./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--osst.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b5ec29d-f109-444c-b033-7e512f31c8c7/bin/uautomizer-verify-uTZkv6EMXl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b5ec29d-f109-444c-b033-7e512f31c8c7/bin/uautomizer-verify-uTZkv6EMXl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b5ec29d-f109-444c-b033-7e512f31c8c7/bin/uautomizer-verify-uTZkv6EMXl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b5ec29d-f109-444c-b033-7e512f31c8c7/bin/uautomizer-verify-uTZkv6EMXl/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--osst.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b5ec29d-f109-444c-b033-7e512f31c8c7/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b5ec29d-f109-444c-b033-7e512f31c8c7/bin/uautomizer-verify-uTZkv6EMXl --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 b2b7df93b51a94ba716b03fbeddaaade451179b4a653f71c9a376f3a6d0a7d2d --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 02:06:35,688 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 02:06:35,794 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b5ec29d-f109-444c-b033-7e512f31c8c7/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-12 02:06:35,801 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 02:06:35,802 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 02:06:35,832 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 02:06:35,833 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 02:06:35,834 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 02:06:35,835 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 02:06:35,836 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 02:06:35,837 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 02:06:35,837 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 02:06:35,838 INFO L153 SettingsManager]: * Use SBE=true [2023-11-12 02:06:35,839 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 02:06:35,840 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 02:06:35,840 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 02:06:35,841 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 02:06:35,841 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 02:06:35,842 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 02:06:35,843 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 02:06:35,843 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 02:06:35,844 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 02:06:35,845 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 02:06:35,846 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 02:06:35,846 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 02:06:35,847 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:06:35,848 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 02:06:35,848 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 02:06:35,849 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 02:06:35,849 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-12 02:06:35,850 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 02:06:35,851 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-12 02:06:35,851 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 02:06:35,852 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-12 02:06:35,853 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 02:06:35,853 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-12 02:06:35,854 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_4b5ec29d-f109-444c-b033-7e512f31c8c7/bin/uautomizer-verify-uTZkv6EMXl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b5ec29d-f109-444c-b033-7e512f31c8c7/bin/uautomizer-verify-uTZkv6EMXl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b2b7df93b51a94ba716b03fbeddaaade451179b4a653f71c9a376f3a6d0a7d2d [2023-11-12 02:06:36,137 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 02:06:36,170 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 02:06:36,173 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 02:06:36,175 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 02:06:36,176 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 02:06:36,177 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b5ec29d-f109-444c-b033-7e512f31c8c7/bin/uautomizer-verify-uTZkv6EMXl/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--osst.ko-entry_point.cil.out.i [2023-11-12 02:06:39,379 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 02:06:40,110 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 02:06:40,111 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b5ec29d-f109-444c-b033-7e512f31c8c7/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--osst.ko-entry_point.cil.out.i [2023-11-12 02:06:40,175 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b5ec29d-f109-444c-b033-7e512f31c8c7/bin/uautomizer-verify-uTZkv6EMXl/data/7d854d09f/47fe94f01b8749a182320bd8169355f9/FLAG927e73bd3 [2023-11-12 02:06:40,196 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b5ec29d-f109-444c-b033-7e512f31c8c7/bin/uautomizer-verify-uTZkv6EMXl/data/7d854d09f/47fe94f01b8749a182320bd8169355f9 [2023-11-12 02:06:40,203 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 02:06:40,206 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 02:06:40,210 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 02:06:40,211 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 02:06:40,217 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 02:06:40,220 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:06:40" (1/1) ... [2023-11-12 02:06:40,222 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33dddbcc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:06:40, skipping insertion in model container [2023-11-12 02:06:40,222 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:06:40" (1/1) ... [2023-11-12 02:06:40,451 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 02:06:43,259 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b5ec29d-f109-444c-b033-7e512f31c8c7/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--osst.ko-entry_point.cil.out.i[353830,353843] [2023-11-12 02:06:43,336 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:06:43,386 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 02:06:43,538 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("bt %2,%1\n\tsbb %0,%0": "=r" (oldbit): "m" (*((unsigned long *)addr)), "Ir" (nr)); [4668-4669] [2023-11-12 02:06:43,541 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bsrq %1,%q0": "+r" (bitpos): "rm" (x)); [4678] [2023-11-12 02:06:43,541 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bswapl %0": "=r" (val): "0" (val)); [4685] [2023-11-12 02:06:43,547 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [4823] [2023-11-12 02:06:43,548 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [4826] [2023-11-12 02:06:43,548 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [4829] [2023-11-12 02:06:43,549 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [4832] [2023-11-12 02:06:43,562 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/linux/scatterlist.h"), "i" (90), "i" (12UL)); [5057-5058] [2023-11-12 02:06:43,563 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/linux/scatterlist.h"), "i" (92), "i" (12UL)); [5065-5066] [2023-11-12 02:06:43,564 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/linux/scatterlist.h"), "i" (93), "i" (12UL)); [5073-5074] [2023-11-12 02:06:43,566 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/linux/scatterlist.h"), "i" (123), "i" (12UL)); [5100-5101] [2023-11-12 02:06:43,566 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/linux/scatterlist.h"), "i" (124), "i" (12UL)); [5108-5109] [2023-11-12 02:06:43,976 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b5ec29d-f109-444c-b033-7e512f31c8c7/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--osst.ko-entry_point.cil.out.i[353830,353843] [2023-11-12 02:06:43,984 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:06:44,059 WARN L672 CHandler]: The function strncmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 02:06:44,059 WARN L672 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 02:06:44,059 WARN L672 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 02:06:44,059 WARN L672 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 02:06:44,068 INFO L206 MainTranslator]: Completed translation [2023-11-12 02:06:44,068 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:06:44 WrapperNode [2023-11-12 02:06:44,069 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 02:06:44,070 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 02:06:44,071 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 02:06:44,071 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 02:06:44,079 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:06:44" (1/1) ... [2023-11-12 02:06:44,250 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:06:44" (1/1) ... [2023-11-12 02:06:44,873 INFO L138 Inliner]: procedures = 248, calls = 4225, calls flagged for inlining = 108, calls inlined = 103, statements flattened = 10857 [2023-11-12 02:06:44,874 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 02:06:44,874 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 02:06:44,875 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 02:06:44,875 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 02:06:44,888 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:06:44" (1/1) ... [2023-11-12 02:06:44,888 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:06:44" (1/1) ... [2023-11-12 02:06:44,984 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:06:44" (1/1) ... [2023-11-12 02:06:44,985 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:06:44" (1/1) ... [2023-11-12 02:06:45,258 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:06:44" (1/1) ... [2023-11-12 02:06:45,384 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:06:44" (1/1) ... [2023-11-12 02:06:45,430 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:06:44" (1/1) ... [2023-11-12 02:06:45,468 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:06:44" (1/1) ... [2023-11-12 02:06:45,542 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 02:06:45,543 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 02:06:45,543 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 02:06:45,543 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 02:06:45,545 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:06:44" (1/1) ... [2023-11-12 02:06:45,552 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:06:45,565 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b5ec29d-f109-444c-b033-7e512f31c8c7/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:06:45,584 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b5ec29d-f109-444c-b033-7e512f31c8c7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 02:06:45,619 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b5ec29d-f109-444c-b033-7e512f31c8c7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 02:06:45,633 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2023-11-12 02:06:45,634 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2023-11-12 02:06:45,634 INFO L130 BoogieDeclarations]: Found specification of procedure osst_log_options [2023-11-12 02:06:45,634 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_log_options [2023-11-12 02:06:45,634 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2023-11-12 02:06:45,634 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2023-11-12 02:06:45,635 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2023-11-12 02:06:45,635 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2023-11-12 02:06:45,635 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2023-11-12 02:06:45,635 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-12 02:06:45,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-12 02:06:45,636 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-12 02:06:45,636 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-12 02:06:45,636 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-12 02:06:45,636 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-12 02:06:45,636 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_behind_check [2023-11-12 02:06:45,637 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_behind_check [2023-11-12 02:06:45,637 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2023-11-12 02:06:45,637 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2023-11-12 02:06:45,637 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_block_when_processing_errors [2023-11-12 02:06:45,637 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_block_when_processing_errors [2023-11-12 02:06:45,637 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2023-11-12 02:06:45,638 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2023-11-12 02:06:45,638 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_unlock [2023-11-12 02:06:45,638 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_unlock [2023-11-12 02:06:45,638 INFO L130 BoogieDeclarations]: Found specification of procedure osst_release_request [2023-11-12 02:06:45,638 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_release_request [2023-11-12 02:06:45,639 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-12 02:06:45,639 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-12 02:06:45,639 INFO L130 BoogieDeclarations]: Found specification of procedure osst_set_frame_position [2023-11-12 02:06:45,639 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_set_frame_position [2023-11-12 02:06:45,639 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_header [2023-11-12 02:06:45,639 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_header [2023-11-12 02:06:45,640 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2023-11-12 02:06:45,640 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2023-11-12 02:06:45,640 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-11-12 02:06:45,640 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-11-12 02:06:45,640 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-12 02:06:45,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-12 02:06:45,641 INFO L130 BoogieDeclarations]: Found specification of procedure device_create_file [2023-11-12 02:06:45,641 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create_file [2023-11-12 02:06:45,641 INFO L130 BoogieDeclarations]: Found specification of procedure osst_read_frame [2023-11-12 02:06:45,641 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_read_frame [2023-11-12 02:06:45,641 INFO L130 BoogieDeclarations]: Found specification of procedure tape_name [2023-11-12 02:06:45,641 INFO L138 BoogieDeclarations]: Found implementation of procedure tape_name [2023-11-12 02:06:45,642 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_device_put [2023-11-12 02:06:45,642 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_device_put [2023-11-12 02:06:45,642 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-12 02:06:45,642 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-12 02:06:45,642 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 02:06:45,642 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 02:06:45,642 INFO L130 BoogieDeclarations]: Found specification of procedure osst_flush_write_buffer [2023-11-12 02:06:45,643 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_flush_write_buffer [2023-11-12 02:06:45,643 INFO L130 BoogieDeclarations]: Found specification of procedure osst_initiate_read [2023-11-12 02:06:45,643 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_initiate_read [2023-11-12 02:06:45,643 INFO L130 BoogieDeclarations]: Found specification of procedure osst_seek_logical_blk [2023-11-12 02:06:45,643 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_seek_logical_blk [2023-11-12 02:06:45,643 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_trailer [2023-11-12 02:06:45,644 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_trailer [2023-11-12 02:06:45,644 INFO L130 BoogieDeclarations]: Found specification of procedure osst_flush_drive_buffer [2023-11-12 02:06:45,644 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_flush_drive_buffer [2023-11-12 02:06:45,644 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 02:06:45,644 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2023-11-12 02:06:45,645 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-12 02:06:45,645 INFO L130 BoogieDeclarations]: Found specification of procedure osst_int_ioctl [2023-11-12 02:06:45,645 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_int_ioctl [2023-11-12 02:06:45,645 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_pages [2023-11-12 02:06:45,645 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_pages [2023-11-12 02:06:45,645 INFO L130 BoogieDeclarations]: Found specification of procedure do_door_lock [2023-11-12 02:06:45,645 INFO L138 BoogieDeclarations]: Found implementation of procedure do_door_lock [2023-11-12 02:06:45,646 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-12 02:06:45,646 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_chrdev_28 [2023-11-12 02:06:45,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_chrdev_28 [2023-11-12 02:06:45,646 INFO L130 BoogieDeclarations]: Found specification of procedure osst_copy_to_buffer [2023-11-12 02:06:45,646 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_copy_to_buffer [2023-11-12 02:06:45,646 INFO L130 BoogieDeclarations]: Found specification of procedure __osst_analyze_headers [2023-11-12 02:06:45,647 INFO L138 BoogieDeclarations]: Found implementation of procedure __osst_analyze_headers [2023-11-12 02:06:45,647 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-12 02:06:45,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-12 02:06:45,647 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2023-11-12 02:06:45,647 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2023-11-12 02:06:45,647 INFO L130 BoogieDeclarations]: Found specification of procedure osst_get_logical_frame [2023-11-12 02:06:45,647 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_get_logical_frame [2023-11-12 02:06:45,648 INFO L130 BoogieDeclarations]: Found specification of procedure driver_unregister [2023-11-12 02:06:45,648 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_unregister [2023-11-12 02:06:45,648 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 02:06:45,648 INFO L130 BoogieDeclarations]: Found specification of procedure osst_position_tape_and_confirm [2023-11-12 02:06:45,648 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_position_tape_and_confirm [2023-11-12 02:06:45,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-12 02:06:45,649 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-12 02:06:45,649 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-12 02:06:45,649 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2023-11-12 02:06:45,649 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2023-11-12 02:06:45,649 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-11-12 02:06:45,649 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-11-12 02:06:45,650 INFO L130 BoogieDeclarations]: Found specification of procedure osst_verify_frame [2023-11-12 02:06:45,650 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_verify_frame [2023-11-12 02:06:45,650 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2023-11-12 02:06:45,650 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2023-11-12 02:06:45,650 INFO L130 BoogieDeclarations]: Found specification of procedure osst_wait_ready [2023-11-12 02:06:45,650 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_wait_ready [2023-11-12 02:06:45,650 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2023-11-12 02:06:45,651 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2023-11-12 02:06:45,651 INFO L130 BoogieDeclarations]: Found specification of procedure osst_reset_header [2023-11-12 02:06:45,652 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_reset_header [2023-11-12 02:06:45,652 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-12 02:06:45,652 INFO L130 BoogieDeclarations]: Found specification of procedure osst_do_scsi [2023-11-12 02:06:45,652 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_do_scsi [2023-11-12 02:06:45,653 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2023-11-12 02:06:45,653 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2023-11-12 02:06:45,653 INFO L130 BoogieDeclarations]: Found specification of procedure sg_page [2023-11-12 02:06:45,653 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_page [2023-11-12 02:06:45,654 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-12 02:06:45,654 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-12 02:06:45,654 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2023-11-12 02:06:45,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2023-11-12 02:06:45,654 INFO L130 BoogieDeclarations]: Found specification of procedure osst_chk_result [2023-11-12 02:06:45,654 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_chk_result [2023-11-12 02:06:45,654 INFO L130 BoogieDeclarations]: Found specification of procedure osst_sysfs_add [2023-11-12 02:06:45,655 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_sysfs_add [2023-11-12 02:06:45,655 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-12 02:06:45,655 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-12 02:06:45,655 INFO L130 BoogieDeclarations]: Found specification of procedure osst_space_over_filemarks_backward [2023-11-12 02:06:45,655 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_space_over_filemarks_backward [2023-11-12 02:06:45,656 INFO L130 BoogieDeclarations]: Found specification of procedure osst_read_back_buffer_and_rewrite [2023-11-12 02:06:45,656 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_read_back_buffer_and_rewrite [2023-11-12 02:06:45,656 INFO L130 BoogieDeclarations]: Found specification of procedure cross_eof [2023-11-12 02:06:45,656 INFO L138 BoogieDeclarations]: Found implementation of procedure cross_eof [2023-11-12 02:06:45,656 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-11-12 02:06:45,657 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-11-12 02:06:45,657 INFO L130 BoogieDeclarations]: Found specification of procedure osst_sysfs_cleanup [2023-11-12 02:06:45,657 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_sysfs_cleanup [2023-11-12 02:06:45,657 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-12 02:06:45,657 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-12 02:06:45,657 INFO L130 BoogieDeclarations]: Found specification of procedure append_to_buffer [2023-11-12 02:06:45,658 INFO L138 BoogieDeclarations]: Found implementation of procedure append_to_buffer [2023-11-12 02:06:45,658 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2023-11-12 02:06:45,658 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2023-11-12 02:06:45,659 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 02:06:45,659 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2023-11-12 02:06:45,663 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2023-11-12 02:06:45,664 INFO L130 BoogieDeclarations]: Found specification of procedure osst_reposition_and_retry [2023-11-12 02:06:45,664 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_reposition_and_retry [2023-11-12 02:06:45,664 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_filemark [2023-11-12 02:06:45,664 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_filemark [2023-11-12 02:06:45,664 INFO L130 BoogieDeclarations]: Found specification of procedure osst_sysfs_destroy [2023-11-12 02:06:45,666 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_sysfs_destroy [2023-11-12 02:06:45,666 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-12 02:06:45,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-12 02:06:45,671 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2023-11-12 02:06:45,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2023-11-12 02:06:45,673 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_interruptible [2023-11-12 02:06:45,673 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_interruptible [2023-11-12 02:06:45,673 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-12 02:06:45,673 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2023-11-12 02:06:45,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2023-11-12 02:06:45,673 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_lock [2023-11-12 02:06:45,674 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_lock [2023-11-12 02:06:45,674 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2023-11-12 02:06:45,674 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2023-11-12 02:06:45,674 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 02:06:45,674 INFO L130 BoogieDeclarations]: Found specification of procedure __osst_write_header [2023-11-12 02:06:45,674 INFO L138 BoogieDeclarations]: Found implementation of procedure __osst_write_header [2023-11-12 02:06:45,675 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write [2023-11-12 02:06:45,675 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write [2023-11-12 02:06:45,675 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_frame [2023-11-12 02:06:45,675 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_frame [2023-11-12 02:06:45,675 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2023-11-12 02:06:45,675 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion [2023-11-12 02:06:45,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-12 02:06:45,676 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-12 02:06:45,676 INFO L130 BoogieDeclarations]: Found specification of procedure osst_get_frame_position [2023-11-12 02:06:45,676 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_get_frame_position [2023-11-12 02:06:45,676 INFO L130 BoogieDeclarations]: Found specification of procedure os_scsi_tape_flush [2023-11-12 02:06:45,676 INFO L138 BoogieDeclarations]: Found implementation of procedure os_scsi_tape_flush [2023-11-12 02:06:45,676 INFO L130 BoogieDeclarations]: Found specification of procedure osst_flush_buffer [2023-11-12 02:06:45,676 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_flush_buffer [2023-11-12 02:06:45,677 INFO L130 BoogieDeclarations]: Found specification of procedure osst_copy_from_buffer [2023-11-12 02:06:45,677 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_copy_from_buffer [2023-11-12 02:06:45,677 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2023-11-12 02:06:45,677 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2023-11-12 02:06:45,677 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2023-11-12 02:06:45,678 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2023-11-12 02:06:45,678 INFO L130 BoogieDeclarations]: Found specification of procedure normalize_buffer [2023-11-12 02:06:45,678 INFO L138 BoogieDeclarations]: Found implementation of procedure normalize_buffer [2023-11-12 02:06:45,678 INFO L130 BoogieDeclarations]: Found specification of procedure osst_init_aux [2023-11-12 02:06:45,678 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_init_aux [2023-11-12 02:06:45,679 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_error_recovery [2023-11-12 02:06:45,679 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_error_recovery [2023-11-12 02:06:45,679 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_eod [2023-11-12 02:06:45,679 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_eod [2023-11-12 02:06:45,679 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2023-11-12 02:06:45,679 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2023-11-12 02:06:45,679 INFO L130 BoogieDeclarations]: Found specification of procedure osst_space_over_filemarks_forward_slow [2023-11-12 02:06:45,679 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_space_over_filemarks_forward_slow [2023-11-12 02:06:45,680 INFO L130 BoogieDeclarations]: Found specification of procedure put_disk [2023-11-12 02:06:45,680 INFO L138 BoogieDeclarations]: Found implementation of procedure put_disk [2023-11-12 02:06:45,680 INFO L130 BoogieDeclarations]: Found specification of procedure sg_set_page [2023-11-12 02:06:45,680 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_set_page [2023-11-12 02:06:45,680 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 02:06:45,680 INFO L130 BoogieDeclarations]: Found specification of procedure osst_recover_wait_frame [2023-11-12 02:06:45,680 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_recover_wait_frame [2023-11-12 02:06:45,681 INFO L130 BoogieDeclarations]: Found specification of procedure osst_wait_frame [2023-11-12 02:06:45,681 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_wait_frame [2023-11-12 02:06:45,681 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 02:06:45,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 02:06:45,681 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-11-12 02:06:45,681 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-11-12 02:06:46,957 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 02:06:46,965 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 02:06:47,113 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-12 02:07:09,165 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 02:07:09,204 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 02:07:09,205 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-12 02:07:09,214 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:07:09 BoogieIcfgContainer [2023-11-12 02:07:09,215 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 02:07:09,219 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 02:07:09,219 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 02:07:09,222 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 02:07:09,223 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 02:06:40" (1/3) ... [2023-11-12 02:07:09,224 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@323f4963 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:07:09, skipping insertion in model container [2023-11-12 02:07:09,224 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:06:44" (2/3) ... [2023-11-12 02:07:09,224 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@323f4963 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:07:09, skipping insertion in model container [2023-11-12 02:07:09,224 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:07:09" (3/3) ... [2023-11-12 02:07:09,226 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--osst.ko-entry_point.cil.out.i [2023-11-12 02:07:09,246 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 02:07:09,247 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 02:07:09,358 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 02:07:09,365 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@2f337ae2, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-12 02:07:09,365 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 02:07:09,383 INFO L276 IsEmpty]: Start isEmpty. Operand has 3555 states, 2706 states have (on average 1.459719142645972) internal successors, (3950), 2736 states have internal predecessors, (3950), 754 states have call successors, (754), 94 states have call predecessors, (754), 93 states have return successors, (743), 740 states have call predecessors, (743), 743 states have call successors, (743) [2023-11-12 02:07:09,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 526 [2023-11-12 02:07:09,434 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:07:09,435 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 25, 25, 25, 25, 25, 25, 25, 25, 25, 25, 8, 8, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:07:09,436 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:07:09,441 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:07:09,441 INFO L85 PathProgramCache]: Analyzing trace with hash -1789619451, now seen corresponding path program 1 times [2023-11-12 02:07:09,451 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:07:09,452 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1039876415] [2023-11-12 02:07:09,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:07:09,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:07:10,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:07:10,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-12 02:07:10,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:07:10,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:07:10,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:07:10,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-12 02:07:10,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:07:10,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-12 02:07:10,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:07:10,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:07:10,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:07:10,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-12 02:07:10,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:07:10,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-12 02:07:10,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:07:10,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:07:10,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:07:10,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-12 02:07:10,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:07:10,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-12 02:07:10,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:07:10,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:07:10,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:07:10,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-12 02:07:10,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:07:10,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2023-11-12 02:07:10,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:07:10,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:07:10,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:07:10,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-12 02:07:10,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:07:10,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-11-12 02:07:10,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:07:10,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:07:10,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:07:10,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-12 02:07:10,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:07:10,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-11-12 02:07:10,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:07:10,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:07:10,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:07:10,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-12 02:07:10,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:07:10,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2023-11-12 02:07:10,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:07:10,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:07:10,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:07:10,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-12 02:07:10,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:07:10,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2023-11-12 02:07:10,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:07:10,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:07:10,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:07:10,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-12 02:07:10,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:07:10,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2023-11-12 02:07:10,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:07:10,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:07:10,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:07:10,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-12 02:07:10,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:07:10,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2023-11-12 02:07:10,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:07:10,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:07:10,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:07:10,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-12 02:07:10,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:07:10,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2023-11-12 02:07:10,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:07:10,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:07:10,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:07:11,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-12 02:07:11,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:07:11,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2023-11-12 02:07:11,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:07:11,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:07:11,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:07:11,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-12 02:07:11,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:07:11,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2023-11-12 02:07:11,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:07:11,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:07:11,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:07:11,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-12 02:07:11,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:07:11,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2023-11-12 02:07:11,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:07:11,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:07:11,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:07:11,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-12 02:07:11,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:07:11,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2023-11-12 02:07:11,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:07:11,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:07:11,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:07:11,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-12 02:07:11,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:07:11,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2023-11-12 02:07:11,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:07:11,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:07:11,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:07:11,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-12 02:07:11,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:07:11,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2023-11-12 02:07:11,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:07:11,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:07:11,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:07:11,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-12 02:07:11,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:07:11,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2023-11-12 02:07:11,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:07:11,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:07:11,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:07:11,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-12 02:07:11,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:07:11,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2023-11-12 02:07:11,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:07:11,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:07:11,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:07:11,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-12 02:07:11,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:07:11,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2023-11-12 02:07:11,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:07:11,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:07:11,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:07:11,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-12 02:07:11,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:07:11,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2023-11-12 02:07:11,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:07:11,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:07:11,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:07:11,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-12 02:07:11,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:07:11,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2023-11-12 02:07:11,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:07:11,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:07:11,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:07:11,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-12 02:07:11,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:07:11,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2023-11-12 02:07:11,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:07:11,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:07:11,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:07:11,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-12 02:07:11,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:07:11,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2023-11-12 02:07:11,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:07:11,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:07:11,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:07:11,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-12 02:07:11,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:07:11,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2023-11-12 02:07:11,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:07:11,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:07:11,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:07:11,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 414 [2023-11-12 02:07:11,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:07:11,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:07:11,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:07:11,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 425 [2023-11-12 02:07:11,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:07:11,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:07:11,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:07:11,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 436 [2023-11-12 02:07:11,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:07:11,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:07:11,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:07:11,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 447 [2023-11-12 02:07:11,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:07:11,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:07:11,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:07:11,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 458 [2023-11-12 02:07:11,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:07:11,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:07:11,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:07:11,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 469 [2023-11-12 02:07:11,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:07:11,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:07:11,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:07:11,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 480 [2023-11-12 02:07:11,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:07:11,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:07:11,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:07:11,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 504 [2023-11-12 02:07:11,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:07:11,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 512 [2023-11-12 02:07:11,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:07:11,626 INFO L134 CoverageAnalysis]: Checked inductivity of 4452 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4452 trivial. 0 not checked. [2023-11-12 02:07:11,627 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:07:11,627 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1039876415] [2023-11-12 02:07:11,628 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1039876415] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:07:11,628 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:07:11,628 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-12 02:07:11,631 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [972671661] [2023-11-12 02:07:11,631 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:07:11,637 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-12 02:07:11,637 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:07:11,678 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-12 02:07:11,683 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2023-11-12 02:07:11,694 INFO L87 Difference]: Start difference. First operand has 3555 states, 2706 states have (on average 1.459719142645972) internal successors, (3950), 2736 states have internal predecessors, (3950), 754 states have call successors, (754), 94 states have call predecessors, (754), 93 states have return successors, (743), 740 states have call predecessors, (743), 743 states have call successors, (743) Second operand has 6 states, 6 states have (on average 13.0) internal successors, (78), 2 states have internal predecessors, (78), 2 states have call successors, (41), 6 states have call predecessors, (41), 2 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) [2023-11-12 02:07:14,267 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-12 02:07:22,290 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-12 02:07:24,296 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-12 02:07:26,301 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []