927 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:19:22,928 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:19:22,928 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:19:22,929 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:19:22,931 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:19:22,931 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) [2024-11-28 02:19:23,499 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:19:23,500 INFO L93 Difference]: Finished difference Result 6355 states and 9406 transitions. [2024-11-28 02:19:23,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:19:23,500 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 [2024-11-28 02:19:23,501 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:19:23,548 INFO L225 Difference]: With dead ends: 6355 [2024-11-28 02:19:23,549 INFO L226 Difference]: Without dead ends: 4133 [2024-11-28 02:19:23,569 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 [2024-11-28 02:19:23,571 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 [2024-11-28 02:19:23,571 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] [2024-11-28 02:19:23,585 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4133 states. [2024-11-28 02:19:23,920 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4133 to 4132. [2024-11-28 02:19:23,930 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) [2024-11-28 02:19:23,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4132 states to 4132 states and 6114 transitions. [2024-11-28 02:19:23,999 INFO L78 Accepts]: Start accepts. Automaton has 4132 states and 6114 transitions. Word has length 132 [2024-11-28 02:19:24,003 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:19:24,003 INFO L471 AbstractCegarLoop]: Abstraction has 4132 states and 6114 transitions. [2024-11-28 02:19:24,003 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) [2024-11-28 02:19:24,004 INFO L276 IsEmpty]: Start isEmpty. Operand 4132 states and 6114 transitions. [2024-11-28 02:19:24,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2024-11-28 02:19:24,031 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:19:24,031 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] [2024-11-28 02:19:24,032 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-28 02:19:24,032 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:19:24,032 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:19:24,032 INFO L85 PathProgramCache]: Analyzing trace with hash -350321576, now seen corresponding path program 1 times [2024-11-28 02:19:24,032 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:19:24,032 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [555834226] [2024-11-28 02:19:24,036 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:19:24,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:19:28,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:19:29,580 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2024-11-28 02:19:29,583 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:19:29,584 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [555834226] [2024-11-28 02:19:29,584 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [555834226] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:19:29,584 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:19:29,584 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 02:19:29,584 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1953311478] [2024-11-28 02:19:29,584 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:19:29,585 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:19:29,585 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:19:29,586 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:19:29,586 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:19:29,586 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) [2024-11-28 02:19:29,837 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:19:29,837 INFO L93 Difference]: Finished difference Result 4136 states and 6118 transitions. [2024-11-28 02:19:29,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:19:29,838 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 [2024-11-28 02:19:29,840 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:19:29,889 INFO L225 Difference]: With dead ends: 4136 [2024-11-28 02:19:29,889 INFO L226 Difference]: Without dead ends: 4133 [2024-11-28 02:19:29,894 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 [2024-11-28 02:19:29,896 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 [2024-11-28 02:19:29,897 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] [2024-11-28 02:19:29,908 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4133 states. [2024-11-28 02:19:30,175 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4133 to 4133. [2024-11-28 02:19:30,184 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) [2024-11-28 02:19:30,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4133 states to 4133 states and 6115 transitions. [2024-11-28 02:19:30,230 INFO L78 Accepts]: Start accepts. Automaton has 4133 states and 6115 transitions. Word has length 161 [2024-11-28 02:19:30,231 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:19:30,231 INFO L471 AbstractCegarLoop]: Abstraction has 4133 states and 6115 transitions. [2024-11-28 02:19:30,232 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) [2024-11-28 02:19:30,232 INFO L276 IsEmpty]: Start isEmpty. Operand 4133 states and 6115 transitions. [2024-11-28 02:19:30,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2024-11-28 02:19:30,244 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:19:30,245 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] [2024-11-28 02:19:30,246 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-28 02:19:30,246 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:19:30,247 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:19:30,247 INFO L85 PathProgramCache]: Analyzing trace with hash -2134531395, now seen corresponding path program 1 times [2024-11-28 02:19:30,247 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:19:30,247 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [825475377] [2024-11-28 02:19:30,247 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:19:30,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:19:34,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:19:34,997 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2024-11-28 02:19:34,998 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:19:34,998 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [825475377] [2024-11-28 02:19:34,998 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [825475377] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:19:34,998 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:19:34,998 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 02:19:34,998 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1870829724] [2024-11-28 02:19:34,998 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:19:34,999 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 02:19:34,999 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:19:35,000 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 02:19:35,000 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 02:19:35,000 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) [2024-11-28 02:19:35,525 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:19:35,525 INFO L93 Difference]: Finished difference Result 11420 states and 16970 transitions. [2024-11-28 02:19:35,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 02:19:35,526 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 [2024-11-28 02:19:35,527 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:19:35,536 INFO L225 Difference]: With dead ends: 11420 [2024-11-28 02:19:35,536 INFO L226 Difference]: Without dead ends: 0 [2024-11-28 02:19:35,607 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 [2024-11-28 02:19:35,607 INFO L435 NwaCegarLoop]: 5598 mSDtfsCounter, 3121 mSDsluCounter, 8097 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s 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 [2024-11-28 02:19:35,608 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] [2024-11-28 02:19:35,608 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-11-28 02:19:35,608 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-11-28 02:19:35,608 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) [2024-11-28 02:19:35,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-11-28 02:19:35,616 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 163 [2024-11-28 02:19:35,616 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:19:35,616 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-28 02:19:35,617 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) [2024-11-28 02:19:35,617 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-11-28 02:19:35,617 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-28 02:19:35,621 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-28 02:19:35,622 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-28 02:19:35,625 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2024-11-28 02:19:35,628 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2024-11-28 02:20:08,190 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-28 02:20:08,223 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 02:20:08 BoogieIcfgContainer [2024-11-28 02:20:08,223 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-28 02:20:08,226 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-28 02:20:08,226 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-28 02:20:08,226 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-28 02:20:08,227 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:19:01" (3/4) ... [2024-11-28 02:20:08,230 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-11-28 02:20:08,237 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure get_dma_ops [2024-11-28 02:20:08,237 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure initio_msgout_abort_targ [2024-11-28 02:20:08,237 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __raw_spin_lock_init [2024-11-28 02:20:08,237 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure initio_msgout_abort_tag [2024-11-28 02:20:08,237 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure dma_unmap_single_attrs [2024-11-28 02:20:08,237 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __const_udelay [2024-11-28 02:20:08,237 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure initio_msgout_reject [2024-11-28 02:20:08,238 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_irq_1 [2024-11-28 02:20:08,238 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2024-11-28 02:20:08,238 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure initio_se2_instr [2024-11-28 02:20:08,238 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure initio_status_msg [2024-11-28 02:20:08,238 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.meminit [2024-11-28 02:20:08,238 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure scsi_host_put [2024-11-28 02:20:08,238 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure initio_select_atn_stop [2024-11-28 02:20:08,238 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure initio_msgin_accept [2024-11-28 02:20:08,238 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure initio_find_first_pend_scb [2024-11-28 02:20:08,238 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __phys_addr [2024-11-28 02:20:08,238 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure initio_se2_rd_all [2024-11-28 02:20:08,239 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure initio_remove_one [2024-11-28 02:20:08,239 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_spin_unlock [2024-11-28 02:20:08,239 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_spin_lock [2024-11-28 02:20:08,239 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock_irqrestore [2024-11-28 02:20:08,239 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2024-11-28 02:20:08,239 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure initio_reset_scsi [2024-11-28 02:20:08,239 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure initio_unlink_busy_scb [2024-11-28 02:20:08,239 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure initio_wait_done_disc [2024-11-28 02:20:08,239 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure scsi_bufflen [2024-11-28 02:20:08,239 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure initio_append_done_scb [2024-11-28 02:20:08,239 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __release_region [2024-11-28 02:20:08,239 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure free_irq [2024-11-28 02:20:08,239 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printk [2024-11-28 02:20:08,239 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure initio_append_pend_scb [2024-11-28 02:20:08,239 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure int_initio_scsi_rst [2024-11-28 02:20:08,239 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure initio_abort_srb [2024-11-28 02:20:08,239 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#5 [2024-11-28 02:20:08,239 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#4 [2024-11-28 02:20:08,239 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_disable_device [2024-11-28 02:20:08,239 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#7 [2024-11-28 02:20:08,239 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure initio_release_scb [2024-11-28 02:20:08,239 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2024-11-28 02:20:08,240 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#6 [2024-11-28 02:20:08,240 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure initio_stop_bm [2024-11-28 02:20:08,240 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#1 [2024-11-28 02:20:08,240 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#0 [2024-11-28 02:20:08,240 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure disable_suitable_irq_1 [2024-11-28 02:20:08,240 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_initialize_scsi_host_template_3 [2024-11-28 02:20:08,240 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#3 [2024-11-28 02:20:08,240 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#2 [2024-11-28 02:20:08,240 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#10 [2024-11-28 02:20:08,240 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure tulip_scsi [2024-11-28 02:20:08,240 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure initio_msgin [2024-11-28 02:20:08,240 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#9 [2024-11-28 02:20:08,240 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure inb [2024-11-28 02:20:08,240 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#8 [2024-11-28 02:20:08,240 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure wait_tulip [2024-11-28 02:20:08,240 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_dma_direction [2024-11-28 02:20:08,240 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv__builtin_expect [2024-11-28 02:20:08,240 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure outb [2024-11-28 02:20:08,240 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure initio_next_state [2024-11-28 02:20:08,240 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure tulip_main [2024-11-28 02:20:08,240 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure initio_pop_busy_scb [2024-11-28 02:20:08,240 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#12 [2024-11-28 02:20:08,240 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#11 [2024-11-28 02:20:08,240 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure initio_bad_seq [2024-11-28 02:20:08,241 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2024-11-28 02:20:08,241 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure outl [2024-11-28 02:20:08,241 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_init_zalloc [2024-11-28 02:20:08,241 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2024-11-28 02:20:08,241 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure int_initio_busfree [2024-11-28 02:20:08,241 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure int_initio_resel [2024-11-28 02:20:08,241 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure initio_sync_done [2024-11-28 02:20:08,241 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure initio_wait_disc [2024-11-28 02:20:08,241 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure initio_unlink_pend_scb [2024-11-28 02:20:08,241 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spinlock_check [2024-11-28 02:20:08,241 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure initio_append_busy_scb [2024-11-28 02:20:08,241 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure dma_map_single_attrs [2024-11-28 02:20:08,241 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure cpu_relax [2024-11-28 02:20:08,345 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 406 nodes and edges [2024-11-28 02:20:08,354 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 145 nodes and edges [2024-11-28 02:20:08,367 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 28 nodes and edges [2024-11-28 02:20:08,379 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2024-11-28 02:20:08,387 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-28 02:20:08,392 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-28 02:20:08,459 WARN L216 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\old(ldv_spin) != 0) || (ldv_spin == 0)) [2024-11-28 02:20:08,459 WARN L216 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\old(ldv_spin) != 0) || (ldv_spin == 0)) [2024-11-28 02:20:08,461 WARN L216 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\old(ldv_spin) != 0) || (ldv_spin == 0)) [2024-11-28 02:20:08,461 WARN L216 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\old(ldv_spin) != 0) || (ldv_spin == 0)) [2024-11-28 02:20:08,463 WARN L216 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\old(ldv_spin) != 0) || (ldv_spin == 0)) [2024-11-28 02:20:08,464 WARN L216 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\old(ldv_spin) != 0) || (ldv_spin == 0)) [2024-11-28 02:20:08,466 WARN L216 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\old(ldv_spin) != 0) || (ldv_spin == 0)) [2024-11-28 02:20:08,468 WARN L216 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\old(ldv_spin) != 0) || (ldv_spin == 0)) [2024-11-28 02:20:08,899 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\old(ldv_spin) != 0) || (ldv_spin == 0)) [2024-11-28 02:20:08,899 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\old(ldv_spin) != 0) || (ldv_spin == 0)) [2024-11-28 02:20:08,899 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\old(ldv_spin) != 0) || (ldv_spin == 0)) [2024-11-28 02:20:08,913 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\old(ldv_spin) != 0) || (ldv_spin == 0)) [2024-11-28 02:20:08,913 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\old(ldv_spin) != 0) || (ldv_spin == 0)) [2024-11-28 02:20:08,913 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\old(ldv_spin) != 0) || (ldv_spin == 0)) [2024-11-28 02:20:08,913 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\old(ldv_spin) != 0) || (ldv_spin == 0)) [2024-11-28 02:20:08,914 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\old(ldv_spin) != 0) || (ldv_spin == 0)) [2024-11-28 02:20:08,986 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_824dad1b-2b39-453a-948b-1377e30e7125/bin/uautomizer-verify-aQ6SnzHsRB/witness.graphml [2024-11-28 02:20:08,987 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_824dad1b-2b39-453a-948b-1377e30e7125/bin/uautomizer-verify-aQ6SnzHsRB/witness.yml [2024-11-28 02:20:08,987 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-28 02:20:08,988 INFO L158 Benchmark]: Toolchain (without parser) took 92998.32ms. Allocated memory was 117.4MB in the beginning and 2.3GB in the end (delta: 2.2GB). Free memory was 82.3MB in the beginning and 2.0GB in the end (delta: -1.9GB). Peak memory consumption was 302.2MB. Max. memory is 16.1GB. [2024-11-28 02:20:08,988 INFO L158 Benchmark]: CDTParser took 0.46ms. Allocated memory is still 117.4MB. Free memory is still 74.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 02:20:08,989 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2740.98ms. Allocated memory was 117.4MB in the beginning and 184.5MB in the end (delta: 67.1MB). Free memory was 82.1MB in the beginning and 75.3MB in the end (delta: 6.8MB). Peak memory consumption was 87.5MB. Max. memory is 16.1GB. [2024-11-28 02:20:08,989 INFO L158 Benchmark]: Boogie Procedure Inliner took 534.05ms. Allocated memory is still 184.5MB. Free memory was 75.3MB in the beginning and 91.6MB in the end (delta: -16.2MB). Peak memory consumption was 52.6MB. Max. memory is 16.1GB. [2024-11-28 02:20:08,989 INFO L158 Benchmark]: Boogie Preprocessor took 1237.27ms. Allocated memory is still 184.5MB. Free memory was 91.6MB in the beginning and 46.1MB in the end (delta: 45.4MB). Peak memory consumption was 77.6MB. Max. memory is 16.1GB. [2024-11-28 02:20:08,990 INFO L158 Benchmark]: RCFGBuilder took 20511.99ms. Allocated memory was 184.5MB in the beginning and 394.3MB in the end (delta: 209.7MB). Free memory was 46.1MB in the beginning and 70.3MB in the end (delta: -24.1MB). Peak memory consumption was 213.0MB. Max. memory is 16.1GB. [2024-11-28 02:20:08,990 INFO L158 Benchmark]: TraceAbstraction took 67198.67ms. Allocated memory was 394.3MB in the beginning and 2.3GB in the end (delta: 1.9GB). Free memory was 70.3MB in the beginning and 2.0GB in the end (delta: -2.0GB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. [2024-11-28 02:20:08,991 INFO L158 Benchmark]: Witness Printer took 761.25ms. Allocated memory is still 2.3GB. Free memory was 2.0GB in the beginning and 2.0GB in the end (delta: 83.6MB). Peak memory consumption was 83.9MB. Max. memory is 16.1GB. [2024-11-28 02:20:08,992 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46ms. Allocated memory is still 117.4MB. Free memory is still 74.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2740.98ms. Allocated memory was 117.4MB in the beginning and 184.5MB in the end (delta: 67.1MB). Free memory was 82.1MB in the beginning and 75.3MB in the end (delta: 6.8MB). Peak memory consumption was 87.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 534.05ms. Allocated memory is still 184.5MB. Free memory was 75.3MB in the beginning and 91.6MB in the end (delta: -16.2MB). Peak memory consumption was 52.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 1237.27ms. Allocated memory is still 184.5MB. Free memory was 91.6MB in the beginning and 46.1MB in the end (delta: 45.4MB). Peak memory consumption was 77.6MB. Max. memory is 16.1GB. * RCFGBuilder took 20511.99ms. Allocated memory was 184.5MB in the beginning and 394.3MB in the end (delta: 209.7MB). Free memory was 46.1MB in the beginning and 70.3MB in the end (delta: -24.1MB). Peak memory consumption was 213.0MB. Max. memory is 16.1GB. * TraceAbstraction took 67198.67ms. Allocated memory was 394.3MB in the beginning and 2.3GB in the end (delta: 1.9GB). Free memory was 70.3MB in the beginning and 2.0GB in the end (delta: -2.0GB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. * Witness Printer took 761.25ms. Allocated memory is still 2.3GB. Free memory was 2.0GB in the beginning and 2.0GB in the end (delta: 83.6MB). 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: 34.4s, 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: 1.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 1 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.5s SsaConstructionTime, 1.9s SatisfiabilityAnalysisTime, 2.8s 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! [2024-11-28 02:20:09,083 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_824dad1b-2b39-453a-948b-1377e30e7125/bin/uautomizer-verify-aQ6SnzHsRB/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