./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--input--joystick--analog.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1a4b25d-7180-4ec8-96ca-99c998b58011/bin/uautomizer-verify-bycVGegfSx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1a4b25d-7180-4ec8-96ca-99c998b58011/bin/uautomizer-verify-bycVGegfSx/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1a4b25d-7180-4ec8-96ca-99c998b58011/bin/uautomizer-verify-bycVGegfSx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1a4b25d-7180-4ec8-96ca-99c998b58011/bin/uautomizer-verify-bycVGegfSx/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--input--joystick--analog.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1a4b25d-7180-4ec8-96ca-99c998b58011/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1a4b25d-7180-4ec8-96ca-99c998b58011/bin/uautomizer-verify-bycVGegfSx --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c9ee75e44352b6ea6b091abc908af4681506ed391b6529699b0d4480d6bf973b --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 22:07:59,717 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 22:07:59,798 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1a4b25d-7180-4ec8-96ca-99c998b58011/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Overflow-64bit-Automizer_Default.epf [2023-11-21 22:07:59,803 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 22:07:59,804 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 22:07:59,834 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 22:07:59,835 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 22:07:59,836 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 22:07:59,836 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-21 22:07:59,837 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-21 22:07:59,838 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 22:07:59,838 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-21 22:07:59,839 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 22:07:59,840 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 22:07:59,841 INFO L153 SettingsManager]: * Use SBE=true [2023-11-21 22:07:59,841 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 22:07:59,842 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 22:07:59,843 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 22:07:59,843 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 22:07:59,844 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 22:07:59,845 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 22:07:59,845 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 22:07:59,846 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 22:07:59,847 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 22:07:59,847 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 22:07:59,848 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 22:07:59,848 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 22:07:59,849 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-21 22:07:59,850 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-21 22:07:59,850 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-21 22:07:59,851 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:07:59,851 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 22:07:59,852 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 22:07:59,852 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 22:07:59,853 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-21 22:07:59,853 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 22:07:59,853 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-21 22:07:59,854 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-21 22:07:59,854 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 22:07:59,855 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-21 22:07:59,855 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 22:07:59,856 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_c1a4b25d-7180-4ec8-96ca-99c998b58011/bin/uautomizer-verify-bycVGegfSx/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1a4b25d-7180-4ec8-96ca-99c998b58011/bin/uautomizer-verify-bycVGegfSx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c9ee75e44352b6ea6b091abc908af4681506ed391b6529699b0d4480d6bf973b [2023-11-21 22:08:00,096 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 22:08:00,135 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 22:08:00,138 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 22:08:00,139 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 22:08:00,140 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 22:08:00,141 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1a4b25d-7180-4ec8-96ca-99c998b58011/bin/uautomizer-verify-bycVGegfSx/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--input--joystick--analog.ko-entry_point.cil.out.i [2023-11-21 22:08:03,345 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 22:08:03,863 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 22:08:03,864 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1a4b25d-7180-4ec8-96ca-99c998b58011/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--input--joystick--analog.ko-entry_point.cil.out.i [2023-11-21 22:08:03,895 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1a4b25d-7180-4ec8-96ca-99c998b58011/bin/uautomizer-verify-bycVGegfSx/data/fefa3de8a/8ad3cb3e30eb4b339682b55b7a791453/FLAGffcfc9a3b [2023-11-21 22:08:03,911 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1a4b25d-7180-4ec8-96ca-99c998b58011/bin/uautomizer-verify-bycVGegfSx/data/fefa3de8a/8ad3cb3e30eb4b339682b55b7a791453 [2023-11-21 22:08:03,914 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 22:08:03,915 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 22:08:03,917 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 22:08:03,917 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 22:08:03,923 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 22:08:03,924 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:08:03" (1/1) ... [2023-11-21 22:08:03,925 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4cc76fc8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:08:03, skipping insertion in model container [2023-11-21 22:08:03,925 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:08:03" (1/1) ... [2023-11-21 22:08:04,076 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 22:08:04,644 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2550] [2023-11-21 22:08:04,645 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [2551-2552] [2023-11-21 22:08:05,338 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:08:05,378 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 22:08:05,473 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2550] [2023-11-21 22:08:05,474 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [2551-2552] [2023-11-21 22:08:05,476 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; bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [2634] [2023-11-21 22:08:05,479 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("661:\n\tcall __sw_hweight32\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (4*32+23)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0xf3,0x40,0x0f,0xb8,0xc7\n6641:\n\t.popsection": "=a" (res): "D" (w)); [2643] [2023-11-21 22:08:05,483 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 *)"./arch/x86/include/asm/paravirt.h"), "i" (179), "i" (12UL)); [2687-2688] [2023-11-21 22:08:05,484 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("771:\n\tcall *%c6;\n772:\n.pushsection .parainstructions,\"a\"\n .balign 8 \n .quad 771b\n .byte %c5\n .byte 772b-771b\n .short %c7\n.popsection\n": "=D" (__edi), "=S" (__esi), "=d" (__edx), "=c" (__ecx), "=a" (__eax): [paravirt_typenum] "i" (34UL), [paravirt_opptr] "i" (& pv_cpu_ops.read_tsc), [paravirt_clobber] "i" (511): "memory", "cc", "r8", "r9", "r10", "r11"); [2693-2696] [2023-11-21 22:08:05,486 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 *)"./arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [2719-2720] [2023-11-21 22:08:05,486 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("771:\n\tcall *%c2;\n772:\n.pushsection .parainstructions,\"a\"\n .balign 8 \n .quad 771b\n .byte %c1\n .byte 772b-771b\n .short %c3\n.popsection\n": "=a" (__eax): [paravirt_typenum] "i" (44UL), [paravirt_opptr] "i" (& pv_irq_ops.save_fl.func), [paravirt_clobber] "i" (1): "memory", "cc"); [2725-2727] [2023-11-21 22:08:05,488 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 *)"./arch/x86/include/asm/paravirt.h"), "i" (809), "i" (12UL)); [2749-2750] [2023-11-21 22:08:05,488 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("771:\n\tcall *%c2;\n772:\n.pushsection .parainstructions,\"a\"\n .balign 8 \n .quad 771b\n .byte %c1\n .byte 772b-771b\n .short %c3\n.popsection\n": "=a" (__eax): [paravirt_typenum] "i" (45UL), [paravirt_opptr] "i" (& pv_irq_ops.restore_fl.func), [paravirt_clobber] "i" (1), "D" (f): "memory", "cc"); [2755-2757] [2023-11-21 22:08:05,496 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 *)"./arch/x86/include/asm/paravirt.h"), "i" (814), "i" (12UL)); [2778-2779] [2023-11-21 22:08:05,497 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("771:\n\tcall *%c2;\n772:\n.pushsection .parainstructions,\"a\"\n .balign 8 \n .quad 771b\n .byte %c1\n .byte 772b-771b\n .short %c3\n.popsection\n": "=a" (__eax): [paravirt_typenum] "i" (46UL), [paravirt_opptr] "i" (& pv_irq_ops.irq_disable.func), [paravirt_clobber] "i" (1): "memory", "cc"); [2784-2786] [2023-11-21 22:08:05,499 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [2810] [2023-11-21 22:08:05,499 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [2818] [2023-11-21 22:08:05,651 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:08:05,733 INFO L206 MainTranslator]: Completed translation [2023-11-21 22:08:05,734 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:08:05 WrapperNode [2023-11-21 22:08:05,734 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 22:08:05,735 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 22:08:05,763 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 22:08:05,763 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 22:08:05,772 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:08:05" (1/1) ... [2023-11-21 22:08:05,865 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:08:05" (1/1) ... [2023-11-21 22:08:06,008 INFO L138 Inliner]: procedures = 118, calls = 678, calls flagged for inlining = 41, calls inlined = 39, statements flattened = 2563 [2023-11-21 22:08:06,008 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 22:08:06,009 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 22:08:06,009 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 22:08:06,010 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 22:08:06,028 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:08:05" (1/1) ... [2023-11-21 22:08:06,029 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:08:05" (1/1) ... [2023-11-21 22:08:06,065 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:08:05" (1/1) ... [2023-11-21 22:08:06,230 INFO L187 HeapSplitter]: Split 442 memory accesses to 19 slices as follows [2, 26, 18, 3, 2, 20, 51, 1, 3, 249, 1, 7, 5, 7, 6, 9, 9, 5, 18] [2023-11-21 22:08:06,238 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:08:05" (1/1) ... [2023-11-21 22:08:06,239 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:08:05" (1/1) ... [2023-11-21 22:08:06,301 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:08:05" (1/1) ... [2023-11-21 22:08:06,317 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:08:05" (1/1) ... [2023-11-21 22:08:06,336 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:08:05" (1/1) ... [2023-11-21 22:08:06,355 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:08:05" (1/1) ... [2023-11-21 22:08:06,394 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 22:08:06,396 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 22:08:06,396 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 22:08:06,397 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 22:08:06,398 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:08:05" (1/1) ... [2023-11-21 22:08:06,444 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:08:06,456 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1a4b25d-7180-4ec8-96ca-99c998b58011/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:08:06,468 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1a4b25d-7180-4ec8-96ca-99c998b58011/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-21 22:08:06,470 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1a4b25d-7180-4ec8-96ca-99c998b58011/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-21 22:08:06,501 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_trigger [2023-11-21 22:08:06,501 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_trigger [2023-11-21 22:08:06,502 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2023-11-21 22:08:06,502 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2023-11-21 22:08:06,502 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_disable [2023-11-21 22:08:06,503 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_disable [2023-11-21 22:08:06,504 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2023-11-21 22:08:06,505 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2023-11-21 22:08:06,505 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_hweight16 [2023-11-21 22:08:06,506 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_hweight16 [2023-11-21 22:08:06,506 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-21 22:08:06,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-21 22:08:06,508 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-11-21 22:08:06,509 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-11-21 22:08:06,509 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2023-11-21 22:08:06,509 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2023-11-21 22:08:06,513 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2023-11-21 22:08:06,513 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2023-11-21 22:08:06,514 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2023-11-21 22:08:06,514 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2023-11-21 22:08:06,514 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2023-11-21 22:08:06,515 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2023-11-21 22:08:06,516 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2023-11-21 22:08:06,517 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2023-11-21 22:08:06,517 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2023-11-21 22:08:06,521 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2023-11-21 22:08:06,522 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2023-11-21 22:08:06,522 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2023-11-21 22:08:06,523 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2023-11-21 22:08:06,523 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2023-11-21 22:08:06,523 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2023-11-21 22:08:06,523 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_get_drvdata [2023-11-21 22:08:06,524 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_get_drvdata [2023-11-21 22:08:06,524 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_read [2023-11-21 22:08:06,524 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_read [2023-11-21 22:08:06,525 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-21 22:08:06,525 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-21 22:08:06,525 INFO L130 BoogieDeclarations]: Found specification of procedure strlcat [2023-11-21 22:08:06,525 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcat [2023-11-21 22:08:06,525 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_open [2023-11-21 22:08:06,525 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_open [2023-11-21 22:08:06,525 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_on [2023-11-21 22:08:06,525 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_on [2023-11-21 22:08:06,526 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-21 22:08:06,526 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-11-21 22:08:06,526 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2023-11-21 22:08:06,526 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2023-11-21 22:08:06,526 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2023-11-21 22:08:06,526 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2023-11-21 22:08:06,527 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2023-11-21 22:08:06,527 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2023-11-21 22:08:06,527 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2023-11-21 22:08:06,527 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2023-11-21 22:08:06,527 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2023-11-21 22:08:06,527 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2023-11-21 22:08:06,528 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2023-11-21 22:08:06,528 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2023-11-21 22:08:06,528 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2023-11-21 22:08:06,528 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2023-11-21 22:08:06,528 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2023-11-21 22:08:06,529 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2023-11-21 22:08:06,529 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2023-11-21 22:08:06,529 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2023-11-21 22:08:06,529 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2023-11-21 22:08:06,529 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_hweight32 [2023-11-21 22:08:06,530 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_hweight32 [2023-11-21 22:08:06,530 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2023-11-21 22:08:06,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2023-11-21 22:08:06,530 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-21 22:08:06,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-21 22:08:06,531 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-21 22:08:06,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-21 22:08:06,531 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 22:08:06,531 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 22:08:06,531 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 22:08:06,531 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_save [2023-11-21 22:08:06,532 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_save [2023-11-21 22:08:06,532 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 22:08:06,532 INFO L130 BoogieDeclarations]: Found specification of procedure analog_poll [2023-11-21 22:08:06,532 INFO L138 BoogieDeclarations]: Found implementation of procedure analog_poll [2023-11-21 22:08:06,532 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-21 22:08:06,533 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-21 22:08:06,533 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 22:08:06,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2023-11-21 22:08:06,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2023-11-21 22:08:06,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2023-11-21 22:08:06,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2023-11-21 22:08:06,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2023-11-21 22:08:06,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2023-11-21 22:08:06,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2023-11-21 22:08:06,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2023-11-21 22:08:06,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2023-11-21 22:08:06,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2023-11-21 22:08:06,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2023-11-21 22:08:06,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2023-11-21 22:08:06,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2023-11-21 22:08:06,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2023-11-21 22:08:06,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2023-11-21 22:08:06,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2023-11-21 22:08:06,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2023-11-21 22:08:06,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2023-11-21 22:08:06,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2023-11-21 22:08:06,537 INFO L130 BoogieDeclarations]: Found specification of procedure input_event [2023-11-21 22:08:06,537 INFO L138 BoogieDeclarations]: Found implementation of procedure input_event [2023-11-21 22:08:06,537 INFO L130 BoogieDeclarations]: Found specification of procedure input_set_abs_params [2023-11-21 22:08:06,537 INFO L138 BoogieDeclarations]: Found implementation of procedure input_set_abs_params [2023-11-21 22:08:06,537 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-21 22:08:06,537 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-21 22:08:06,538 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2023-11-21 22:08:06,538 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2023-11-21 22:08:06,538 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_set_drvdata [2023-11-21 22:08:06,538 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_set_drvdata [2023-11-21 22:08:06,538 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2023-11-21 22:08:06,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2023-11-21 22:08:06,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2023-11-21 22:08:06,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2023-11-21 22:08:06,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2023-11-21 22:08:06,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2023-11-21 22:08:06,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2023-11-21 22:08:06,540 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2023-11-21 22:08:06,540 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2023-11-21 22:08:06,540 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2023-11-21 22:08:06,540 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2023-11-21 22:08:06,540 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2023-11-21 22:08:06,541 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2023-11-21 22:08:06,541 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2023-11-21 22:08:06,541 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2023-11-21 22:08:06,541 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2023-11-21 22:08:06,541 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2023-11-21 22:08:06,542 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2023-11-21 22:08:06,542 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2023-11-21 22:08:06,542 INFO L130 BoogieDeclarations]: Found specification of procedure analog_decode [2023-11-21 22:08:06,542 INFO L138 BoogieDeclarations]: Found implementation of procedure analog_decode [2023-11-21 22:08:06,542 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2023-11-21 22:08:06,542 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2023-11-21 22:08:06,543 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_hweight8 [2023-11-21 22:08:06,543 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_hweight8 [2023-11-21 22:08:06,543 INFO L130 BoogieDeclarations]: Found specification of procedure analog_button_read [2023-11-21 22:08:06,543 INFO L138 BoogieDeclarations]: Found implementation of procedure analog_button_read [2023-11-21 22:08:06,543 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 22:08:06,544 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2023-11-21 22:08:06,544 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2023-11-21 22:08:06,544 INFO L130 BoogieDeclarations]: Found specification of procedure input_get_drvdata [2023-11-21 22:08:06,544 INFO L138 BoogieDeclarations]: Found implementation of procedure input_get_drvdata [2023-11-21 22:08:06,544 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2023-11-21 22:08:06,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2023-11-21 22:08:06,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2023-11-21 22:08:06,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2023-11-21 22:08:06,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2023-11-21 22:08:06,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2023-11-21 22:08:06,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2023-11-21 22:08:06,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2023-11-21 22:08:06,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2023-11-21 22:08:06,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2023-11-21 22:08:06,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2023-11-21 22:08:06,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2023-11-21 22:08:06,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2023-11-21 22:08:06,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2023-11-21 22:08:06,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2023-11-21 22:08:06,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2023-11-21 22:08:06,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2023-11-21 22:08:06,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2023-11-21 22:08:06,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2023-11-21 22:08:06,548 INFO L130 BoogieDeclarations]: Found specification of procedure input_unregister_device [2023-11-21 22:08:06,548 INFO L138 BoogieDeclarations]: Found implementation of procedure input_unregister_device [2023-11-21 22:08:06,548 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_close [2023-11-21 22:08:06,549 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_close [2023-11-21 22:08:06,549 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_time [2023-11-21 22:08:06,549 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_time [2023-11-21 22:08:06,549 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-21 22:08:06,549 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-21 22:08:06,549 INFO L130 BoogieDeclarations]: Found specification of procedure analog_disconnect [2023-11-21 22:08:06,550 INFO L138 BoogieDeclarations]: Found implementation of procedure analog_disconnect [2023-11-21 22:08:06,550 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-11-21 22:08:06,550 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-11-21 22:08:06,550 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-11-21 22:08:06,550 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-11-21 22:08:06,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-21 22:08:06,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-11-21 22:08:06,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2023-11-21 22:08:06,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2023-11-21 22:08:06,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2023-11-21 22:08:06,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2023-11-21 22:08:06,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2023-11-21 22:08:06,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2023-11-21 22:08:06,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2023-11-21 22:08:06,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2023-11-21 22:08:06,556 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2023-11-21 22:08:06,556 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2023-11-21 22:08:06,556 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2023-11-21 22:08:06,556 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2023-11-21 22:08:06,556 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2023-11-21 22:08:06,556 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2023-11-21 22:08:06,556 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2023-11-21 22:08:06,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2023-11-21 22:08:06,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2023-11-21 22:08:06,557 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_cooked_read [2023-11-21 22:08:06,557 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_cooked_read [2023-11-21 22:08:06,557 INFO L130 BoogieDeclarations]: Found specification of procedure input_report_key [2023-11-21 22:08:06,557 INFO L138 BoogieDeclarations]: Found implementation of procedure input_report_key [2023-11-21 22:08:06,557 INFO L130 BoogieDeclarations]: Found specification of procedure paravirt_read_tsc [2023-11-21 22:08:06,558 INFO L138 BoogieDeclarations]: Found implementation of procedure paravirt_read_tsc [2023-11-21 22:08:06,558 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-21 22:08:06,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-21 22:08:06,558 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 22:08:06,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 22:08:06,558 INFO L130 BoogieDeclarations]: Found specification of procedure analog_cooked_read [2023-11-21 22:08:06,558 INFO L138 BoogieDeclarations]: Found implementation of procedure analog_cooked_read [2023-11-21 22:08:06,559 INFO L130 BoogieDeclarations]: Found specification of procedure input_report_abs [2023-11-21 22:08:06,559 INFO L138 BoogieDeclarations]: Found implementation of procedure input_report_abs [2023-11-21 22:08:07,037 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 22:08:07,040 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 22:08:07,168 INFO L774 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-21 22:08:09,840 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 22:08:12,063 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 22:08:12,063 INFO L308 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-21 22:08:12,066 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:08:12 BoogieIcfgContainer [2023-11-21 22:08:12,066 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 22:08:12,068 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-21 22:08:12,069 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-21 22:08:12,072 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-21 22:08:12,073 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 10:08:03" (1/3) ... [2023-11-21 22:08:12,074 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42eeeb3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 10:08:12, skipping insertion in model container [2023-11-21 22:08:12,074 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:08:05" (2/3) ... [2023-11-21 22:08:12,075 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42eeeb3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 10:08:12, skipping insertion in model container [2023-11-21 22:08:12,075 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:08:12" (3/3) ... [2023-11-21 22:08:12,076 INFO L112 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--input--joystick--analog.ko-entry_point.cil.out.i [2023-11-21 22:08:12,099 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-21 22:08:12,100 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 235 error locations. [2023-11-21 22:08:12,212 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-21 22:08:12,219 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;@6eb53dcb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-21 22:08:12,220 INFO L358 AbstractCegarLoop]: Starting to check reachability of 235 error locations. [2023-11-21 22:08:12,228 INFO L276 IsEmpty]: Start isEmpty. Operand has 975 states, 558 states have (on average 1.6505376344086022) internal successors, (921), 808 states have internal predecessors, (921), 138 states have call successors, (138), 45 states have call predecessors, (138), 44 states have return successors, (135), 130 states have call predecessors, (135), 135 states have call successors, (135) [2023-11-21 22:08:12,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 22:08:12,238 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 22:08:12,238 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:08:12,239 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr97ASSERT_VIOLATIONINTEGER_OVERFLOW === [analog_pollErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, analog_pollErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, analog_pollErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 232 more)] === [2023-11-21 22:08:12,245 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:08:12,245 INFO L85 PathProgramCache]: Analyzing trace with hash -1392207840, now seen corresponding path program 1 times [2023-11-21 22:08:12,255 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:08:12,256 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [246246329] [2023-11-21 22:08:12,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:08:12,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:08:12,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:08:12,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:08:12,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:08:12,911 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:08:12,912 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:08:12,913 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [246246329] [2023-11-21 22:08:12,915 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [246246329] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:08:12,915 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:08:12,915 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-21 22:08:12,917 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1054702353] [2023-11-21 22:08:12,918 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:08:12,923 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-21 22:08:12,923 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:08:12,957 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-21 22:08:12,961 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-21 22:08:12,967 INFO L87 Difference]: Start difference. First operand has 975 states, 558 states have (on average 1.6505376344086022) internal successors, (921), 808 states have internal predecessors, (921), 138 states have call successors, (138), 45 states have call predecessors, (138), 44 states have return successors, (135), 130 states have call predecessors, (135), 135 states have call successors, (135) Second operand has 4 states, 4 states have (on average 3.25) internal successors, (13), 3 states have internal predecessors, (13), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-21 22:08:16,193 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:08:16,193 INFO L93 Difference]: Finished difference Result 1983 states and 2465 transitions. [2023-11-21 22:08:16,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-21 22:08:16,207 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 3.25) internal successors, (13), 3 states have internal predecessors, (13), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 15 [2023-11-21 22:08:16,208 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 22:08:16,230 INFO L225 Difference]: With dead ends: 1983 [2023-11-21 22:08:16,230 INFO L226 Difference]: Without dead ends: 994 [2023-11-21 22:08:16,240 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-21 22:08:16,243 INFO L413 NwaCegarLoop]: 735 mSDtfsCounter, 401 mSDsluCounter, 1093 mSDsCounter, 0 mSdLazyCounter, 1192 mSolverCounterSat, 119 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 435 SdHoareTripleChecker+Valid, 1828 SdHoareTripleChecker+Invalid, 1311 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 119 IncrementalHoareTripleChecker+Valid, 1192 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2023-11-21 22:08:16,244 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [435 Valid, 1828 Invalid, 1311 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [119 Valid, 1192 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2023-11-21 22:08:16,265 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 994 states. [2023-11-21 22:08:16,368 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 994 to 979. [2023-11-21 22:08:16,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 979 states, 585 states have (on average 1.6) internal successors, (936), 807 states have internal predecessors, (936), 135 states have call successors, (135), 46 states have call predecessors, (135), 46 states have return successors, (135), 130 states have call predecessors, (135), 135 states have call successors, (135) [2023-11-21 22:08:16,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 979 states to 979 states and 1206 transitions. [2023-11-21 22:08:16,389 INFO L78 Accepts]: Start accepts. Automaton has 979 states and 1206 transitions. Word has length 15 [2023-11-21 22:08:16,390 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 22:08:16,391 INFO L495 AbstractCegarLoop]: Abstraction has 979 states and 1206 transitions. [2023-11-21 22:08:16,391 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.25) internal successors, (13), 3 states have internal predecessors, (13), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-21 22:08:16,391 INFO L276 IsEmpty]: Start isEmpty. Operand 979 states and 1206 transitions. [2023-11-21 22:08:16,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 22:08:16,392 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 22:08:16,392 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:08:16,393 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-21 22:08:16,393 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr105ASSERT_VIOLATIONINTEGER_OVERFLOW === [analog_pollErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, analog_pollErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, analog_pollErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 232 more)] === [2023-11-21 22:08:16,394 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:08:16,394 INFO L85 PathProgramCache]: Analyzing trace with hash -909508096, now seen corresponding path program 1 times [2023-11-21 22:08:16,394 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:08:16,394 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1074223027] [2023-11-21 22:08:16,395 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:08:16,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:08:16,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:08:16,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:08:16,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:08:16,747 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:08:16,747 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:08:16,747 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1074223027] [2023-11-21 22:08:16,748 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1074223027] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:08:16,748 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:08:16,748 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-21 22:08:16,748 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1899279129] [2023-11-21 22:08:16,748 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:08:16,749 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-21 22:08:16,750 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:08:16,750 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-21 22:08:16,750 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-21 22:08:16,751 INFO L87 Difference]: Start difference. First operand 979 states and 1206 transitions. Second operand has 4 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-21 22:08:19,682 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:08:19,682 INFO L93 Difference]: Finished difference Result 1992 states and 2475 transitions. [2023-11-21 22:08:19,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-21 22:08:19,683 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 17 [2023-11-21 22:08:19,684 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 22:08:19,693 INFO L225 Difference]: With dead ends: 1992 [2023-11-21 22:08:19,693 INFO L226 Difference]: Without dead ends: 1024 [2023-11-21 22:08:19,700 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-21 22:08:19,702 INFO L413 NwaCegarLoop]: 721 mSDtfsCounter, 336 mSDsluCounter, 1076 mSDsCounter, 0 mSdLazyCounter, 1181 mSolverCounterSat, 115 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 368 SdHoareTripleChecker+Valid, 1797 SdHoareTripleChecker+Invalid, 1296 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 115 IncrementalHoareTripleChecker+Valid, 1181 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2023-11-21 22:08:19,703 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [368 Valid, 1797 Invalid, 1296 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [115 Valid, 1181 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2023-11-21 22:08:19,706 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1024 states. [2023-11-21 22:08:19,778 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1024 to 1013. [2023-11-21 22:08:19,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1013 states, 617 states have (on average 1.5948136142625609) internal successors, (984), 839 states have internal predecessors, (984), 137 states have call successors, (137), 46 states have call predecessors, (137), 46 states have return successors, (137), 132 states have call predecessors, (137), 137 states have call successors, (137) [2023-11-21 22:08:19,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1013 states to 1013 states and 1258 transitions. [2023-11-21 22:08:19,793 INFO L78 Accepts]: Start accepts. Automaton has 1013 states and 1258 transitions. Word has length 17 [2023-11-21 22:08:19,793 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 22:08:19,794 INFO L495 AbstractCegarLoop]: Abstraction has 1013 states and 1258 transitions. [2023-11-21 22:08:19,794 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-21 22:08:19,794 INFO L276 IsEmpty]: Start isEmpty. Operand 1013 states and 1258 transitions. [2023-11-21 22:08:19,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 22:08:19,795 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 22:08:19,796 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:08:19,796 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-21 22:08:19,796 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr101ASSERT_VIOLATIONINTEGER_OVERFLOW === [analog_pollErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, analog_pollErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, analog_pollErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 232 more)] === [2023-11-21 22:08:19,798 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:08:19,799 INFO L85 PathProgramCache]: Analyzing trace with hash -1635141961, now seen corresponding path program 1 times [2023-11-21 22:08:19,799 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:08:19,799 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1540297147] [2023-11-21 22:08:19,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:08:19,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:08:19,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:08:20,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:08:20,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:08:20,072 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:08:20,072 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:08:20,072 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1540297147] [2023-11-21 22:08:20,073 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1540297147] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:08:20,073 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:08:20,073 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-21 22:08:20,073 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [917331900] [2023-11-21 22:08:20,073 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:08:20,074 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-21 22:08:20,074 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:08:20,075 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-21 22:08:20,075 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-21 22:08:20,075 INFO L87 Difference]: Start difference. First operand 1013 states and 1258 transitions. Second operand has 4 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-21 22:08:22,932 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:08:22,932 INFO L93 Difference]: Finished difference Result 1088 states and 1375 transitions. [2023-11-21 22:08:22,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-21 22:08:22,933 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 19 [2023-11-21 22:08:22,934 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 22:08:22,947 INFO L225 Difference]: With dead ends: 1088 [2023-11-21 22:08:22,950 INFO L226 Difference]: Without dead ends: 1086 [2023-11-21 22:08:22,951 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-21 22:08:22,958 INFO L413 NwaCegarLoop]: 729 mSDtfsCounter, 337 mSDsluCounter, 1088 mSDsCounter, 0 mSdLazyCounter, 1178 mSolverCounterSat, 112 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 369 SdHoareTripleChecker+Valid, 1817 SdHoareTripleChecker+Invalid, 1290 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 112 IncrementalHoareTripleChecker+Valid, 1178 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2023-11-21 22:08:22,961 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [369 Valid, 1817 Invalid, 1290 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [112 Valid, 1178 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2023-11-21 22:08:22,966 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1086 states. [2023-11-21 22:08:23,038 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1086 to 1033. [2023-11-21 22:08:23,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1033 states, 637 states have (on average 1.5886970172684458) internal successors, (1012), 859 states have internal predecessors, (1012), 137 states have call successors, (137), 46 states have call predecessors, (137), 46 states have return successors, (137), 132 states have call predecessors, (137), 137 states have call successors, (137) [2023-11-21 22:08:23,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1033 states to 1033 states and 1286 transitions. [2023-11-21 22:08:23,049 INFO L78 Accepts]: Start accepts. Automaton has 1033 states and 1286 transitions. Word has length 19 [2023-11-21 22:08:23,050 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 22:08:23,050 INFO L495 AbstractCegarLoop]: Abstraction has 1033 states and 1286 transitions. [2023-11-21 22:08:23,050 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-21 22:08:23,050 INFO L276 IsEmpty]: Start isEmpty. Operand 1033 states and 1286 transitions. [2023-11-21 22:08:23,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 22:08:23,052 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 22:08:23,052 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:08:23,052 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-21 22:08:23,052 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr105ASSERT_VIOLATIONINTEGER_OVERFLOW === [analog_pollErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, analog_pollErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, analog_pollErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 232 more)] === [2023-11-21 22:08:23,053 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:08:23,053 INFO L85 PathProgramCache]: Analyzing trace with hash 1795568839, now seen corresponding path program 1 times [2023-11-21 22:08:23,053 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:08:23,053 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1751736362] [2023-11-21 22:08:23,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:08:23,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:08:23,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:08:23,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:08:23,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:08:23,324 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:08:23,324 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:08:23,325 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1751736362] [2023-11-21 22:08:23,325 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1751736362] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-21 22:08:23,325 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1437622655] [2023-11-21 22:08:23,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:08:23,325 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 22:08:23,327 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1a4b25d-7180-4ec8-96ca-99c998b58011/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:08:23,329 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1a4b25d-7180-4ec8-96ca-99c998b58011/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-21 22:08:23,371 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1a4b25d-7180-4ec8-96ca-99c998b58011/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-21 22:08:23,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:08:23,781 INFO L262 TraceCheckSpWp]: Trace formula consists of 764 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 22:08:23,788 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:08:23,837 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:08:23,837 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-21 22:08:23,838 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1437622655] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:08:23,841 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-21 22:08:23,841 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2023-11-21 22:08:23,841 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1351125639] [2023-11-21 22:08:23,842 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:08:23,842 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-21 22:08:23,842 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:08:23,843 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-21 22:08:23,843 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-11-21 22:08:23,843 INFO L87 Difference]: Start difference. First operand 1033 states and 1286 transitions. Second operand has 4 states, 3 states have (on average 6.0) internal successors, (18), 4 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-21 22:08:24,455 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:08:24,456 INFO L93 Difference]: Finished difference Result 1035 states and 1286 transitions. [2023-11-21 22:08:24,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-21 22:08:24,456 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 6.0) internal successors, (18), 4 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 20 [2023-11-21 22:08:24,457 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 22:08:24,463 INFO L225 Difference]: With dead ends: 1035 [2023-11-21 22:08:24,463 INFO L226 Difference]: Without dead ends: 1033 [2023-11-21 22:08:24,464 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-11-21 22:08:24,470 INFO L413 NwaCegarLoop]: 1008 mSDtfsCounter, 44 mSDsluCounter, 993 mSDsCounter, 0 mSdLazyCounter, 306 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 46 SdHoareTripleChecker+Valid, 2001 SdHoareTripleChecker+Invalid, 309 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 306 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-21 22:08:24,471 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [46 Valid, 2001 Invalid, 309 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 306 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-21 22:08:24,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1033 states. [2023-11-21 22:08:24,527 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1033 to 1031. [2023-11-21 22:08:24,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1031 states, 637 states have (on average 1.5824175824175823) internal successors, (1008), 857 states have internal predecessors, (1008), 137 states have call successors, (137), 46 states have call predecessors, (137), 46 states have return successors, (137), 132 states have call predecessors, (137), 137 states have call successors, (137) [2023-11-21 22:08:24,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1031 states to 1031 states and 1282 transitions. [2023-11-21 22:08:24,536 INFO L78 Accepts]: Start accepts. Automaton has 1031 states and 1282 transitions. Word has length 20 [2023-11-21 22:08:24,537 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 22:08:24,537 INFO L495 AbstractCegarLoop]: Abstraction has 1031 states and 1282 transitions. [2023-11-21 22:08:24,537 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 6.0) internal successors, (18), 4 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-21 22:08:24,537 INFO L276 IsEmpty]: Start isEmpty. Operand 1031 states and 1282 transitions. [2023-11-21 22:08:24,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 22:08:24,539 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 22:08:24,539 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:08:24,567 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1a4b25d-7180-4ec8-96ca-99c998b58011/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-21 22:08:24,761 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1a4b25d-7180-4ec8-96ca-99c998b58011/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 22:08:24,762 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr106ASSERT_VIOLATIONINTEGER_OVERFLOW === [analog_pollErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, analog_pollErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, analog_pollErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 232 more)] === [2023-11-21 22:08:24,762 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:08:24,762 INFO L85 PathProgramCache]: Analyzing trace with hash -171938252, now seen corresponding path program 1 times [2023-11-21 22:08:24,762 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:08:24,762 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1817763233] [2023-11-21 22:08:24,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:08:24,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:08:24,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:08:24,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:08:24,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:08:24,996 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 22:08:24,996 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:08:24,997 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1817763233] [2023-11-21 22:08:24,997 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1817763233] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:08:24,997 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:08:24,997 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-21 22:08:24,997 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [796151883] [2023-11-21 22:08:24,997 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:08:24,998 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-21 22:08:24,998 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:08:24,999 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-21 22:08:24,999 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-21 22:08:24,999 INFO L87 Difference]: Start difference. First operand 1031 states and 1282 transitions. Second operand has 4 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-21 22:08:27,758 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:08:27,758 INFO L93 Difference]: Finished difference Result 1042 states and 1295 transitions. [2023-11-21 22:08:27,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-21 22:08:27,759 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 21 [2023-11-21 22:08:27,760 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 22:08:27,767 INFO L225 Difference]: With dead ends: 1042 [2023-11-21 22:08:27,767 INFO L226 Difference]: Without dead ends: 1041 [2023-11-21 22:08:27,768 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-21 22:08:27,769 INFO L413 NwaCegarLoop]: 718 mSDtfsCounter, 336 mSDsluCounter, 1073 mSDsCounter, 0 mSdLazyCounter, 1176 mSolverCounterSat, 112 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 368 SdHoareTripleChecker+Valid, 1791 SdHoareTripleChecker+Invalid, 1288 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 112 IncrementalHoareTripleChecker+Valid, 1176 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2023-11-21 22:08:27,769 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [368 Valid, 1791 Invalid, 1288 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [112 Valid, 1176 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2023-11-21 22:08:27,772 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1041 states. [2023-11-21 22:08:27,815 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1041 to 1026. [2023-11-21 22:08:27,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1026 states, 633 states have (on average 1.5829383886255923) internal successors, (1002), 852 states have internal predecessors, (1002), 137 states have call successors, (137), 46 states have call predecessors, (137), 46 states have return successors, (137), 132 states have call predecessors, (137), 137 states have call successors, (137) [2023-11-21 22:08:27,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1026 states to 1026 states and 1276 transitions. [2023-11-21 22:08:27,825 INFO L78 Accepts]: Start accepts. Automaton has 1026 states and 1276 transitions. Word has length 21 [2023-11-21 22:08:27,825 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 22:08:27,825 INFO L495 AbstractCegarLoop]: Abstraction has 1026 states and 1276 transitions. [2023-11-21 22:08:27,825 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-21 22:08:27,826 INFO L276 IsEmpty]: Start isEmpty. Operand 1026 states and 1276 transitions. [2023-11-21 22:08:27,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 22:08:27,827 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 22:08:27,827 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:08:27,827 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-21 22:08:27,828 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr101ASSERT_VIOLATIONINTEGER_OVERFLOW === [analog_pollErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, analog_pollErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, analog_pollErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 232 more)] === [2023-11-21 22:08:27,828 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:08:27,828 INFO L85 PathProgramCache]: Analyzing trace with hash 1778387568, now seen corresponding path program 1 times [2023-11-21 22:08:27,828 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:08:27,828 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [903842249] [2023-11-21 22:08:27,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:08:27,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:08:27,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:08:28,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:08:28,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:08:28,073 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:08:28,073 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:08:28,073 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [903842249] [2023-11-21 22:08:28,074 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [903842249] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-21 22:08:28,074 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1701610115] [2023-11-21 22:08:28,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:08:28,074 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 22:08:28,074 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1a4b25d-7180-4ec8-96ca-99c998b58011/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:08:28,075 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1a4b25d-7180-4ec8-96ca-99c998b58011/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-21 22:08:28,099 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1a4b25d-7180-4ec8-96ca-99c998b58011/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-21 22:08:28,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:08:28,500 INFO L262 TraceCheckSpWp]: Trace formula consists of 756 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 22:08:28,503 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:08:28,527 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:08:28,527 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-21 22:08:28,527 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1701610115] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:08:28,528 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-21 22:08:28,528 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2023-11-21 22:08:28,528 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1876350186] [2023-11-21 22:08:28,528 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:08:28,529 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-21 22:08:28,529 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:08:28,529 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-21 22:08:28,529 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-11-21 22:08:28,530 INFO L87 Difference]: Start difference. First operand 1026 states and 1276 transitions. Second operand has 4 states, 3 states have (on average 7.333333333333333) internal successors, (22), 4 states have internal predecessors, (22), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-21 22:08:29,107 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:08:29,107 INFO L93 Difference]: Finished difference Result 1073 states and 1346 transitions. [2023-11-21 22:08:29,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-21 22:08:29,108 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 7.333333333333333) internal successors, (22), 4 states have internal predecessors, (22), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 24 [2023-11-21 22:08:29,108 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 22:08:29,115 INFO L225 Difference]: With dead ends: 1073 [2023-11-21 22:08:29,115 INFO L226 Difference]: Without dead ends: 1072 [2023-11-21 22:08:29,116 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-11-21 22:08:29,117 INFO L413 NwaCegarLoop]: 1015 mSDtfsCounter, 37 mSDsluCounter, 998 mSDsCounter, 0 mSdLazyCounter, 306 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 39 SdHoareTripleChecker+Valid, 2013 SdHoareTripleChecker+Invalid, 306 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 306 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-21 22:08:29,118 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [39 Valid, 2013 Invalid, 306 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 306 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-21 22:08:29,121 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1072 states. [2023-11-21 22:08:29,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1072 to 1025. [2023-11-21 22:08:29,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1025 states, 633 states have (on average 1.5766192733017377) internal successors, (998), 851 states have internal predecessors, (998), 137 states have call successors, (137), 46 states have call predecessors, (137), 46 states have return successors, (137), 132 states have call predecessors, (137), 137 states have call successors, (137) [2023-11-21 22:08:29,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1025 states to 1025 states and 1272 transitions. [2023-11-21 22:08:29,176 INFO L78 Accepts]: Start accepts. Automaton has 1025 states and 1272 transitions. Word has length 24 [2023-11-21 22:08:29,176 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 22:08:29,176 INFO L495 AbstractCegarLoop]: Abstraction has 1025 states and 1272 transitions. [2023-11-21 22:08:29,177 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 7.333333333333333) internal successors, (22), 4 states have internal predecessors, (22), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-21 22:08:29,177 INFO L276 IsEmpty]: Start isEmpty. Operand 1025 states and 1272 transitions. [2023-11-21 22:08:29,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 22:08:29,178 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 22:08:29,178 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:08:29,201 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1a4b25d-7180-4ec8-96ca-99c998b58011/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-21 22:08:29,400 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1a4b25d-7180-4ec8-96ca-99c998b58011/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 22:08:29,400 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr102ASSERT_VIOLATIONINTEGER_OVERFLOW === [analog_pollErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, analog_pollErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, analog_pollErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 232 more)] === [2023-11-21 22:08:29,400 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:08:29,400 INFO L85 PathProgramCache]: Analyzing trace with hash -704557698, now seen corresponding path program 1 times [2023-11-21 22:08:29,400 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:08:29,401 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1128842194] [2023-11-21 22:08:29,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:08:29,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:08:29,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:08:29,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:08:29,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:08:29,713 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:08:29,714 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:08:29,714 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1128842194] [2023-11-21 22:08:29,714 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1128842194] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-21 22:08:29,714 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [257425496] [2023-11-21 22:08:29,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:08:29,715 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 22:08:29,715 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1a4b25d-7180-4ec8-96ca-99c998b58011/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:08:29,716 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1a4b25d-7180-4ec8-96ca-99c998b58011/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-21 22:08:29,735 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1a4b25d-7180-4ec8-96ca-99c998b58011/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-21 22:08:30,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:08:30,146 INFO L262 TraceCheckSpWp]: Trace formula consists of 757 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 22:08:30,149 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:08:30,175 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:08:30,176 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-21 22:08:30,223 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:08:30,223 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [257425496] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-21 22:08:30,224 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-21 22:08:30,224 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 3, 3] total 7 [2023-11-21 22:08:30,224 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [108625582] [2023-11-21 22:08:30,224 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-21 22:08:30,225 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-21 22:08:30,225 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:08:30,226 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-21 22:08:30,226 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2023-11-21 22:08:30,226 INFO L87 Difference]: Start difference. First operand 1025 states and 1272 transitions. Second operand has 8 states, 7 states have (on average 5.857142857142857) internal successors, (41), 7 states have internal predecessors, (41), 1 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-21 22:08:33,973 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:08:33,974 INFO L93 Difference]: Finished difference Result 1259 states and 1629 transitions. [2023-11-21 22:08:33,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-21 22:08:33,975 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 5.857142857142857) internal successors, (41), 7 states have internal predecessors, (41), 1 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 25 [2023-11-21 22:08:33,975 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 22:08:33,983 INFO L225 Difference]: With dead ends: 1259 [2023-11-21 22:08:33,984 INFO L226 Difference]: Without dead ends: 1258 [2023-11-21 22:08:33,985 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2023-11-21 22:08:33,986 INFO L413 NwaCegarLoop]: 723 mSDtfsCounter, 384 mSDsluCounter, 3013 mSDsCounter, 0 mSdLazyCounter, 2704 mSolverCounterSat, 115 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 419 SdHoareTripleChecker+Valid, 3736 SdHoareTripleChecker+Invalid, 2819 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 115 IncrementalHoareTripleChecker+Valid, 2704 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.6s IncrementalHoareTripleChecker+Time [2023-11-21 22:08:33,986 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [419 Valid, 3736 Invalid, 2819 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [115 Valid, 2704 Invalid, 0 Unknown, 0 Unchecked, 3.6s Time] [2023-11-21 22:08:33,989 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1258 states. [2023-11-21 22:08:34,043 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1258 to 1085. [2023-11-21 22:08:34,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1085 states, 693 states have (on average 1.5613275613275612) internal successors, (1082), 911 states have internal predecessors, (1082), 137 states have call successors, (137), 46 states have call predecessors, (137), 46 states have return successors, (137), 132 states have call predecessors, (137), 137 states have call successors, (137) [2023-11-21 22:08:34,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1085 states to 1085 states and 1356 transitions. [2023-11-21 22:08:34,054 INFO L78 Accepts]: Start accepts. Automaton has 1085 states and 1356 transitions. Word has length 25 [2023-11-21 22:08:34,054 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 22:08:34,054 INFO L495 AbstractCegarLoop]: Abstraction has 1085 states and 1356 transitions. [2023-11-21 22:08:34,055 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 5.857142857142857) internal successors, (41), 7 states have internal predecessors, (41), 1 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-21 22:08:34,055 INFO L276 IsEmpty]: Start isEmpty. Operand 1085 states and 1356 transitions. [2023-11-21 22:08:34,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 22:08:34,056 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 22:08:34,056 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:08:34,083 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1a4b25d-7180-4ec8-96ca-99c998b58011/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2023-11-21 22:08:34,271 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1a4b25d-7180-4ec8-96ca-99c998b58011/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 22:08:34,272 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr104ASSERT_VIOLATIONINTEGER_OVERFLOW === [analog_pollErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, analog_pollErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, analog_pollErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 232 more)] === [2023-11-21 22:08:34,272 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:08:34,272 INFO L85 PathProgramCache]: Analyzing trace with hash -1676506943, now seen corresponding path program 1 times [2023-11-21 22:08:34,273 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:08:34,273 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1536596596] [2023-11-21 22:08:34,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:08:34,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:08:34,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:08:34,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:08:34,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:08:34,537 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:08:34,537 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:08:34,538 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1536596596] [2023-11-21 22:08:34,538 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1536596596] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-21 22:08:34,538 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [353311917] [2023-11-21 22:08:34,538 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:08:34,539 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 22:08:34,539 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1a4b25d-7180-4ec8-96ca-99c998b58011/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:08:34,540 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1a4b25d-7180-4ec8-96ca-99c998b58011/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-21 22:08:34,563 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1a4b25d-7180-4ec8-96ca-99c998b58011/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-21 22:08:34,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:08:34,980 INFO L262 TraceCheckSpWp]: Trace formula consists of 766 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 22:08:34,983 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:08:35,028 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:08:35,028 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-21 22:08:35,083 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:08:35,084 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [353311917] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-21 22:08:35,084 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-21 22:08:35,084 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 3, 3] total 7 [2023-11-21 22:08:35,085 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [689449794] [2023-11-21 22:08:35,085 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-21 22:08:35,087 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-21 22:08:35,087 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:08:35,088 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-21 22:08:35,089 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2023-11-21 22:08:35,089 INFO L87 Difference]: Start difference. First operand 1085 states and 1356 transitions. Second operand has 8 states, 7 states have (on average 7.142857142857143) internal successors, (50), 7 states have internal predecessors, (50), 1 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-21 22:08:38,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:08:38,314 INFO L93 Difference]: Finished difference Result 2390 states and 3039 transitions. [2023-11-21 22:08:38,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-21 22:08:38,315 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 7.142857142857143) internal successors, (50), 7 states have internal predecessors, (50), 1 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 28 [2023-11-21 22:08:38,315 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 22:08:38,323 INFO L225 Difference]: With dead ends: 2390 [2023-11-21 22:08:38,324 INFO L226 Difference]: Without dead ends: 1316 [2023-11-21 22:08:38,327 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2023-11-21 22:08:38,328 INFO L413 NwaCegarLoop]: 717 mSDtfsCounter, 404 mSDsluCounter, 2349 mSDsCounter, 0 mSdLazyCounter, 2199 mSolverCounterSat, 123 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 439 SdHoareTripleChecker+Valid, 3066 SdHoareTripleChecker+Invalid, 2322 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 123 IncrementalHoareTripleChecker+Valid, 2199 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2023-11-21 22:08:38,329 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [439 Valid, 3066 Invalid, 2322 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [123 Valid, 2199 Invalid, 0 Unknown, 0 Unchecked, 3.1s Time] [2023-11-21 22:08:38,332 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1316 states. [2023-11-21 22:08:38,378 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1316 to 1295. [2023-11-21 22:08:38,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1295 states, 897 states have (on average 1.5340022296544036) internal successors, (1376), 1115 states have internal predecessors, (1376), 143 states have call successors, (143), 46 states have call predecessors, (143), 46 states have return successors, (143), 138 states have call predecessors, (143), 143 states have call successors, (143) [2023-11-21 22:08:38,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1295 states to 1295 states and 1662 transitions. [2023-11-21 22:08:38,387 INFO L78 Accepts]: Start accepts. Automaton has 1295 states and 1662 transitions. Word has length 28 [2023-11-21 22:08:38,387 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 22:08:38,388 INFO L495 AbstractCegarLoop]: Abstraction has 1295 states and 1662 transitions. [2023-11-21 22:08:38,388 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 7.142857142857143) internal successors, (50), 7 states have internal predecessors, (50), 1 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-21 22:08:38,388 INFO L276 IsEmpty]: Start isEmpty. Operand 1295 states and 1662 transitions. [2023-11-21 22:08:38,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 22:08:38,394 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 22:08:38,394 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:08:38,421 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1a4b25d-7180-4ec8-96ca-99c998b58011/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-21 22:08:38,607 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1a4b25d-7180-4ec8-96ca-99c998b58011/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 22:08:38,608 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr97ASSERT_VIOLATIONINTEGER_OVERFLOW === [analog_pollErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, analog_pollErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, analog_pollErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 232 more)] === [2023-11-21 22:08:38,608 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:08:38,608 INFO L85 PathProgramCache]: Analyzing trace with hash -1303141208, now seen corresponding path program 1 times [2023-11-21 22:08:38,608 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:08:38,608 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [969076889] [2023-11-21 22:08:38,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:08:38,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:08:38,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:08:38,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:08:38,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:08:38,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-21 22:08:38,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:08:38,839 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-21 22:08:38,839 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:08:38,839 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [969076889] [2023-11-21 22:08:38,839 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [969076889] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:08:38,839 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:08:38,840 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-21 22:08:38,840 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1471696342] [2023-11-21 22:08:38,840 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:08:38,840 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-21 22:08:38,840 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:08:38,841 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-21 22:08:38,841 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-21 22:08:38,841 INFO L87 Difference]: Start difference. First operand 1295 states and 1662 transitions. Second operand has 4 states, 4 states have (on average 7.0) internal successors, (28), 3 states have internal predecessors, (28), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-21 22:08:41,435 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:08:41,435 INFO L93 Difference]: Finished difference Result 2794 states and 3626 transitions. [2023-11-21 22:08:41,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-21 22:08:41,436 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.0) internal successors, (28), 3 states have internal predecessors, (28), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 38 [2023-11-21 22:08:41,436 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 22:08:41,446 INFO L225 Difference]: With dead ends: 2794 [2023-11-21 22:08:41,447 INFO L226 Difference]: Without dead ends: 1510 [2023-11-21 22:08:41,451 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-21 22:08:41,455 INFO L413 NwaCegarLoop]: 770 mSDtfsCounter, 383 mSDsluCounter, 1107 mSDsCounter, 0 mSdLazyCounter, 1189 mSolverCounterSat, 114 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 416 SdHoareTripleChecker+Valid, 1877 SdHoareTripleChecker+Invalid, 1303 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 114 IncrementalHoareTripleChecker+Valid, 1189 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2023-11-21 22:08:41,456 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [416 Valid, 1877 Invalid, 1303 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [114 Valid, 1189 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2023-11-21 22:08:41,459 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1510 states. [2023-11-21 22:08:41,513 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1510 to 1499. [2023-11-21 22:08:41,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1499 states, 1095 states have (on average 1.5178082191780822) internal successors, (1662), 1313 states have internal predecessors, (1662), 148 states have call successors, (148), 47 states have call predecessors, (148), 47 states have return successors, (148), 143 states have call predecessors, (148), 148 states have call successors, (148) [2023-11-21 22:08:41,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1499 states to 1499 states and 1958 transitions. [2023-11-21 22:08:41,530 INFO L78 Accepts]: Start accepts. Automaton has 1499 states and 1958 transitions. Word has length 38 [2023-11-21 22:08:41,531 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 22:08:41,531 INFO L495 AbstractCegarLoop]: Abstraction has 1499 states and 1958 transitions. [2023-11-21 22:08:41,531 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.0) internal successors, (28), 3 states have internal predecessors, (28), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-21 22:08:41,531 INFO L276 IsEmpty]: Start isEmpty. Operand 1499 states and 1958 transitions. [2023-11-21 22:08:41,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-21 22:08:41,533 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 22:08:41,533 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:08:41,533 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-11-21 22:08:41,533 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr99ASSERT_VIOLATIONINTEGER_OVERFLOW === [analog_pollErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, analog_pollErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, analog_pollErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 232 more)] === [2023-11-21 22:08:41,535 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:08:41,535 INFO L85 PathProgramCache]: Analyzing trace with hash -1742894641, now seen corresponding path program 1 times [2023-11-21 22:08:41,535 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:08:41,536 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [880893878] [2023-11-21 22:08:41,536 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:08:41,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:08:41,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:08:41,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:08:41,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:08:41,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-21 22:08:41,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:08:41,810 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-21 22:08:41,810 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:08:41,810 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [880893878] [2023-11-21 22:08:41,810 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [880893878] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:08:41,810 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:08:41,811 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-21 22:08:41,811 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [462002336] [2023-11-21 22:08:41,811 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:08:41,811 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-21 22:08:41,812 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:08:41,813 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-21 22:08:41,813 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-21 22:08:41,813 INFO L87 Difference]: Start difference. First operand 1499 states and 1958 transitions. Second operand has 4 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-21 22:08:44,516 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:08:44,516 INFO L93 Difference]: Finished difference Result 1924 states and 2566 transitions. [2023-11-21 22:08:44,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-21 22:08:44,517 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 39 [2023-11-21 22:08:44,517 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 22:08:44,528 INFO L225 Difference]: With dead ends: 1924 [2023-11-21 22:08:44,528 INFO L226 Difference]: Without dead ends: 1922 [2023-11-21 22:08:44,529 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-21 22:08:44,530 INFO L413 NwaCegarLoop]: 722 mSDtfsCounter, 376 mSDsluCounter, 1073 mSDsCounter, 0 mSdLazyCounter, 1168 mSolverCounterSat, 114 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 410 SdHoareTripleChecker+Valid, 1795 SdHoareTripleChecker+Invalid, 1282 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 114 IncrementalHoareTripleChecker+Valid, 1168 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2023-11-21 22:08:44,530 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [410 Valid, 1795 Invalid, 1282 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [114 Valid, 1168 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2023-11-21 22:08:44,534 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1922 states. [2023-11-21 22:08:44,597 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1922 to 1909. [2023-11-21 22:08:44,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1909 states, 1489 states have (on average 1.4969778374748153) internal successors, (2229), 1707 states have internal predecessors, (2229), 160 states have call successors, (160), 51 states have call predecessors, (160), 51 states have return successors, (160), 155 states have call predecessors, (160), 160 states have call successors, (160) [2023-11-21 22:08:44,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1909 states to 1909 states and 2549 transitions. [2023-11-21 22:08:44,608 INFO L78 Accepts]: Start accepts. Automaton has 1909 states and 2549 transitions. Word has length 39 [2023-11-21 22:08:44,608 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 22:08:44,608 INFO L495 AbstractCegarLoop]: Abstraction has 1909 states and 2549 transitions. [2023-11-21 22:08:44,608 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-21 22:08:44,608 INFO L276 IsEmpty]: Start isEmpty. Operand 1909 states and 2549 transitions. [2023-11-21 22:08:44,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-21 22:08:44,610 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 22:08:44,610 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:08:44,610 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-11-21 22:08:44,611 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr102ASSERT_VIOLATIONINTEGER_OVERFLOW === [analog_pollErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, analog_pollErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, analog_pollErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 232 more)] === [2023-11-21 22:08:44,612 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:08:44,612 INFO L85 PathProgramCache]: Analyzing trace with hash -997702953, now seen corresponding path program 2 times [2023-11-21 22:08:44,612 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:08:44,612 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [628871961] [2023-11-21 22:08:44,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:08:44,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:08:44,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:08:44,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:08:44,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:08:44,924 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:08:44,924 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:08:44,924 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [628871961] [2023-11-21 22:08:44,924 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [628871961] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-21 22:08:44,924 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1064259518] [2023-11-21 22:08:44,925 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-21 22:08:44,925 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 22:08:44,925 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1a4b25d-7180-4ec8-96ca-99c998b58011/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:08:44,926 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1a4b25d-7180-4ec8-96ca-99c998b58011/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-21 22:08:44,933 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1a4b25d-7180-4ec8-96ca-99c998b58011/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-21 22:08:45,334 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2023-11-21 22:08:45,334 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-21 22:08:45,336 INFO L262 TraceCheckSpWp]: Trace formula consists of 745 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 22:08:45,339 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:08:45,378 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2023-11-21 22:08:45,378 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-21 22:08:45,378 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1064259518] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:08:45,379 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-21 22:08:45,379 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 10 [2023-11-21 22:08:45,379 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1868120538] [2023-11-21 22:08:45,379 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:08:45,380 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-21 22:08:45,380 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:08:45,380 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-21 22:08:45,380 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2023-11-21 22:08:45,381 INFO L87 Difference]: Start difference. First operand 1909 states and 2549 transitions. Second operand has 4 states, 4 states have (on average 4.75) internal successors, (19), 3 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-21 22:08:46,382 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:08:46,382 INFO L93 Difference]: Finished difference Result 2952 states and 3837 transitions. [2023-11-21 22:08:46,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-21 22:08:46,383 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.75) internal successors, (19), 3 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 40 [2023-11-21 22:08:46,383 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 22:08:46,390 INFO L225 Difference]: With dead ends: 2952 [2023-11-21 22:08:46,390 INFO L226 Difference]: Without dead ends: 1054 [2023-11-21 22:08:46,394 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2023-11-21 22:08:46,395 INFO L413 NwaCegarLoop]: 980 mSDtfsCounter, 1110 mSDsluCounter, 715 mSDsCounter, 0 mSdLazyCounter, 539 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1110 SdHoareTripleChecker+Valid, 1695 SdHoareTripleChecker+Invalid, 539 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 539 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2023-11-21 22:08:46,396 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1110 Valid, 1695 Invalid, 539 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 539 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2023-11-21 22:08:46,398 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1054 states. [2023-11-21 22:08:46,440 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1054 to 1054. [2023-11-21 22:08:46,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1054 states, 665 states have (on average 1.5413533834586466) internal successors, (1025), 881 states have internal predecessors, (1025), 135 states have call successors, (135), 47 states have call predecessors, (135), 47 states have return successors, (135), 130 states have call predecessors, (135), 135 states have call successors, (135) [2023-11-21 22:08:46,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1054 states to 1054 states and 1295 transitions. [2023-11-21 22:08:46,446 INFO L78 Accepts]: Start accepts. Automaton has 1054 states and 1295 transitions. Word has length 40 [2023-11-21 22:08:46,447 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 22:08:46,447 INFO L495 AbstractCegarLoop]: Abstraction has 1054 states and 1295 transitions. [2023-11-21 22:08:46,447 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.75) internal successors, (19), 3 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-21 22:08:46,447 INFO L276 IsEmpty]: Start isEmpty. Operand 1054 states and 1295 transitions. [2023-11-21 22:08:46,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 22:08:46,448 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 22:08:46,448 INFO L195 NwaCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]