./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--block--rsxx--rsxx.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_db6e9640-7af3-4abf-8fe2-e11f5f0828cd/bin/uautomizer-verify-uTZkv6EMXl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db6e9640-7af3-4abf-8fe2-e11f5f0828cd/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_db6e9640-7af3-4abf-8fe2-e11f5f0828cd/bin/uautomizer-verify-uTZkv6EMXl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db6e9640-7af3-4abf-8fe2-e11f5f0828cd/bin/uautomizer-verify-uTZkv6EMXl/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--block--rsxx--rsxx.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db6e9640-7af3-4abf-8fe2-e11f5f0828cd/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_db6e9640-7af3-4abf-8fe2-e11f5f0828cd/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 66bf0b457d4d5112c0b99aeef3b038fb34481370a385df3d77d1a982d2cba2ad --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 02:16:10,437 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 02:16:10,569 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db6e9640-7af3-4abf-8fe2-e11f5f0828cd/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-12 02:16:10,580 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 02:16:10,581 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 02:16:10,620 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 02:16:10,620 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 02:16:10,621 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 02:16:10,623 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 02:16:10,628 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 02:16:10,630 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 02:16:10,630 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 02:16:10,631 INFO L153 SettingsManager]: * Use SBE=true [2023-11-12 02:16:10,633 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 02:16:10,633 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 02:16:10,634 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 02:16:10,634 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 02:16:10,635 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 02:16:10,635 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 02:16:10,636 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 02:16:10,636 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 02:16:10,637 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 02:16:10,638 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 02:16:10,638 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 02:16:10,638 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 02:16:10,639 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:16:10,639 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 02:16:10,640 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 02:16:10,640 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 02:16:10,641 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-12 02:16:10,642 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 02:16:10,642 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-12 02:16:10,643 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 02:16:10,643 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-12 02:16:10,643 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 02:16:10,643 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-12 02:16:10,644 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_db6e9640-7af3-4abf-8fe2-e11f5f0828cd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db6e9640-7af3-4abf-8fe2-e11f5f0828cd/bin/uautomizer-verify-uTZkv6EMXl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 66bf0b457d4d5112c0b99aeef3b038fb34481370a385df3d77d1a982d2cba2ad [2023-11-12 02:16:10,946 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 02:16:10,981 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 02:16:10,984 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 02:16:10,985 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 02:16:10,986 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 02:16:10,988 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db6e9640-7af3-4abf-8fe2-e11f5f0828cd/bin/uautomizer-verify-uTZkv6EMXl/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--block--rsxx--rsxx.ko-entry_point.cil.out.i [2023-11-12 02:16:14,141 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 02:16:14,935 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 02:16:14,936 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db6e9640-7af3-4abf-8fe2-e11f5f0828cd/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--block--rsxx--rsxx.ko-entry_point.cil.out.i [2023-11-12 02:16:15,002 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db6e9640-7af3-4abf-8fe2-e11f5f0828cd/bin/uautomizer-verify-uTZkv6EMXl/data/69a1cf38a/7075b54bed0944ad8a4ce507e2828735/FLAGb32cd6596 [2023-11-12 02:16:15,023 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db6e9640-7af3-4abf-8fe2-e11f5f0828cd/bin/uautomizer-verify-uTZkv6EMXl/data/69a1cf38a/7075b54bed0944ad8a4ce507e2828735 [2023-11-12 02:16:15,029 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 02:16:15,031 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 02:16:15,035 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 02:16:15,037 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 02:16:15,043 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 02:16:15,044 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:16:15" (1/1) ... [2023-11-12 02:16:15,045 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60ff0c12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:16:15, skipping insertion in model container [2023-11-12 02:16:15,045 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:16:15" (1/1) ... [2023-11-12 02:16:15,268 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 02:16:18,950 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_db6e9640-7af3-4abf-8fe2-e11f5f0828cd/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--block--rsxx--rsxx.ko-entry_point.cil.out.i[348806,348819] [2023-11-12 02:16:19,275 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:16:19,339 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 02:16:19,536 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bswapl %0": "=r" (val): "0" (val)); [4166] [2023-11-12 02:16:19,569 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bsfl %1,%0": "=r" (r): "rm" (x), "0" (-1)); [4723] [2023-11-12 02:16:19,619 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [5842] [2023-11-12 02:16:19,718 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/10747/dscv_tempdir/dscv/ri/32_7a/drivers/block/rsxx/cregs.c"), "i" (378), "i" (12UL)); [7950-7951] [2023-11-12 02:16:19,736 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_1": "=a" (__ret_pu): "0" (__pu_val), "c" (& ucmd->stat): "ebx"); [8274] [2023-11-12 02:16:19,737 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_2": "=a" (__ret_pu): "0" (__pu_val), "c" (& ucmd->stat): "ebx"); [8277] [2023-11-12 02:16:19,737 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_4": "=a" (__ret_pu): "0" (__pu_val), "c" (& ucmd->stat): "ebx"); [8280] [2023-11-12 02:16:19,738 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_8": "=a" (__ret_pu): "0" (__pu_val), "c" (& ucmd->stat): "ebx"); [8283] [2023-11-12 02:16:19,738 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_X": "=a" (__ret_pu): "0" (__pu_val), "c" (& ucmd->stat): "ebx"); [8286] [2023-11-12 02:16:19,812 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [8998] [2023-11-12 02:16:19,812 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [9005] [2023-11-12 02:16:19,813 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; decl %0; sete %1": "+m" (v->counter), "=qm" (c): : "memory"); [9022-9023] [2023-11-12 02:16:19,904 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; addl %1,%0": "+m" (v->counter): "ir" (i)); [9647] [2023-11-12 02:16:19,904 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; subl %1,%0": "+m" (v->counter): "ir" (i)); [9654] [2023-11-12 02:16:19,905 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; incl %0": "+m" (v->counter)); [9661] [2023-11-12 02:16:19,905 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; decl %0": "+m" (v->counter)); [9668] [2023-11-12 02:16:19,910 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" (84), "i" (12UL)); [9782-9783] [2023-11-12 02:16:19,912 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" (96), "i" (12UL)); [9806-9807] [2023-11-12 02:16:19,989 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [10447] [2023-11-12 02:16:20,127 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_db6e9640-7af3-4abf-8fe2-e11f5f0828cd/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--block--rsxx--rsxx.ko-entry_point.cil.out.i[348806,348819] [2023-11-12 02:16:20,150 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:16:20,383 INFO L206 MainTranslator]: Completed translation [2023-11-12 02:16:20,384 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:16:20 WrapperNode [2023-11-12 02:16:20,385 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 02:16:20,386 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 02:16:20,386 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 02:16:20,386 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 02:16:20,394 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:16:20" (1/1) ... [2023-11-12 02:16:20,552 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:16:20" (1/1) ... [2023-11-12 02:16:20,801 INFO L138 Inliner]: procedures = 566, calls = 3732, calls flagged for inlining = 225, calls inlined = 183, statements flattened = 6521 [2023-11-12 02:16:20,802 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 02:16:20,803 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 02:16:20,803 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 02:16:20,803 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 02:16:20,814 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:16:20" (1/1) ... [2023-11-12 02:16:20,814 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:16:20" (1/1) ... [2023-11-12 02:16:20,847 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:16:20" (1/1) ... [2023-11-12 02:16:20,848 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:16:20" (1/1) ... [2023-11-12 02:16:21,044 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:16:20" (1/1) ... [2023-11-12 02:16:21,083 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:16:20" (1/1) ... [2023-11-12 02:16:21,121 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:16:20" (1/1) ... [2023-11-12 02:16:21,152 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:16:20" (1/1) ... [2023-11-12 02:16:21,201 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 02:16:21,202 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 02:16:21,202 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 02:16:21,202 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 02:16:21,203 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:16:20" (1/1) ... [2023-11-12 02:16:21,211 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:16:21,224 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db6e9640-7af3-4abf-8fe2-e11f5f0828cd/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:16:21,240 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db6e9640-7af3-4abf-8fe2-e11f5f0828cd/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 02:16:21,262 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db6e9640-7af3-4abf-8fe2-e11f5f0828cd/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 02:16:21,289 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2023-11-12 02:16:21,289 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2023-11-12 02:16:21,289 INFO L130 BoogieDeclarations]: Found specification of procedure bio_endio [2023-11-12 02:16:21,289 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_endio [2023-11-12 02:16:21,289 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2023-11-12 02:16:21,290 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2023-11-12 02:16:21,290 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_create [2023-11-12 02:16:21,290 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_create [2023-11-12 02:16:21,291 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-12 02:16:21,291 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-12 02:16:21,291 INFO L130 BoogieDeclarations]: Found specification of procedure __disable_intr [2023-11-12 02:16:21,291 INFO L138 BoogieDeclarations]: Found implementation of procedure __disable_intr [2023-11-12 02:16:21,292 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_hw_buffers_init [2023-11-12 02:16:21,292 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_hw_buffers_init [2023-11-12 02:16:21,293 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_page [2023-11-12 02:16:21,293 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_page [2023-11-12 02:16:21,293 INFO L130 BoogieDeclarations]: Found specification of procedure config_data_crc32 [2023-11-12 02:16:21,293 INFO L138 BoogieDeclarations]: Found implementation of procedure config_data_crc32 [2023-11-12 02:16:21,296 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-12 02:16:21,296 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-12 02:16:21,296 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_dma_configure [2023-11-12 02:16:21,296 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_dma_configure [2023-11-12 02:16:21,296 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2023-11-12 02:16:21,297 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2023-11-12 02:16:21,297 INFO L130 BoogieDeclarations]: Found specification of procedure creg_queue_cmd [2023-11-12 02:16:21,297 INFO L138 BoogieDeclarations]: Found implementation of procedure creg_queue_cmd [2023-11-12 02:16:21,297 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_cleanup_dma_queue [2023-11-12 02:16:21,297 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_cleanup_dma_queue [2023-11-12 02:16:21,298 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_free_dma [2023-11-12 02:16:21,298 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_free_dma [2023-11-12 02:16:21,298 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_3 [2023-11-12 02:16:21,298 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_3 [2023-11-12 02:16:21,298 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-12 02:16:21,298 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-12 02:16:21,298 INFO L130 BoogieDeclarations]: Found specification of procedure queue_flag_set_unlocked [2023-11-12 02:16:21,299 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_flag_set_unlocked [2023-11-12 02:16:21,299 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_dma_cancel [2023-11-12 02:16:21,299 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_dma_cancel [2023-11-12 02:16:21,299 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2023-11-12 02:16:21,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2023-11-12 02:16:21,299 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_dev_cleanup [2023-11-12 02:16:21,300 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_dev_cleanup [2023-11-12 02:16:21,300 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_get_card_state [2023-11-12 02:16:21,300 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_get_card_state [2023-11-12 02:16:21,300 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-12 02:16:21,300 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-12 02:16:21,300 INFO L130 BoogieDeclarations]: Found specification of procedure ssleep [2023-11-12 02:16:21,301 INFO L138 BoogieDeclarations]: Found implementation of procedure ssleep [2023-11-12 02:16:21,301 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_cram_write [2023-11-12 02:16:21,301 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_cram_write [2023-11-12 02:16:21,302 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2023-11-12 02:16:21,303 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2023-11-12 02:16:21,303 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2023-11-12 02:16:21,303 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2023-11-12 02:16:21,304 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-12 02:16:21,304 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-12 02:16:21,304 INFO L130 BoogieDeclarations]: Found specification of procedure config_data_swab [2023-11-12 02:16:21,305 INFO L138 BoogieDeclarations]: Found implementation of procedure config_data_swab [2023-11-12 02:16:21,305 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 02:16:21,305 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove [2023-11-12 02:16:21,306 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove [2023-11-12 02:16:21,306 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_issue_card_cmd [2023-11-12 02:16:21,306 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_issue_card_cmd [2023-11-12 02:16:21,306 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2023-11-12 02:16:21,306 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2023-11-12 02:16:21,307 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2023-11-12 02:16:21,307 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2023-11-12 02:16:21,307 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2023-11-12 02:16:21,307 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2023-11-12 02:16:21,307 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_detach_dev [2023-11-12 02:16:21,307 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_detach_dev [2023-11-12 02:16:21,308 INFO L130 BoogieDeclarations]: Found specification of procedure CR_INTR_DMA [2023-11-12 02:16:21,308 INFO L138 BoogieDeclarations]: Found implementation of procedure CR_INTR_DMA [2023-11-12 02:16:21,308 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-11-12 02:16:21,308 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-11-12 02:16:21,309 INFO L130 BoogieDeclarations]: Found specification of procedure push_tracker [2023-11-12 02:16:21,309 INFO L138 BoogieDeclarations]: Found implementation of procedure push_tracker [2023-11-12 02:16:21,309 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2023-11-12 02:16:21,309 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2023-11-12 02:16:21,310 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-12 02:16:21,310 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-12 02:16:21,310 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-12 02:16:21,310 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-11-12 02:16:21,310 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-11-12 02:16:21,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-12 02:16:21,310 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2023-11-12 02:16:21,311 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2023-11-12 02:16:21,311 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-12 02:16:21,311 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_6 [2023-11-12 02:16:21,311 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_6 [2023-11-12 02:16:21,311 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_reset_lock_of_NOT_ARG_SIGN [2023-11-12 02:16:21,311 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_reset_lock_of_NOT_ARG_SIGN [2023-11-12 02:16:21,312 INFO L130 BoogieDeclarations]: Found specification of procedure CREG_DATA [2023-11-12 02:16:21,312 INFO L138 BoogieDeclarations]: Found implementation of procedure CREG_DATA [2023-11-12 02:16:21,312 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_blkdev [2023-11-12 02:16:21,312 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_blkdev [2023-11-12 02:16:21,312 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2023-11-12 02:16:21,313 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2023-11-12 02:16:21,313 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2023-11-12 02:16:21,313 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2023-11-12 02:16:21,314 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2023-11-12 02:16:21,314 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2023-11-12 02:16:21,314 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_alloc [2023-11-12 02:16:21,314 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_alloc [2023-11-12 02:16:21,314 INFO L130 BoogieDeclarations]: Found specification of procedure card_event_handler [2023-11-12 02:16:21,314 INFO L138 BoogieDeclarations]: Found implementation of procedure card_event_handler [2023-11-12 02:16:21,315 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-12 02:16:21,316 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-12 02:16:21,316 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2023-11-12 02:16:21,316 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2023-11-12 02:16:21,316 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2023-11-12 02:16:21,316 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2023-11-12 02:16:21,316 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2023-11-12 02:16:21,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2023-11-12 02:16:21,317 INFO L130 BoogieDeclarations]: Found specification of procedure timer_pending [2023-11-12 02:16:21,317 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_pending [2023-11-12 02:16:21,317 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_creg_write [2023-11-12 02:16:21,317 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_creg_write [2023-11-12 02:16:21,318 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-12 02:16:21,318 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_6 [2023-11-12 02:16:21,318 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_6 [2023-11-12 02:16:21,318 INFO L130 BoogieDeclarations]: Found specification of procedure seq_lseek [2023-11-12 02:16:21,318 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_lseek [2023-11-12 02:16:21,318 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2023-11-12 02:16:21,319 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2023-11-12 02:16:21,319 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 02:16:21,319 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_6 [2023-11-12 02:16:21,319 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_6 [2023-11-12 02:16:21,320 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-12 02:16:21,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-12 02:16:21,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-12 02:16:21,320 INFO L130 BoogieDeclarations]: Found specification of procedure blk_cleanup_queue [2023-11-12 02:16:21,321 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_cleanup_queue [2023-11-12 02:16:21,322 INFO L130 BoogieDeclarations]: Found specification of procedure dma_intr_coal_val [2023-11-12 02:16:21,322 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_intr_coal_val [2023-11-12 02:16:21,323 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2023-11-12 02:16:21,324 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2023-11-12 02:16:21,326 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_pci_remove [2023-11-12 02:16:21,327 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_pci_remove [2023-11-12 02:16:21,327 INFO L130 BoogieDeclarations]: Found specification of procedure __list_splice [2023-11-12 02:16:21,327 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_splice [2023-11-12 02:16:21,328 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2023-11-12 02:16:21,328 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2023-11-12 02:16:21,329 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2023-11-12 02:16:21,329 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2023-11-12 02:16:21,330 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2023-11-12 02:16:21,336 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2023-11-12 02:16:21,336 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_dma_destroy [2023-11-12 02:16:21,336 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_dma_destroy [2023-11-12 02:16:21,336 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_dma_queue_reset [2023-11-12 02:16:21,337 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_dma_queue_reset [2023-11-12 02:16:21,337 INFO L130 BoogieDeclarations]: Found specification of procedure __issue_creg_rw [2023-11-12 02:16:21,337 INFO L138 BoogieDeclarations]: Found implementation of procedure __issue_creg_rw [2023-11-12 02:16:21,337 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2023-11-12 02:16:21,337 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2023-11-12 02:16:21,337 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_dev_lock_of_rsxx_cardinfo [2023-11-12 02:16:21,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_dev_lock_of_rsxx_cardinfo [2023-11-12 02:16:21,338 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 02:16:21,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 02:16:21,338 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2023-11-12 02:16:21,338 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2023-11-12 02:16:21,338 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2023-11-12 02:16:21,338 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2023-11-12 02:16:21,339 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-12 02:16:21,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-12 02:16:21,339 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-12 02:16:21,339 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-12 02:16:21,339 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_creg_read [2023-11-12 02:16:21,339 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_creg_read [2023-11-12 02:16:21,340 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_reset_lock_of_NOT_ARG_SIGN [2023-11-12 02:16:21,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_reset_lock_of_NOT_ARG_SIGN [2023-11-12 02:16:21,340 INFO L130 BoogieDeclarations]: Found specification of procedure file_inode [2023-11-12 02:16:21,340 INFO L138 BoogieDeclarations]: Found implementation of procedure file_inode [2023-11-12 02:16:21,340 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2023-11-12 02:16:21,340 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2023-11-12 02:16:21,340 INFO L130 BoogieDeclarations]: Found specification of procedure seq_read [2023-11-12 02:16:21,341 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_read [2023-11-12 02:16:21,341 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_byte [2023-11-12 02:16:21,341 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_byte [2023-11-12 02:16:21,341 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_dev_lock_of_rsxx_cardinfo [2023-11-12 02:16:21,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_dev_lock_of_rsxx_cardinfo [2023-11-12 02:16:21,341 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2023-11-12 02:16:21,341 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2023-11-12 02:16:21,341 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_9 [2023-11-12 02:16:21,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_9 [2023-11-12 02:16:21,342 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-11-12 02:16:21,342 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-11-12 02:16:21,342 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-12 02:16:21,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-12 02:16:21,342 INFO L130 BoogieDeclarations]: Found specification of procedure dev_crit [2023-11-12 02:16:21,343 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_crit [2023-11-12 02:16:21,343 INFO L130 BoogieDeclarations]: Found specification of procedure set_capacity [2023-11-12 02:16:21,343 INFO L138 BoogieDeclarations]: Found implementation of procedure set_capacity [2023-11-12 02:16:21,343 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_complete_dma [2023-11-12 02:16:21,343 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_complete_dma [2023-11-12 02:16:21,343 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2023-11-12 02:16:21,343 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2023-11-12 02:16:21,344 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-12 02:16:21,344 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-12 02:16:21,344 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 02:16:21,344 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 02:16:21,344 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR_OR_NULL [2023-11-12 02:16:21,344 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR_OR_NULL [2023-11-12 02:16:21,344 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2023-11-12 02:16:21,345 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2023-11-12 02:16:21,345 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_eeh_failure [2023-11-12 02:16:21,345 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_eeh_failure [2023-11-12 02:16:21,345 INFO L130 BoogieDeclarations]: Found specification of procedure card_shutdown [2023-11-12 02:16:21,345 INFO L138 BoogieDeclarations]: Found implementation of procedure card_shutdown [2023-11-12 02:16:21,345 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2023-11-12 02:16:21,417 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2023-11-12 02:16:21,417 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 02:16:21,417 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-11-12 02:16:21,417 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-11-12 02:16:21,417 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2023-11-12 02:16:21,417 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2023-11-12 02:16:21,417 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-12 02:16:21,417 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_reg_access [2023-11-12 02:16:21,417 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_reg_access [2023-11-12 02:16:21,417 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_3 [2023-11-12 02:16:21,417 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_3 [2023-11-12 02:16:21,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-12 02:16:21,418 INFO L130 BoogieDeclarations]: Found specification of procedure creg_kick_queue [2023-11-12 02:16:21,418 INFO L138 BoogieDeclarations]: Found implementation of procedure creg_kick_queue [2023-11-12 02:16:21,418 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_3 [2023-11-12 02:16:21,418 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_3 [2023-11-12 02:16:21,418 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-12 02:16:21,418 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-12 02:16:21,418 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2023-11-12 02:16:21,418 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2023-11-12 02:16:21,418 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-11-12 02:16:21,418 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-11-12 02:16:21,418 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2023-11-12 02:16:21,418 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2023-11-12 02:16:21,419 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2023-11-12 02:16:21,419 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2023-11-12 02:16:21,419 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_dma_cleanup [2023-11-12 02:16:21,419 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_dma_cleanup [2023-11-12 02:16:21,419 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2023-11-12 02:16:21,419 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2023-11-12 02:16:21,419 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2023-11-12 02:16:21,419 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2023-11-12 02:16:21,419 INFO L130 BoogieDeclarations]: Found specification of procedure __alloc_workqueue_key [2023-11-12 02:16:21,419 INFO L138 BoogieDeclarations]: Found implementation of procedure __alloc_workqueue_key [2023-11-12 02:16:21,419 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2023-11-12 02:16:21,419 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2023-11-12 02:16:21,419 INFO L130 BoogieDeclarations]: Found specification of procedure single_open [2023-11-12 02:16:21,420 INFO L138 BoogieDeclarations]: Found implementation of procedure single_open [2023-11-12 02:16:21,420 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_6 [2023-11-12 02:16:21,420 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_6 [2023-11-12 02:16:21,420 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2023-11-12 02:16:21,420 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2023-11-12 02:16:21,420 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_pci_shutdown [2023-11-12 02:16:21,420 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_pci_shutdown [2023-11-12 02:16:21,420 INFO L130 BoogieDeclarations]: Found specification of procedure issue_creg_rw [2023-11-12 02:16:21,420 INFO L138 BoogieDeclarations]: Found implementation of procedure issue_creg_rw [2023-11-12 02:16:21,420 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_card_state_to_str [2023-11-12 02:16:21,420 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_card_state_to_str [2023-11-12 02:16:21,420 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2023-11-12 02:16:21,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2023-11-12 02:16:21,421 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_disable_ier [2023-11-12 02:16:21,421 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_disable_ier [2023-11-12 02:16:21,421 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-12 02:16:21,423 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-12 02:16:21,426 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_file [2023-11-12 02:16:21,426 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_file [2023-11-12 02:16:21,427 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 02:16:21,427 INFO L130 BoogieDeclarations]: Found specification of procedure single_release [2023-11-12 02:16:21,427 INFO L138 BoogieDeclarations]: Found implementation of procedure single_release [2023-11-12 02:16:21,427 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2023-11-12 02:16:21,427 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2023-11-12 02:16:21,427 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_disable_ier_and_isr [2023-11-12 02:16:21,427 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_disable_ier_and_isr [2023-11-12 02:16:21,427 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2023-11-12 02:16:21,427 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2023-11-12 02:16:21,427 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-12 02:16:21,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-12 02:16:21,428 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_destroy [2023-11-12 02:16:21,428 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_destroy [2023-11-12 02:16:21,428 INFO L130 BoogieDeclarations]: Found specification of procedure get_tracker_dma [2023-11-12 02:16:21,428 INFO L138 BoogieDeclarations]: Found implementation of procedure get_tracker_dma [2023-11-12 02:16:21,428 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2023-11-12 02:16:21,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2023-11-12 02:16:21,428 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2023-11-12 02:16:21,428 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2023-11-12 02:16:21,429 INFO L130 BoogieDeclarations]: Found specification of procedure creg_cmd_done [2023-11-12 02:16:21,429 INFO L138 BoogieDeclarations]: Found implementation of procedure creg_cmd_done [2023-11-12 02:16:21,429 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2023-11-12 02:16:21,429 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2023-11-12 02:16:21,429 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2023-11-12 02:16:21,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2023-11-12 02:16:21,429 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_enable_ier_and_isr [2023-11-12 02:16:21,429 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_enable_ier_and_isr [2023-11-12 02:16:21,429 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2023-11-12 02:16:21,429 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2023-11-12 02:16:21,430 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_get_card_size8 [2023-11-12 02:16:21,430 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_get_card_size8 [2023-11-12 02:16:21,430 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_early_9 [2023-11-12 02:16:21,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_early_9 [2023-11-12 02:16:21,430 INFO L130 BoogieDeclarations]: Found specification of procedure ffs [2023-11-12 02:16:21,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ffs [2023-11-12 02:16:21,430 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_read_hw_log [2023-11-12 02:16:21,430 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_read_hw_log [2023-11-12 02:16:21,430 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_3 [2023-11-12 02:16:21,430 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_3 [2023-11-12 02:16:21,431 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2023-11-12 02:16:21,431 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2023-11-12 02:16:21,431 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2023-11-12 02:16:21,431 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2023-11-12 02:16:21,431 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_free [2023-11-12 02:16:21,431 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_free [2023-11-12 02:16:21,431 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-11-12 02:16:21,431 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-11-12 02:16:21,431 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msi [2023-11-12 02:16:21,431 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msi [2023-11-12 02:16:21,432 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_size [2023-11-12 02:16:21,432 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_size [2023-11-12 02:16:21,432 INFO L130 BoogieDeclarations]: Found specification of procedure __enable_intr [2023-11-12 02:16:21,432 INFO L138 BoogieDeclarations]: Found implementation of procedure __enable_intr [2023-11-12 02:16:21,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 02:16:21,432 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2023-11-12 02:16:21,432 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2023-11-12 02:16:22,478 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 02:16:22,491 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 02:16:22,641 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-12 02:16:33,971 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 02:16:34,002 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 02:16:34,003 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 02:16:34,008 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:16:34 BoogieIcfgContainer [2023-11-12 02:16:34,009 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 02:16:34,013 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 02:16:34,013 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 02:16:34,017 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 02:16:34,018 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 02:16:15" (1/3) ... [2023-11-12 02:16:34,018 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47f1c33f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:16:34, skipping insertion in model container [2023-11-12 02:16:34,019 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:16:20" (2/3) ... [2023-11-12 02:16:34,020 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47f1c33f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:16:34, skipping insertion in model container [2023-11-12 02:16:34,020 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:16:34" (3/3) ... [2023-11-12 02:16:34,022 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--block--rsxx--rsxx.ko-entry_point.cil.out.i [2023-11-12 02:16:34,044 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 02:16:34,044 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 02:16:34,173 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 02:16:34,183 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;@1a68a184, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-12 02:16:34,183 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 02:16:34,201 INFO L276 IsEmpty]: Start isEmpty. Operand has 2446 states, 1659 states have (on average 1.3122362869198312) internal successors, (2177), 1707 states have internal predecessors, (2177), 633 states have call successors, (633), 153 states have call predecessors, (633), 152 states have return successors, (622), 620 states have call predecessors, (622), 622 states have call successors, (622) [2023-11-12 02:16:34,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 298 [2023-11-12 02:16:34,259 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:16:34,261 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:16:34,261 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:16:34,269 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:16:34,269 INFO L85 PathProgramCache]: Analyzing trace with hash -817231992, now seen corresponding path program 1 times [2023-11-12 02:16:34,283 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:16:34,284 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1492264910] [2023-11-12 02:16:34,284 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:16:34,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:16:34,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:35,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-12 02:16:35,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:35,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:35,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:35,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-12 02:16:35,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:35,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-12 02:16:35,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:35,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:35,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:35,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-12 02:16:35,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:35,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-12 02:16:35,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:35,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:35,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:35,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-12 02:16:35,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:35,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-12 02:16:35,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:35,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:35,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:35,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-12 02:16:35,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:35,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2023-11-12 02:16:35,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:35,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:35,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:35,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-12 02:16:35,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:35,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-11-12 02:16:35,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:35,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:35,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:35,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-12 02:16:35,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:35,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-11-12 02:16:35,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:35,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:35,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:35,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-12 02:16:35,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:35,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2023-11-12 02:16:35,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:35,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:35,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:35,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-12 02:16:35,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:35,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2023-11-12 02:16:35,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:35,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:35,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:35,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-12 02:16:35,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:35,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2023-11-12 02:16:35,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:35,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:35,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:35,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2023-11-12 02:16:35,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:35,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:35,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:35,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2023-11-12 02:16:35,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:35,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:35,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:35,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2023-11-12 02:16:35,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:35,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:35,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:35,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2023-11-12 02:16:35,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:35,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:35,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:35,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2023-11-12 02:16:35,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:35,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:35,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:35,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2023-11-12 02:16:35,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:35,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:35,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:35,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2023-11-12 02:16:35,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:35,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:35,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:35,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2023-11-12 02:16:35,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:35,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:35,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:35,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2023-11-12 02:16:35,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:35,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:35,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:35,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2023-11-12 02:16:35,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:35,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2023-11-12 02:16:35,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:35,996 INFO L134 CoverageAnalysis]: Checked inductivity of 909 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 909 trivial. 0 not checked. [2023-11-12 02:16:35,997 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:16:35,997 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1492264910] [2023-11-12 02:16:35,998 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1492264910] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:16:35,998 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:16:35,999 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-12 02:16:36,001 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1856172505] [2023-11-12 02:16:36,002 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:16:36,007 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-12 02:16:36,008 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:16:36,041 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-12 02:16:36,042 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-12 02:16:36,050 INFO L87 Difference]: Start difference. First operand has 2446 states, 1659 states have (on average 1.3122362869198312) internal successors, (2177), 1707 states have internal predecessors, (2177), 633 states have call successors, (633), 153 states have call predecessors, (633), 152 states have return successors, (622), 620 states have call predecessors, (622), 622 states have call successors, (622) Second operand has 5 states, 5 states have (on average 13.8) internal successors, (69), 2 states have internal predecessors, (69), 2 states have call successors, (28), 5 states have call predecessors, (28), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2023-11-12 02:16:39,104 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 02:16:41,110 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-12 02:16:43,116 WARN L539 Checker$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 02:16:50,364 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:16:50,364 INFO L93 Difference]: Finished difference Result 5205 states and 7598 transitions. [2023-11-12 02:16:50,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-12 02:16:50,370 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.8) internal successors, (69), 2 states have internal predecessors, (69), 2 states have call successors, (28), 5 states have call predecessors, (28), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 297 [2023-11-12 02:16:50,371 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:16:50,432 INFO L225 Difference]: With dead ends: 5205 [2023-11-12 02:16:50,432 INFO L226 Difference]: Without dead ends: 2744 [2023-11-12 02:16:50,458 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 120 GetRequests, 116 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2023-11-12 02:16:50,463 INFO L413 NwaCegarLoop]: 2816 mSDtfsCounter, 2164 mSDsluCounter, 1485 mSDsCounter, 0 mSdLazyCounter, 1583 mSolverCounterSat, 2412 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2188 SdHoareTripleChecker+Valid, 4301 SdHoareTripleChecker+Invalid, 3998 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2412 IncrementalHoareTripleChecker+Valid, 1583 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.8s IncrementalHoareTripleChecker+Time [2023-11-12 02:16:50,470 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2188 Valid, 4301 Invalid, 3998 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2412 Valid, 1583 Invalid, 3 Unknown, 0 Unchecked, 13.8s Time] [2023-11-12 02:16:50,498 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2744 states. [2023-11-12 02:16:50,731 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2744 to 2426. [2023-11-12 02:16:50,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2426 states, 1652 states have (on average 1.3026634382566586) internal successors, (2152), 1687 states have internal predecessors, (2152), 622 states have call successors, (622), 152 states have call predecessors, (622), 151 states have return successors, (612), 610 states have call predecessors, (612), 612 states have call successors, (612) [2023-11-12 02:16:50,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2426 states to 2426 states and 3386 transitions. [2023-11-12 02:16:50,771 INFO L78 Accepts]: Start accepts. Automaton has 2426 states and 3386 transitions. Word has length 297 [2023-11-12 02:16:50,773 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:16:50,773 INFO L495 AbstractCegarLoop]: Abstraction has 2426 states and 3386 transitions. [2023-11-12 02:16:50,774 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.8) internal successors, (69), 2 states have internal predecessors, (69), 2 states have call successors, (28), 5 states have call predecessors, (28), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2023-11-12 02:16:50,774 INFO L276 IsEmpty]: Start isEmpty. Operand 2426 states and 3386 transitions. [2023-11-12 02:16:50,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2023-11-12 02:16:50,791 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:16:50,791 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:16:50,792 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-12 02:16:50,792 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:16:50,793 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:16:50,793 INFO L85 PathProgramCache]: Analyzing trace with hash 18751480, now seen corresponding path program 1 times [2023-11-12 02:16:50,793 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:16:50,793 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1014922368] [2023-11-12 02:16:50,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:16:50,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:16:51,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:51,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-12 02:16:51,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:51,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:51,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:51,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-12 02:16:51,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:51,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-12 02:16:51,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:51,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:51,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:51,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-12 02:16:51,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:51,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-12 02:16:51,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:51,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:51,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:51,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-12 02:16:51,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:51,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-12 02:16:51,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:51,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:51,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:51,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-12 02:16:51,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:51,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2023-11-12 02:16:51,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:51,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:51,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:51,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-12 02:16:51,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:51,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-11-12 02:16:51,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:51,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:51,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:51,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-12 02:16:51,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:51,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-11-12 02:16:51,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:51,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:51,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:51,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-12 02:16:51,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:51,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2023-11-12 02:16:51,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:51,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:51,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:51,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-12 02:16:51,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:51,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2023-11-12 02:16:51,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:51,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:51,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:51,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-12 02:16:51,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:51,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2023-11-12 02:16:51,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:51,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:51,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:51,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2023-11-12 02:16:51,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:51,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:51,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:51,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2023-11-12 02:16:51,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:51,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:51,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:51,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2023-11-12 02:16:51,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:51,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:51,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:51,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2023-11-12 02:16:51,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:51,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:51,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:51,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2023-11-12 02:16:51,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:51,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:51,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:51,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2023-11-12 02:16:51,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:52,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:52,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:52,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2023-11-12 02:16:52,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:52,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:52,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:52,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2023-11-12 02:16:52,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:52,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:52,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:52,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2023-11-12 02:16:52,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:52,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:52,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:52,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2023-11-12 02:16:52,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:52,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2023-11-12 02:16:52,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:52,098 INFO L134 CoverageAnalysis]: Checked inductivity of 909 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 909 trivial. 0 not checked. [2023-11-12 02:16:52,098 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:16:52,099 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1014922368] [2023-11-12 02:16:52,099 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1014922368] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:16:52,099 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:16:52,099 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-12 02:16:52,100 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1157286097] [2023-11-12 02:16:52,100 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:16:52,101 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-12 02:16:52,102 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:16:52,103 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-12 02:16:52,103 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-11-12 02:16:52,103 INFO L87 Difference]: Start difference. First operand 2426 states and 3386 transitions. Second operand has 6 states, 6 states have (on average 11.333333333333334) internal successors, (68), 3 states have internal predecessors, (68), 2 states have call successors, (28), 5 states have call predecessors, (28), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2023-11-12 02:16:55,165 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-12 02:16:57,172 WARN L539 Checker$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 02:16:59,182 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 []