./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-32_7a-drivers--scsi--initio.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be19fd7e-7226-4444-bdd7-5d1ec3d1014f/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be19fd7e-7226-4444-bdd7-5d1ec3d1014f/bin/uautomizer-verify-jihMAELWvX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be19fd7e-7226-4444-bdd7-5d1ec3d1014f/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be19fd7e-7226-4444-bdd7-5d1ec3d1014f/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--initio.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be19fd7e-7226-4444-bdd7-5d1ec3d1014f/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be19fd7e-7226-4444-bdd7-5d1ec3d1014f/bin/uautomizer-verify-jihMAELWvX --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 9a12ad8c8f82d9497d9fb295ce6f252aae97c90123ce998a3f7bb078893d44d4 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 17:06:39,905 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 17:06:40,009 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be19fd7e-7226-4444-bdd7-5d1ec3d1014f/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-08 17:06:40,018 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 17:06:40,018 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 17:06:40,057 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 17:06:40,057 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 17:06:40,061 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 17:06:40,061 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 17:06:40,062 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 17:06:40,062 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 17:06:40,063 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 17:06:40,063 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 17:06:40,066 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 17:06:40,066 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 17:06:40,067 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 17:06:40,070 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 17:06:40,070 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 17:06:40,071 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 17:06:40,071 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 17:06:40,071 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 17:06:40,075 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 17:06:40,075 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 17:06:40,076 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 17:06:40,076 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 17:06:40,076 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 17:06:40,077 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 17:06:40,077 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 17:06:40,077 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 17:06:40,078 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 17:06:40,078 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 17:06:40,078 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 17:06:40,078 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 17:06:40,079 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-08 17:06:40,079 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 17:06:40,081 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 17:06:40,081 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 17:06:40,081 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 17:06:40,082 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 17:06:40,082 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be19fd7e-7226-4444-bdd7-5d1ec3d1014f/bin/uautomizer-verify-jihMAELWvX/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be19fd7e-7226-4444-bdd7-5d1ec3d1014f/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9a12ad8c8f82d9497d9fb295ce6f252aae97c90123ce998a3f7bb078893d44d4 [2024-11-08 17:06:40,424 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 17:06:40,458 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 17:06:40,461 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 17:06:40,463 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 17:06:40,464 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 17:06:40,465 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be19fd7e-7226-4444-bdd7-5d1ec3d1014f/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--initio.ko-entry_point.cil.out.i Unable to find full path for "g++" [2024-11-08 17:06:42,805 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 17:06:43,402 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 17:06:43,403 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be19fd7e-7226-4444-bdd7-5d1ec3d1014f/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--initio.ko-entry_point.cil.out.i [2024-11-08 17:06:43,444 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be19fd7e-7226-4444-bdd7-5d1ec3d1014f/bin/uautomizer-verify-jihMAELWvX/data/5ef1474f8/c091d3d05e754f94848cbdd7fedbb9ed/FLAG599549c7b [2024-11-08 17:06:43,464 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be19fd7e-7226-4444-bdd7-5d1ec3d1014f/bin/uautomizer-verify-jihMAELWvX/data/5ef1474f8/c091d3d05e754f94848cbdd7fedbb9ed [2024-11-08 17:06:43,467 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 17:06:43,469 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 17:06:43,471 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 17:06:43,471 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 17:06:43,478 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 17:06:43,478 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 05:06:43" (1/1) ... [2024-11-08 17:06:43,479 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61ff4889 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:06:43, skipping insertion in model container [2024-11-08 17:06:43,480 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 05:06:43" (1/1) ... [2024-11-08 17:06:43,611 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 17:06:45,901 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_be19fd7e-7226-4444-bdd7-5d1ec3d1014f/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--initio.ko-entry_point.cil.out.i[240484,240497] [2024-11-08 17:06:46,150 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 17:06:46,206 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 17:06:46,354 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("rep; nop": : : "memory"); [4519] [2024-11-08 17:06:46,368 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [4683] [2024-11-08 17:06:46,369 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [4691] [2024-11-08 17:06:46,369 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outl %0, %w1": : "a" (value), "Nd" (port)); [4698] [2024-11-08 17:06:46,370 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inl %w1, %0": "=a" (value): "Nd" (port)); [4706] [2024-11-08 17:06:46,388 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)); [4841-4842] [2024-11-08 17:06:46,394 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)); [4870-4871] [2024-11-08 17:06:46,759 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 *)"/work/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--32_7a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/6308/dscv_tempdir/dscv/ri/32_7a/drivers/scsi/initio.c"), "i" (2604), "i" (12UL)); [7752-7753] [2024-11-08 17:06:46,816 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_be19fd7e-7226-4444-bdd7-5d1ec3d1014f/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--initio.ko-entry_point.cil.out.i[240484,240497] [2024-11-08 17:06:46,839 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 17:06:46,940 INFO L204 MainTranslator]: Completed translation [2024-11-08 17:06:46,941 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:06:46 WrapperNode [2024-11-08 17:06:46,942 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 17:06:46,943 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 17:06:46,945 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 17:06:46,945 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 17:06:46,953 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:06:46" (1/1) ... [2024-11-08 17:06:47,061 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:06:46" (1/1) ... [2024-11-08 17:06:47,343 INFO L138 Inliner]: procedures = 249, calls = 2100, calls flagged for inlining = 112, calls inlined = 108, statements flattened = 5485 [2024-11-08 17:06:47,344 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 17:06:47,346 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 17:06:47,346 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 17:06:47,346 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 17:06:47,360 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:06:46" (1/1) ... [2024-11-08 17:06:47,360 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:06:46" (1/1) ... [2024-11-08 17:06:47,409 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:06:46" (1/1) ... [2024-11-08 17:06:48,248 INFO L175 MemorySlicer]: Split 1353 memory accesses to 13 slices as follows [2, 71, 4, 2, 5, 5, 7, 1073, 69, 12, 58, 43, 2]. 79 percent of accesses are in the largest equivalence class. The 96 initializations are split as follows [2, 62, 0, 0, 5, 5, 7, 7, 0, 8, 0, 0, 0]. The 524 writes are split as follows [0, 1, 1, 0, 0, 0, 0, 354, 66, 0, 58, 43, 1]. [2024-11-08 17:06:48,249 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:06:46" (1/1) ... [2024-11-08 17:06:48,249 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:06:46" (1/1) ... [2024-11-08 17:06:48,427 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:06:46" (1/1) ... [2024-11-08 17:06:48,476 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:06:46" (1/1) ... [2024-11-08 17:06:48,508 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:06:46" (1/1) ... [2024-11-08 17:06:48,535 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:06:46" (1/1) ... [2024-11-08 17:06:48,586 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 17:06:48,587 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 17:06:48,587 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 17:06:48,588 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 17:06:48,589 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:06:46" (1/1) ... [2024-11-08 17:06:48,596 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 17:06:48,612 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be19fd7e-7226-4444-bdd7-5d1ec3d1014f/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:06:48,638 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be19fd7e-7226-4444-bdd7-5d1ec3d1014f/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 17:06:48,642 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be19fd7e-7226-4444-bdd7-5d1ec3d1014f/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 17:06:48,679 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-08 17:06:48,679 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-08 17:06:48,679 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-08 17:06:48,679 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-08 17:06:48,680 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-08 17:06:48,680 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-08 17:06:48,680 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-08 17:06:48,680 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-08 17:06:48,680 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-11-08 17:06:48,681 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-11-08 17:06:48,681 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-11-08 17:06:48,681 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-11-08 17:06:48,681 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-11-08 17:06:48,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-08 17:06:48,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-08 17:06:48,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-08 17:06:48,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-08 17:06:48,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-08 17:06:48,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-08 17:06:48,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-08 17:06:48,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-08 17:06:48,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-08 17:06:48,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-08 17:06:48,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-08 17:06:48,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-08 17:06:48,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-08 17:06:48,685 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-08 17:06:48,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-08 17:06:48,686 INFO L130 BoogieDeclarations]: Found specification of procedure initio_status_msg [2024-11-08 17:06:48,686 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_status_msg [2024-11-08 17:06:48,686 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-08 17:06:48,686 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-08 17:06:48,686 INFO L130 BoogieDeclarations]: Found specification of procedure initio_select_atn_stop [2024-11-08 17:06:48,686 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_select_atn_stop [2024-11-08 17:06:48,686 INFO L130 BoogieDeclarations]: Found specification of procedure initio_msgin_accept [2024-11-08 17:06:48,686 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_msgin_accept [2024-11-08 17:06:48,687 INFO L130 BoogieDeclarations]: Found specification of procedure initio_remove_one [2024-11-08 17:06:48,687 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_remove_one [2024-11-08 17:06:48,688 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-08 17:06:48,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-08 17:06:48,688 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_bufflen [2024-11-08 17:06:48,688 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_bufflen [2024-11-08 17:06:48,688 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2024-11-08 17:06:48,689 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2024-11-08 17:06:48,689 INFO L130 BoogieDeclarations]: Found specification of procedure int_initio_scsi_rst [2024-11-08 17:06:48,689 INFO L138 BoogieDeclarations]: Found implementation of procedure int_initio_scsi_rst [2024-11-08 17:06:48,689 INFO L130 BoogieDeclarations]: Found specification of procedure initio_abort_srb [2024-11-08 17:06:48,689 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_abort_srb [2024-11-08 17:06:48,690 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-08 17:06:48,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-08 17:06:48,690 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_scsi_host_template_3 [2024-11-08 17:06:48,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_scsi_host_template_3 [2024-11-08 17:06:48,691 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2024-11-08 17:06:48,691 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2024-11-08 17:06:48,691 INFO L130 BoogieDeclarations]: Found specification of procedure initio_next_state [2024-11-08 17:06:48,692 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_next_state [2024-11-08 17:06:48,692 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-08 17:06:48,693 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-08 17:06:48,693 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-08 17:06:48,734 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-11-08 17:06:48,734 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-11-08 17:06:48,734 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-11-08 17:06:48,734 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-11-08 17:06:48,734 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2024-11-08 17:06:48,734 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2024-11-08 17:06:48,734 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2024-11-08 17:06:48,735 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2024-11-08 17:06:48,735 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2024-11-08 17:06:48,735 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2024-11-08 17:06:48,735 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-08 17:06:48,735 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-08 17:06:48,735 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-08 17:06:48,735 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-11-08 17:06:48,735 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-11-08 17:06:48,735 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-11-08 17:06:48,736 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-11-08 17:06:48,736 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2024-11-08 17:06:48,736 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2024-11-08 17:06:48,736 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2024-11-08 17:06:48,736 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2024-11-08 17:06:48,736 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2024-11-08 17:06:48,736 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2024-11-08 17:06:48,736 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 17:06:48,736 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 17:06:48,737 INFO L130 BoogieDeclarations]: Found specification of procedure initio_unlink_pend_scb [2024-11-08 17:06:48,739 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_unlink_pend_scb [2024-11-08 17:06:48,739 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2024-11-08 17:06:48,739 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2024-11-08 17:06:48,740 INFO L130 BoogieDeclarations]: Found specification of procedure initio_append_busy_scb [2024-11-08 17:06:48,740 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_append_busy_scb [2024-11-08 17:06:48,741 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2024-11-08 17:06:48,741 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2024-11-08 17:06:48,741 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 17:06:48,741 INFO L130 BoogieDeclarations]: Found specification of procedure initio_msgout_reject [2024-11-08 17:06:48,741 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_msgout_reject [2024-11-08 17:06:48,741 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-08 17:06:48,742 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-08 17:06:48,742 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-08 17:06:48,742 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-08 17:06:48,742 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-08 17:06:48,743 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-08 17:06:48,743 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-08 17:06:48,743 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-08 17:06:48,743 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-08 17:06:48,744 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-08 17:06:48,744 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-08 17:06:48,744 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-08 17:06:48,744 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-08 17:06:48,745 INFO L130 BoogieDeclarations]: Found specification of procedure initio_se2_rd_all [2024-11-08 17:06:48,745 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_se2_rd_all [2024-11-08 17:06:48,746 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2024-11-08 17:06:48,746 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2024-11-08 17:06:48,746 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 17:06:48,746 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-08 17:06:48,746 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-08 17:06:48,747 INFO L130 BoogieDeclarations]: Found specification of procedure initio_release_scb [2024-11-08 17:06:48,747 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_release_scb [2024-11-08 17:06:48,747 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_scsi [2024-11-08 17:06:48,747 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_scsi [2024-11-08 17:06:48,747 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2024-11-08 17:06:48,747 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2024-11-08 17:06:48,747 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2024-11-08 17:06:48,748 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2024-11-08 17:06:48,748 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2024-11-08 17:06:48,748 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2024-11-08 17:06:48,748 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-08 17:06:48,748 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-08 17:06:48,748 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-08 17:06:48,748 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-08 17:06:48,748 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-08 17:06:48,749 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-08 17:06:48,750 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-11-08 17:06:48,750 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-11-08 17:06:48,750 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-11-08 17:06:48,750 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-11-08 17:06:48,750 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-11-08 17:06:48,751 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-11-08 17:06:48,751 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-11-08 17:06:48,751 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2024-11-08 17:06:48,751 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2024-11-08 17:06:48,751 INFO L130 BoogieDeclarations]: Found specification of procedure initio_msgout_abort_targ [2024-11-08 17:06:48,752 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_msgout_abort_targ [2024-11-08 17:06:48,752 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2024-11-08 17:06:48,752 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2024-11-08 17:06:48,753 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-08 17:06:48,753 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-08 17:06:48,753 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-08 17:06:48,753 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-08 17:06:48,753 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-08 17:06:48,753 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-08 17:06:48,753 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-08 17:06:48,753 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-08 17:06:48,754 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-08 17:06:48,754 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-08 17:06:48,754 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-08 17:06:48,754 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-08 17:06:48,754 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-08 17:06:48,754 INFO L130 BoogieDeclarations]: Found specification of procedure initio_se2_instr [2024-11-08 17:06:48,754 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_se2_instr [2024-11-08 17:06:48,754 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-08 17:06:48,754 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-08 17:06:48,754 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-08 17:06:48,755 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-08 17:06:48,755 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-08 17:06:48,757 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-08 17:06:48,757 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-08 17:06:48,757 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-08 17:06:48,758 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-08 17:06:48,758 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-08 17:06:48,758 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-08 17:06:48,759 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-08 17:06:48,759 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-08 17:06:48,759 INFO L130 BoogieDeclarations]: Found specification of procedure initio_find_first_pend_scb [2024-11-08 17:06:48,759 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_find_first_pend_scb [2024-11-08 17:06:48,759 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2024-11-08 17:06:48,759 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2024-11-08 17:06:48,760 INFO L130 BoogieDeclarations]: Found specification of procedure initio_unlink_busy_scb [2024-11-08 17:06:48,760 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_unlink_busy_scb [2024-11-08 17:06:48,760 INFO L130 BoogieDeclarations]: Found specification of procedure initio_wait_done_disc [2024-11-08 17:06:48,760 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_wait_done_disc [2024-11-08 17:06:48,760 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2024-11-08 17:06:48,760 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2024-11-08 17:06:48,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-08 17:06:48,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-08 17:06:48,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-08 17:06:48,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-08 17:06:48,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-08 17:06:48,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-08 17:06:48,762 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-08 17:06:48,762 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-08 17:06:48,762 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-08 17:06:48,762 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-08 17:06:48,762 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-08 17:06:48,762 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-08 17:06:48,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-08 17:06:48,763 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2024-11-08 17:06:48,763 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2024-11-08 17:06:48,763 INFO L130 BoogieDeclarations]: Found specification of procedure initio_stop_bm [2024-11-08 17:06:48,763 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_stop_bm [2024-11-08 17:06:48,763 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2024-11-08 17:06:48,764 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2024-11-08 17:06:48,764 INFO L130 BoogieDeclarations]: Found specification of procedure wait_tulip [2024-11-08 17:06:48,764 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_tulip [2024-11-08 17:06:48,764 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-08 17:06:48,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-08 17:06:48,764 INFO L130 BoogieDeclarations]: Found specification of procedure initio_pop_busy_scb [2024-11-08 17:06:48,765 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_pop_busy_scb [2024-11-08 17:06:48,765 INFO L130 BoogieDeclarations]: Found specification of procedure initio_bad_seq [2024-11-08 17:06:48,765 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_bad_seq [2024-11-08 17:06:48,765 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2024-11-08 17:06:48,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2024-11-08 17:06:48,765 INFO L130 BoogieDeclarations]: Found specification of procedure int_initio_resel [2024-11-08 17:06:48,766 INFO L138 BoogieDeclarations]: Found implementation of procedure int_initio_resel [2024-11-08 17:06:48,766 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-08 17:06:48,766 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2024-11-08 17:06:48,766 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2024-11-08 17:06:48,766 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 17:06:48,767 INFO L130 BoogieDeclarations]: Found specification of procedure initio_msgout_abort_tag [2024-11-08 17:06:48,767 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_msgout_abort_tag [2024-11-08 17:06:48,767 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-11-08 17:06:48,767 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-11-08 17:06:48,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-08 17:06:48,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-08 17:06:48,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-08 17:06:48,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-08 17:06:48,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-08 17:06:48,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-08 17:06:48,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-08 17:06:48,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-08 17:06:48,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-08 17:06:48,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-08 17:06:48,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-08 17:06:48,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-08 17:06:48,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-08 17:06:48,768 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2024-11-08 17:06:48,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2024-11-08 17:06:48,768 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_host_put [2024-11-08 17:06:48,768 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_host_put [2024-11-08 17:06:48,769 INFO L130 BoogieDeclarations]: Found specification of procedure initio_reset_scsi [2024-11-08 17:06:48,769 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_reset_scsi [2024-11-08 17:06:48,769 INFO L130 BoogieDeclarations]: Found specification of procedure initio_append_done_scb [2024-11-08 17:06:48,769 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_append_done_scb [2024-11-08 17:06:48,769 INFO L130 BoogieDeclarations]: Found specification of procedure initio_append_pend_scb [2024-11-08 17:06:48,769 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_append_pend_scb [2024-11-08 17:06:48,769 INFO L130 BoogieDeclarations]: Found specification of procedure initio_msgin [2024-11-08 17:06:48,769 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_msgin [2024-11-08 17:06:48,769 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2024-11-08 17:06:48,769 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2024-11-08 17:06:48,770 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_main [2024-11-08 17:06:48,772 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_main [2024-11-08 17:06:48,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-08 17:06:48,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-08 17:06:48,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-08 17:06:48,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-08 17:06:48,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-08 17:06:48,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-08 17:06:48,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-08 17:06:48,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-08 17:06:48,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-08 17:06:48,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-08 17:06:48,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-08 17:06:48,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-08 17:06:48,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-08 17:06:48,775 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2024-11-08 17:06:48,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2024-11-08 17:06:48,775 INFO L130 BoogieDeclarations]: Found specification of procedure int_initio_busfree [2024-11-08 17:06:48,776 INFO L138 BoogieDeclarations]: Found implementation of procedure int_initio_busfree [2024-11-08 17:06:48,776 INFO L130 BoogieDeclarations]: Found specification of procedure initio_sync_done [2024-11-08 17:06:48,776 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_sync_done [2024-11-08 17:06:48,776 INFO L130 BoogieDeclarations]: Found specification of procedure initio_wait_disc [2024-11-08 17:06:48,777 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_wait_disc [2024-11-08 17:06:48,778 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 17:06:48,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 17:06:48,779 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_relax [2024-11-08 17:06:48,779 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_relax [2024-11-08 17:06:49,815 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 17:06:49,820 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 17:06:49,842 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-08 17:07:05,929 INFO L? ?]: Removed 2135 outVars from TransFormulas that were not future-live. [2024-11-08 17:07:05,930 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 17:07:06,007 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 17:07:06,008 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 17:07:06,008 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:07:06 BoogieIcfgContainer [2024-11-08 17:07:06,009 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 17:07:06,013 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 17:07:06,013 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 17:07:06,019 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 17:07:06,019 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 05:06:43" (1/3) ... [2024-11-08 17:07:06,020 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4fca1591 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 05:07:06, skipping insertion in model container [2024-11-08 17:07:06,022 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:06:46" (2/3) ... [2024-11-08 17:07:06,022 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4fca1591 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 05:07:06, skipping insertion in model container [2024-11-08 17:07:06,023 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:07:06" (3/3) ... [2024-11-08 17:07:06,024 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--initio.ko-entry_point.cil.out.i [2024-11-08 17:07:06,045 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 17:07:06,045 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-08 17:07:06,229 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 17:07:06,239 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;@1887e928, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 17:07:06,240 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-08 17:07:06,258 INFO L276 IsEmpty]: Start isEmpty. Operand has 2267 states, 1672 states have (on average 1.3965311004784688) internal successors, (2335), 1710 states have internal predecessors, (2335), 529 states have call successors, (529), 65 states have call predecessors, (529), 64 states have return successors, (523), 517 states have call predecessors, (523), 523 states have call successors, (523) [2024-11-08 17:07:06,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2024-11-08 17:07:06,277 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:07:06,278 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:07:06,278 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:07:06,286 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:07:06,286 INFO L85 PathProgramCache]: Analyzing trace with hash 988020468, now seen corresponding path program 1 times [2024-11-08 17:07:06,301 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:07:06,302 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1691086981] [2024-11-08 17:07:06,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:07:06,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:07:13,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:07:13,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-08 17:07:13,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:07:13,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 17:07:13,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:07:13,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 17:07:13,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:07:13,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-08 17:07:13,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:07:13,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 17:07:13,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:07:13,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 17:07:13,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:07:13,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-08 17:07:13,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:07:13,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 17:07:13,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:07:13,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 17:07:13,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:07:14,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 17:07:14,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:07:14,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-08 17:07:14,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:07:14,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 17:07:14,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:07:14,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 17:07:14,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:07:14,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-08 17:07:14,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:07:14,175 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-11-08 17:07:14,176 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:07:14,176 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1691086981] [2024-11-08 17:07:14,177 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1691086981] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:07:14,177 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:07:14,178 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-08 17:07:14,179 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1444104655] [2024-11-08 17:07:14,180 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:07:14,185 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 17:07:14,186 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:07:14,217 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 17:07:14,218 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-08 17:07:14,228 INFO L87 Difference]: Start difference. First operand has 2267 states, 1672 states have (on average 1.3965311004784688) internal successors, (2335), 1710 states have internal predecessors, (2335), 529 states have call successors, (529), 65 states have call predecessors, (529), 64 states have return successors, (523), 517 states have call predecessors, (523), 523 states have call successors, (523) Second operand has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (9), 6 states have call predecessors, (9), 2 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2024-11-08 17:07:18,323 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 17:07:22,631 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.31s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 17:07:27,035 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.40s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 17:08:32,295 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 17:08:35,215 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.92s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 17:08:45,250 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:08:45,250 INFO L93 Difference]: Finished difference Result 4860 states and 7426 transitions. [2024-11-08 17:08:45,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 17:08:45,253 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (9), 6 states have call predecessors, (9), 2 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 93 [2024-11-08 17:08:45,253 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:08:45,308 INFO L225 Difference]: With dead ends: 4860 [2024-11-08 17:08:45,308 INFO L226 Difference]: Without dead ends: 2582 [2024-11-08 17:08:45,337 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:08:45,344 INFO L432 NwaCegarLoop]: 638 mSDtfsCounter, 4366 mSDsluCounter, 1544 mSDsCounter, 0 mSdLazyCounter, 7019 mSolverCounterSat, 2271 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 86.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4367 SdHoareTripleChecker+Valid, 2182 SdHoareTripleChecker+Invalid, 9293 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 2271 IncrementalHoareTripleChecker+Valid, 7019 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 89.8s IncrementalHoareTripleChecker+Time [2024-11-08 17:08:45,345 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4367 Valid, 2182 Invalid, 9293 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [2271 Valid, 7019 Invalid, 3 Unknown, 0 Unchecked, 89.8s Time] [2024-11-08 17:08:45,373 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2582 states. [2024-11-08 17:08:45,646 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2582 to 2251. [2024-11-08 17:08:45,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2251 states, 1664 states have (on average 1.3743990384615385) internal successors, (2287), 1694 states have internal predecessors, (2287), 523 states have call successors, (523), 64 states have call predecessors, (523), 63 states have return successors, (520), 514 states have call predecessors, (520), 520 states have call successors, (520) [2024-11-08 17:08:45,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2251 states to 2251 states and 3330 transitions. [2024-11-08 17:08:45,686 INFO L78 Accepts]: Start accepts. Automaton has 2251 states and 3330 transitions. Word has length 93 [2024-11-08 17:08:45,688 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:08:45,689 INFO L471 AbstractCegarLoop]: Abstraction has 2251 states and 3330 transitions. [2024-11-08 17:08:45,690 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (9), 6 states have call predecessors, (9), 2 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2024-11-08 17:08:45,690 INFO L276 IsEmpty]: Start isEmpty. Operand 2251 states and 3330 transitions. [2024-11-08 17:08:45,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2024-11-08 17:08:45,698 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:08:45,698 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:08:45,699 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-08 17:08:45,699 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:08:45,699 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:08:45,699 INFO L85 PathProgramCache]: Analyzing trace with hash 832257644, now seen corresponding path program 1 times [2024-11-08 17:08:45,700 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:08:45,700 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [207235902] [2024-11-08 17:08:45,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:08:45,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:08:53,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:08:54,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-08 17:08:54,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:08:54,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 17:08:54,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:08:54,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 17:08:54,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:08:54,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-08 17:08:54,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:08:54,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 17:08:54,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:08:54,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 17:08:54,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:08:54,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-08 17:08:54,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:08:54,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 17:08:54,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:08:54,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 17:08:54,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:08:54,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 17:08:54,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:08:54,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-08 17:08:54,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:08:54,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 17:08:54,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:08:54,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 17:08:54,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:08:54,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-08 17:08:54,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:08:54,640 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-11-08 17:08:54,642 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:08:54,642 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [207235902] [2024-11-08 17:08:54,642 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [207235902] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:08:54,642 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:08:54,643 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-08 17:08:54,643 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [210185067] [2024-11-08 17:08:54,643 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:08:54,644 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-08 17:08:54,645 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:08:54,646 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-08 17:08:54,646 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-08 17:08:54,647 INFO L87 Difference]: Start difference. First operand 2251 states and 3330 transitions. Second operand has 7 states, 7 states have (on average 5.285714285714286) internal successors, (37), 3 states have internal predecessors, (37), 2 states have call successors, (9), 6 states have call predecessors, (9), 1 states have return successors, (8), 1 states have call predecessors, (8), 1 states have call successors, (8) [2024-11-08 17:08:58,706 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 17:09:03,017 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.31s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 17:09:07,431 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.41s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 17:09:11,769 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.34s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 17:11:21,249 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:11:21,249 INFO L93 Difference]: Finished difference Result 7353 states and 10995 transitions. [2024-11-08 17:11:21,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-08 17:11:21,250 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.285714285714286) internal successors, (37), 3 states have internal predecessors, (37), 2 states have call successors, (9), 6 states have call predecessors, (9), 1 states have return successors, (8), 1 states have call predecessors, (8), 1 states have call successors, (8) Word has length 93 [2024-11-08 17:11:21,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:11:21,290 INFO L225 Difference]: With dead ends: 7353 [2024-11-08 17:11:21,290 INFO L226 Difference]: Without dead ends: 5122 [2024-11-08 17:11:21,303 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=60, Invalid=122, Unknown=0, NotChecked=0, Total=182 [2024-11-08 17:11:21,304 INFO L432 NwaCegarLoop]: 757 mSDtfsCounter, 9992 mSDsluCounter, 1921 mSDsCounter, 0 mSdLazyCounter, 11470 mSolverCounterSat, 5799 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 139.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10097 SdHoareTripleChecker+Valid, 2678 SdHoareTripleChecker+Invalid, 17273 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 5799 IncrementalHoareTripleChecker+Valid, 11470 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 144.3s IncrementalHoareTripleChecker+Time [2024-11-08 17:11:21,305 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [10097 Valid, 2678 Invalid, 17273 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [5799 Valid, 11470 Invalid, 4 Unknown, 0 Unchecked, 144.3s Time] [2024-11-08 17:11:21,312 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5122 states. [2024-11-08 17:11:21,618 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5122 to 4463. [2024-11-08 17:11:21,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4463 states, 3301 states have (on average 1.3753408058164194) internal successors, (4540), 3359 states have internal predecessors, (4540), 1036 states have call successors, (1036), 126 states have call predecessors, (1036), 125 states have return successors, (1033), 1021 states have call predecessors, (1033), 1033 states have call successors, (1033) [2024-11-08 17:11:21,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4463 states to 4463 states and 6609 transitions. [2024-11-08 17:11:21,663 INFO L78 Accepts]: Start accepts. Automaton has 4463 states and 6609 transitions. Word has length 93 [2024-11-08 17:11:21,664 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:11:21,664 INFO L471 AbstractCegarLoop]: Abstraction has 4463 states and 6609 transitions. [2024-11-08 17:11:21,665 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.285714285714286) internal successors, (37), 3 states have internal predecessors, (37), 2 states have call successors, (9), 6 states have call predecessors, (9), 1 states have return successors, (8), 1 states have call predecessors, (8), 1 states have call successors, (8) [2024-11-08 17:11:21,665 INFO L276 IsEmpty]: Start isEmpty. Operand 4463 states and 6609 transitions. [2024-11-08 17:11:21,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-08 17:11:21,668 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:11:21,669 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:11:21,669 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-08 17:11:21,669 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:11:21,670 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:11:21,670 INFO L85 PathProgramCache]: Analyzing trace with hash 1338085137, now seen corresponding path program 1 times [2024-11-08 17:11:21,670 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:11:21,670 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1726757084] [2024-11-08 17:11:21,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:11:21,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:11:26,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:11:26,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-08 17:11:26,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:11:26,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 17:11:26,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:11:26,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 17:11:26,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:11:26,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-08 17:11:26,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:11:26,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 17:11:26,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:11:26,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 17:11:26,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:11:26,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-08 17:11:26,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:11:26,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 17:11:26,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:11:26,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 17:11:26,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:11:26,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 17:11:26,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:11:26,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-08 17:11:26,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:11:26,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 17:11:26,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:11:26,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 17:11:26,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:11:27,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-08 17:11:27,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:11:27,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-08 17:11:27,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:11:27,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 17:11:27,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:11:27,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 17:11:27,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:11:27,162 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2024-11-08 17:11:27,163 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:11:27,163 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1726757084] [2024-11-08 17:11:27,163 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1726757084] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:11:27,163 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:11:27,163 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-08 17:11:27,163 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [365436869] [2024-11-08 17:11:27,163 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:11:27,164 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-08 17:11:27,164 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:11:27,164 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-08 17:11:27,165 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-08 17:11:27,165 INFO L87 Difference]: Start difference. First operand 4463 states and 6609 transitions. Second operand has 7 states, 7 states have (on average 6.0) internal successors, (42), 3 states have internal predecessors, (42), 2 states have call successors, (10), 6 states have call predecessors, (10), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-08 17:11:31,225 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 17:11:35,555 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.33s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 17:11:39,824 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.27s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 17:12:39,737 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:12:39,737 INFO L93 Difference]: Finished difference Result 5140 states and 7708 transitions. [2024-11-08 17:12:39,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-08 17:12:39,738 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.0) internal successors, (42), 3 states have internal predecessors, (42), 2 states have call successors, (10), 6 states have call predecessors, (10), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 113 [2024-11-08 17:12:39,738 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:12:39,781 INFO L225 Difference]: With dead ends: 5140 [2024-11-08 17:12:39,781 INFO L226 Difference]: Without dead ends: 5131 [2024-11-08 17:12:39,788 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2024-11-08 17:12:39,789 INFO L432 NwaCegarLoop]: 633 mSDtfsCounter, 8397 mSDsluCounter, 1191 mSDsCounter, 0 mSdLazyCounter, 5001 mSolverCounterSat, 4751 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 68.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8508 SdHoareTripleChecker+Valid, 1824 SdHoareTripleChecker+Invalid, 9755 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4751 IncrementalHoareTripleChecker+Valid, 5001 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 71.1s IncrementalHoareTripleChecker+Time [2024-11-08 17:12:39,790 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [8508 Valid, 1824 Invalid, 9755 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4751 Valid, 5001 Invalid, 3 Unknown, 0 Unchecked, 71.1s Time] [2024-11-08 17:12:39,798 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5131 states. [2024-11-08 17:12:40,131 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5131 to 4463. [2024-11-08 17:12:40,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4463 states, 3301 states have (on average 1.3750378673129355) internal successors, (4539), 3359 states have internal predecessors, (4539), 1036 states have call successors, (1036), 126 states have call predecessors, (1036), 125 states have return successors, (1033), 1021 states have call predecessors, (1033), 1033 states have call successors, (1033) [2024-11-08 17:12:40,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4463 states to 4463 states and 6608 transitions. [2024-11-08 17:12:40,176 INFO L78 Accepts]: Start accepts. Automaton has 4463 states and 6608 transitions. Word has length 113 [2024-11-08 17:12:40,177 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:12:40,177 INFO L471 AbstractCegarLoop]: Abstraction has 4463 states and 6608 transitions. [2024-11-08 17:12:40,177 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.0) internal successors, (42), 3 states have internal predecessors, (42), 2 states have call successors, (10), 6 states have call predecessors, (10), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-08 17:12:40,178 INFO L276 IsEmpty]: Start isEmpty. Operand 4463 states and 6608 transitions. [2024-11-08 17:12:40,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-08 17:12:40,180 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:12:40,181 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:12:40,181 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-08 17:12:40,181 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:12:40,182 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:12:40,182 INFO L85 PathProgramCache]: Analyzing trace with hash 1395343439, now seen corresponding path program 1 times [2024-11-08 17:12:40,182 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:12:40,182 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [589244411] [2024-11-08 17:12:40,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:12:40,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:12:44,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:12:45,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-08 17:12:45,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:12:45,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 17:12:45,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:12:45,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 17:12:45,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:12:45,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-08 17:12:45,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:12:45,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 17:12:45,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:12:45,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 17:12:45,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:12:45,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-08 17:12:45,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:12:45,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 17:12:45,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:12:45,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 17:12:45,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:12:45,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 17:12:45,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:12:45,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-08 17:12:45,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:12:45,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 17:12:45,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:12:45,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 17:12:45,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:12:45,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-08 17:12:45,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:12:45,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-08 17:12:45,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:12:45,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 17:12:45,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:12:45,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 17:12:45,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:12:45,798 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2024-11-08 17:12:45,798 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:12:45,799 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [589244411] [2024-11-08 17:12:45,799 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [589244411] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:12:45,799 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:12:45,799 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-08 17:12:45,799 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1524009993] [2024-11-08 17:12:45,800 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:12:45,800 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-08 17:12:45,802 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:12:45,802 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-08 17:12:45,803 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-08 17:12:45,803 INFO L87 Difference]: Start difference. First operand 4463 states and 6608 transitions. Second operand has 7 states, 7 states have (on average 6.0) internal successors, (42), 3 states have internal predecessors, (42), 3 states have call successors, (10), 6 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-08 17:12:49,863 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 17:12:54,154 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.29s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 17:12:58,453 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.30s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 17:14:20,222 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:14:20,223 INFO L93 Difference]: Finished difference Result 5124 states and 7688 transitions. [2024-11-08 17:14:20,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-08 17:14:20,223 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.0) internal successors, (42), 3 states have internal predecessors, (42), 3 states have call successors, (10), 6 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 113 [2024-11-08 17:14:20,224 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:14:20,262 INFO L225 Difference]: With dead ends: 5124 [2024-11-08 17:14:20,262 INFO L226 Difference]: Without dead ends: 5121 [2024-11-08 17:14:20,268 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2024-11-08 17:14:20,269 INFO L432 NwaCegarLoop]: 621 mSDtfsCounter, 7703 mSDsluCounter, 1161 mSDsCounter, 0 mSdLazyCounter, 6805 mSolverCounterSat, 4030 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 90.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7806 SdHoareTripleChecker+Valid, 1782 SdHoareTripleChecker+Invalid, 10838 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4030 IncrementalHoareTripleChecker+Valid, 6805 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 93.1s IncrementalHoareTripleChecker+Time [2024-11-08 17:14:20,269 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [7806 Valid, 1782 Invalid, 10838 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4030 Valid, 6805 Invalid, 3 Unknown, 0 Unchecked, 93.1s Time] [2024-11-08 17:14:20,276 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5121 states. [2024-11-08 17:14:20,609 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5121 to 4462. [2024-11-08 17:14:20,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4462 states, 3301 states have (on average 1.3747349288094517) internal successors, (4538), 3358 states have internal predecessors, (4538), 1035 states have call successors, (1035), 126 states have call predecessors, (1035), 125 states have return successors, (1033), 1021 states have call predecessors, (1033), 1033 states have call successors, (1033) [2024-11-08 17:14:20,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4462 states to 4462 states and 6606 transitions. [2024-11-08 17:14:20,649 INFO L78 Accepts]: Start accepts. Automaton has 4462 states and 6606 transitions. Word has length 113 [2024-11-08 17:14:20,649 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:14:20,649 INFO L471 AbstractCegarLoop]: Abstraction has 4462 states and 6606 transitions. [2024-11-08 17:14:20,650 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.0) internal successors, (42), 3 states have internal predecessors, (42), 3 states have call successors, (10), 6 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-08 17:14:20,650 INFO L276 IsEmpty]: Start isEmpty. Operand 4462 states and 6606 transitions. [2024-11-08 17:14:20,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-11-08 17:14:20,653 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:14:20,653 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:14:20,653 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-08 17:14:20,654 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:14:20,655 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:14:20,655 INFO L85 PathProgramCache]: Analyzing trace with hash 305218072, now seen corresponding path program 1 times [2024-11-08 17:14:20,655 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:14:20,655 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [429108475] [2024-11-08 17:14:20,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:14:20,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:14:25,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:14:25,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-08 17:14:25,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:14:25,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 17:14:25,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:14:25,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 17:14:25,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:14:25,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-08 17:14:25,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:14:25,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 17:14:25,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:14:25,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 17:14:25,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:14:25,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-08 17:14:25,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:14:25,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 17:14:25,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:14:25,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 17:14:25,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:14:25,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 17:14:26,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:14:26,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-08 17:14:26,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:14:26,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 17:14:26,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:14:26,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 17:14:26,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:14:26,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-08 17:14:26,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:14:26,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-08 17:14:26,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:14:26,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 17:14:26,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:14:26,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 17:14:26,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:14:26,257 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2024-11-08 17:14:26,258 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:14:26,258 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [429108475] [2024-11-08 17:14:26,258 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [429108475] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:14:26,258 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:14:26,258 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-08 17:14:26,258 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [346658171] [2024-11-08 17:14:26,259 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:14:26,259 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-08 17:14:26,259 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:14:26,260 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-08 17:14:26,260 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-08 17:14:26,260 INFO L87 Difference]: Start difference. First operand 4462 states and 6606 transitions. Second operand has 7 states, 7 states have (on average 6.142857142857143) internal successors, (43), 3 states have internal predecessors, (43), 3 states have call successors, (10), 6 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-08 17:14:30,316 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 17:14:34,606 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.29s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 17:14:38,882 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.28s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 17:15:44,128 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:15:44,129 INFO L93 Difference]: Finished difference Result 5123 states and 7686 transitions. [2024-11-08 17:15:44,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-08 17:15:44,129 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.142857142857143) internal successors, (43), 3 states have internal predecessors, (43), 3 states have call successors, (10), 6 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 114 [2024-11-08 17:15:44,130 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:15:44,170 INFO L225 Difference]: With dead ends: 5123 [2024-11-08 17:15:44,170 INFO L226 Difference]: Without dead ends: 5120 [2024-11-08 17:15:44,176 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2024-11-08 17:15:44,177 INFO L432 NwaCegarLoop]: 620 mSDtfsCounter, 8366 mSDsluCounter, 1158 mSDsCounter, 0 mSdLazyCounter, 4999 mSolverCounterSat, 4746 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 73.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8468 SdHoareTripleChecker+Valid, 1778 SdHoareTripleChecker+Invalid, 9748 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4746 IncrementalHoareTripleChecker+Valid, 4999 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 76.5s IncrementalHoareTripleChecker+Time [2024-11-08 17:15:44,178 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [8468 Valid, 1778 Invalid, 9748 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4746 Valid, 4999 Invalid, 3 Unknown, 0 Unchecked, 76.5s Time] [2024-11-08 17:15:44,187 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5120 states. [2024-11-08 17:15:44,622 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5120 to 4461. [2024-11-08 17:15:44,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4461 states, 3301 states have (on average 1.3744319903059679) internal successors, (4537), 3357 states have internal predecessors, (4537), 1034 states have call successors, (1034), 126 states have call predecessors, (1034), 125 states have return successors, (1033), 1021 states have call predecessors, (1033), 1033 states have call successors, (1033) [2024-11-08 17:15:44,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4461 states to 4461 states and 6604 transitions. [2024-11-08 17:15:44,673 INFO L78 Accepts]: Start accepts. Automaton has 4461 states and 6604 transitions. Word has length 114 [2024-11-08 17:15:44,675 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:15:44,675 INFO L471 AbstractCegarLoop]: Abstraction has 4461 states and 6604 transitions. [2024-11-08 17:15:44,675 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.142857142857143) internal successors, (43), 3 states have internal predecessors, (43), 3 states have call successors, (10), 6 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-08 17:15:44,676 INFO L276 IsEmpty]: Start isEmpty. Operand 4461 states and 6604 transitions. [2024-11-08 17:15:44,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2024-11-08 17:15:44,680 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:15:44,681 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:15:44,681 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-08 17:15:44,681 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:15:44,682 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:15:44,682 INFO L85 PathProgramCache]: Analyzing trace with hash 871074930, now seen corresponding path program 1 times [2024-11-08 17:15:44,682 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:15:44,682 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [214388575] [2024-11-08 17:15:44,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:15:44,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:15:49,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:15:50,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-08 17:15:50,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:15:50,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 17:15:50,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:15:50,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 17:15:50,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:15:50,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-08 17:15:50,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:15:50,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 17:15:50,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:15:50,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 17:15:50,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:15:50,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-08 17:15:50,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:15:50,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 17:15:50,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:15:50,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 17:15:50,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:15:50,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 17:15:50,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:15:50,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-08 17:15:50,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:15:50,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 17:15:50,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:15:50,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 17:15:50,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:15:50,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-08 17:15:50,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:15:50,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-08 17:15:50,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:15:50,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 17:15:50,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:15:50,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 17:15:50,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:15:50,869 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2024-11-08 17:15:50,869 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:15:50,869 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [214388575] [2024-11-08 17:15:50,870 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [214388575] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:15:50,870 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:15:50,870 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-08 17:15:50,870 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [694496546] [2024-11-08 17:15:50,870 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:15:50,871 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-08 17:15:50,871 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:15:50,871 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-08 17:15:50,872 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-08 17:15:50,872 INFO L87 Difference]: Start difference. First operand 4461 states and 6604 transitions. Second operand has 7 states, 7 states have (on average 6.285714285714286) internal successors, (44), 3 states have internal predecessors, (44), 3 states have call successors, (10), 6 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-08 17:15:54,933 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 17:15:59,233 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.30s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 17:16:03,607 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.37s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 17:17:20,118 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 17:17:33,089 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:17:33,089 INFO L93 Difference]: Finished difference Result 5120 states and 7683 transitions. [2024-11-08 17:17:33,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-08 17:17:33,090 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.285714285714286) internal successors, (44), 3 states have internal predecessors, (44), 3 states have call successors, (10), 6 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 115 [2024-11-08 17:17:33,090 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:17:33,093 INFO L225 Difference]: With dead ends: 5120 [2024-11-08 17:17:33,093 INFO L226 Difference]: Without dead ends: 0 [2024-11-08 17:17:33,120 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2024-11-08 17:17:33,121 INFO L432 NwaCegarLoop]: 619 mSDtfsCounter, 7001 mSDsluCounter, 1490 mSDsCounter, 0 mSdLazyCounter, 7020 mSolverCounterSat, 3274 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 97.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7103 SdHoareTripleChecker+Valid, 2109 SdHoareTripleChecker+Invalid, 10298 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3274 IncrementalHoareTripleChecker+Valid, 7020 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 100.7s IncrementalHoareTripleChecker+Time [2024-11-08 17:17:33,121 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [7103 Valid, 2109 Invalid, 10298 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3274 Valid, 7020 Invalid, 4 Unknown, 0 Unchecked, 100.7s Time] [2024-11-08 17:17:33,122 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-11-08 17:17:33,122 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-11-08 17:17:33,123 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) [2024-11-08 17:17:33,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-11-08 17:17:33,125 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 115 [2024-11-08 17:17:33,125 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:17:33,126 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-08 17:17:33,126 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.285714285714286) internal successors, (44), 3 states have internal predecessors, (44), 3 states have call successors, (10), 6 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-08 17:17:33,126 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-11-08 17:17:33,126 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-08 17:17:33,129 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-08 17:17:33,130 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-08 17:17:33,132 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2024-11-08 17:17:33,135 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.