./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--smsc--smc91c92_cs.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c72efe1f-8f64-47b9-8ff8-fe14081e4d38/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c72efe1f-8f64-47b9-8ff8-fe14081e4d38/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c72efe1f-8f64-47b9-8ff8-fe14081e4d38/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c72efe1f-8f64-47b9-8ff8-fe14081e4d38/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--smsc--smc91c92_cs.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c72efe1f-8f64-47b9-8ff8-fe14081e4d38/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c72efe1f-8f64-47b9-8ff8-fe14081e4d38/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 3ecfb8b0fcef33da98f558e52c103bea043ca8b7f1be39029ddcf57b060bd03a --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:58:27,639 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:58:27,826 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c72efe1f-8f64-47b9-8ff8-fe14081e4d38/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-19 03:58:27,835 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:58:27,836 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:58:27,885 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:58:27,886 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:58:27,887 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:58:27,889 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:58:27,895 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:58:27,897 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:58:27,897 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:58:27,898 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:58:27,900 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:58:27,900 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:58:27,901 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:58:27,901 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:58:27,902 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:58:27,902 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:58:27,903 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:58:27,903 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:58:27,904 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:58:27,905 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:58:27,907 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:58:27,908 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:58:27,908 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:58:27,909 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:58:27,909 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:58:27,910 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:58:27,910 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:58:27,912 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_c72efe1f-8f64-47b9-8ff8-fe14081e4d38/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c72efe1f-8f64-47b9-8ff8-fe14081e4d38/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3ecfb8b0fcef33da98f558e52c103bea043ca8b7f1be39029ddcf57b060bd03a [2023-11-19 03:58:28,328 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:58:28,401 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:58:28,405 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:58:28,407 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:58:28,407 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:58:28,409 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c72efe1f-8f64-47b9-8ff8-fe14081e4d38/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--smsc--smc91c92_cs.ko-entry_point.cil.out.i [2023-11-19 03:58:31,879 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:58:32,671 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:58:32,672 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c72efe1f-8f64-47b9-8ff8-fe14081e4d38/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--smsc--smc91c92_cs.ko-entry_point.cil.out.i [2023-11-19 03:58:32,754 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c72efe1f-8f64-47b9-8ff8-fe14081e4d38/bin/ukojak-verify-G8NBE6pJGL/data/6ca8a7255/7a2be55f0f714728ac9e561063274438/FLAGe5df493c8 [2023-11-19 03:58:32,774 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c72efe1f-8f64-47b9-8ff8-fe14081e4d38/bin/ukojak-verify-G8NBE6pJGL/data/6ca8a7255/7a2be55f0f714728ac9e561063274438 [2023-11-19 03:58:32,781 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:58:32,784 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:58:32,788 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:58:32,789 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:58:32,796 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:58:32,797 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:58:32" (1/1) ... [2023-11-19 03:58:32,798 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38a246da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:32, skipping insertion in model container [2023-11-19 03:58:32,799 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:58:32" (1/1) ... [2023-11-19 03:58:32,988 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:58:35,733 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c72efe1f-8f64-47b9-8ff8-fe14081e4d38/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--smsc--smc91c92_cs.ko-entry_point.cil.out.i[290722,290735] [2023-11-19 03:58:35,821 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:58:35,921 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:58:36,151 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"); [5941] [2023-11-19 03:58:36,154 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; btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [5948] [2023-11-19 03:58:36,158 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" (831), "i" (12UL)); [6077-6078] [2023-11-19 03:58:36,159 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" (43UL), [paravirt_opptr] "i" (& pv_irq_ops.save_fl.func), [paravirt_clobber] "i" (1): "memory", "cc"); [6083-6085] [2023-11-19 03:58:36,160 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"./arch/x86/include/asm/paravirt.h"), "i" (836), "i" (12UL)); [6107-6108] [2023-11-19 03:58:36,161 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.restore_fl.func), [paravirt_clobber] "i" (1), "D" (f): "memory", "cc"); [6113-6115] [2023-11-19 03:58:36,162 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" (841), "i" (12UL)); [6136-6137] [2023-11-19 03:58:36,162 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.irq_disable.func), [paravirt_clobber] "i" (1): "memory", "cc"); [6142-6144] [2023-11-19 03:58:36,165 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movb %1,%0": "=q" (ret): "m" (*((unsigned char volatile *)addr)): "memory"); [6215] [2023-11-19 03:58:36,165 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movb %0,%1": : "q" (val), "m" (*((unsigned char volatile *)addr)): "memory"); [6222] [2023-11-19 03:58:36,166 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [6239] [2023-11-19 03:58:36,167 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [6247] [2023-11-19 03:58:36,167 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outw %w0, %w1": : "a" (value), "Nd" (port)); [6254] [2023-11-19 03:58:36,168 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inw %w1, %w0": "=a" (value): "Nd" (port)); [6262] [2023-11-19 03:58:36,168 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("rep; outsw": "+S" (addr), "+c" (count): "d" (port)); [6269] [2023-11-19 03:58:36,169 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("rep; insw": "+D" (addr), "+c" (count): "d" (port)); [6276] [2023-11-19 03:58:36,466 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c72efe1f-8f64-47b9-8ff8-fe14081e4d38/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--smsc--smc91c92_cs.ko-entry_point.cil.out.i[290722,290735] [2023-11-19 03:58:36,487 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:58:36,786 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:58:36,787 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:36 WrapperNode [2023-11-19 03:58:36,788 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:58:36,790 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:58:36,790 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:58:36,790 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:58:36,800 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:36" (1/1) ... [2023-11-19 03:58:36,958 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:36" (1/1) ... [2023-11-19 03:58:37,205 INFO L138 Inliner]: procedures = 235, calls = 2318, calls flagged for inlining = 119, calls inlined = 115, statements flattened = 5903 [2023-11-19 03:58:37,205 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:58:37,206 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:58:37,207 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:58:37,207 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:58:37,219 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:36" (1/1) ... [2023-11-19 03:58:37,219 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:36" (1/1) ... [2023-11-19 03:58:37,259 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:36" (1/1) ... [2023-11-19 03:58:37,260 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:36" (1/1) ... [2023-11-19 03:58:37,501 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:36" (1/1) ... [2023-11-19 03:58:37,548 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:36" (1/1) ... [2023-11-19 03:58:37,585 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:36" (1/1) ... [2023-11-19 03:58:37,618 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:36" (1/1) ... [2023-11-19 03:58:37,668 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:58:37,670 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:58:37,670 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:58:37,670 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:58:37,672 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:36" (1/1) ... [2023-11-19 03:58:37,679 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:58:37,697 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c72efe1f-8f64-47b9-8ff8-fe14081e4d38/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:58:37,714 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c72efe1f-8f64-47b9-8ff8-fe14081e4d38/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:58:37,745 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c72efe1f-8f64-47b9-8ff8-fe14081e4d38/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:58:37,842 INFO L130 BoogieDeclarations]: Found specification of procedure smc_ioctl [2023-11-19 03:58:37,842 INFO L138 BoogieDeclarations]: Found implementation of procedure smc_ioctl [2023-11-19 03:58:37,843 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_write [2023-11-19 03:58:37,843 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_write [2023-11-19 03:58:37,843 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-19 03:58:37,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-19 03:58:37,843 INFO L130 BoogieDeclarations]: Found specification of procedure smc_hardware_send_packet [2023-11-19 03:58:37,843 INFO L138 BoogieDeclarations]: Found implementation of procedure smc_hardware_send_packet [2023-11-19 03:58:37,844 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-19 03:58:37,844 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-19 03:58:37,844 INFO L130 BoogieDeclarations]: Found specification of procedure smc91c92_detach [2023-11-19 03:58:37,844 INFO L138 BoogieDeclarations]: Found implementation of procedure smc91c92_detach [2023-11-19 03:58:37,844 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_present [2023-11-19 03:58:37,845 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_present [2023-11-19 03:58:37,845 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-11-19 03:58:37,845 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-11-19 03:58:37,845 INFO L130 BoogieDeclarations]: Found specification of procedure mhz_3288_power [2023-11-19 03:58:37,845 INFO L138 BoogieDeclarations]: Found implementation of procedure mhz_3288_power [2023-11-19 03:58:37,845 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2023-11-19 03:58:37,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2023-11-19 03:58:37,846 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-19 03:58:37,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-19 03:58:37,846 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_request_io [2023-11-19 03:58:37,846 INFO L138 BoogieDeclarations]: Found implementation of procedure pcmcia_request_io [2023-11-19 03:58:37,846 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2023-11-19 03:58:37,847 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2023-11-19 03:58:37,847 INFO L130 BoogieDeclarations]: Found specification of procedure osi_load_firmware [2023-11-19 03:58:37,847 INFO L138 BoogieDeclarations]: Found implementation of procedure osi_load_firmware [2023-11-19 03:58:37,847 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-19 03:58:37,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-19 03:58:37,847 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-19 03:58:37,848 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-19 03:58:37,848 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_notice [2023-11-19 03:58:37,848 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_notice [2023-11-19 03:58:37,848 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:58:37,848 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:58:37,848 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-19 03:58:37,849 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-19 03:58:37,849 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2023-11-19 03:58:37,849 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2023-11-19 03:58:37,849 INFO L130 BoogieDeclarations]: Found specification of procedure smc_set_xcvr [2023-11-19 03:58:37,849 INFO L138 BoogieDeclarations]: Found implementation of procedure smc_set_xcvr [2023-11-19 03:58:37,849 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_1 [2023-11-19 03:58:37,850 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_1 [2023-11-19 03:58:37,850 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_netdev_dbg [2023-11-19 03:58:37,850 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_netdev_dbg [2023-11-19 03:58:37,850 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2023-11-19 03:58:37,850 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2023-11-19 03:58:37,850 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:58:37,850 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2023-11-19 03:58:37,851 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2023-11-19 03:58:37,851 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2023-11-19 03:58:37,851 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2023-11-19 03:58:37,851 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2023-11-19 03:58:37,851 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2023-11-19 03:58:37,851 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 03:58:37,852 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2023-11-19 03:58:37,852 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2023-11-19 03:58:37,852 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-11-19 03:58:37,852 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-11-19 03:58:37,852 INFO L130 BoogieDeclarations]: Found specification of procedure mot_config [2023-11-19 03:58:37,852 INFO L138 BoogieDeclarations]: Found implementation of procedure mot_config [2023-11-19 03:58:37,852 INFO L130 BoogieDeclarations]: Found specification of procedure smc91c92_resume [2023-11-19 03:58:37,853 INFO L138 BoogieDeclarations]: Found implementation of procedure smc91c92_resume [2023-11-19 03:58:37,853 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-11-19 03:58:37,853 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-11-19 03:58:37,853 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2023-11-19 03:58:37,853 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2023-11-19 03:58:37,853 INFO L130 BoogieDeclarations]: Found specification of procedure dev_notice [2023-11-19 03:58:37,853 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_notice [2023-11-19 03:58:37,854 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-19 03:58:37,854 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-19 03:58:37,854 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:58:37,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 03:58:37,854 INFO L130 BoogieDeclarations]: Found specification of procedure smc91c92_suspend [2023-11-19 03:58:37,854 INFO L138 BoogieDeclarations]: Found implementation of procedure smc91c92_suspend [2023-11-19 03:58:37,854 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-19 03:58:37,855 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-19 03:58:37,855 INFO L130 BoogieDeclarations]: Found specification of procedure check_sig [2023-11-19 03:58:37,855 INFO L138 BoogieDeclarations]: Found implementation of procedure check_sig [2023-11-19 03:58:37,855 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2023-11-19 03:58:37,855 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2023-11-19 03:58:37,855 INFO L130 BoogieDeclarations]: Found specification of procedure eth_change_mtu [2023-11-19 03:58:37,856 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_change_mtu [2023-11-19 03:58:37,856 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-19 03:58:37,856 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-19 03:58:37,856 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2023-11-19 03:58:37,856 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2023-11-19 03:58:37,856 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-19 03:58:37,857 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-19 03:58:37,857 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2023-11-19 03:58:37,857 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2023-11-19 03:58:37,857 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2023-11-19 03:58:37,857 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2023-11-19 03:58:37,858 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_sync [2023-11-19 03:58:37,858 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_sync [2023-11-19 03:58:37,858 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:58:37,858 INFO L130 BoogieDeclarations]: Found specification of procedure set_rx_mode [2023-11-19 03:58:37,858 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rx_mode [2023-11-19 03:58:37,859 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-19 03:58:37,859 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-19 03:58:37,859 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-19 03:58:37,859 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-19 03:58:37,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-11-19 03:58:37,860 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-11-19 03:58:37,860 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_1 [2023-11-19 03:58:37,860 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_1 [2023-11-19 03:58:37,860 INFO L130 BoogieDeclarations]: Found specification of procedure cvt_ascii_address [2023-11-19 03:58:37,860 INFO L138 BoogieDeclarations]: Found implementation of procedure cvt_ascii_address [2023-11-19 03:58:37,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:58:37,861 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2023-11-19 03:58:37,861 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2023-11-19 03:58:37,861 INFO L130 BoogieDeclarations]: Found specification of procedure __bitrev16 [2023-11-19 03:58:37,861 INFO L138 BoogieDeclarations]: Found implementation of procedure __bitrev16 [2023-11-19 03:58:37,861 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_loop_tuple [2023-11-19 03:58:37,862 INFO L138 BoogieDeclarations]: Found implementation of procedure pcmcia_loop_tuple [2023-11-19 03:58:37,862 INFO L130 BoogieDeclarations]: Found specification of procedure smc91c92_release [2023-11-19 03:58:37,862 INFO L138 BoogieDeclarations]: Found implementation of procedure smc91c92_release [2023-11-19 03:58:37,862 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-19 03:58:37,862 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-19 03:58:37,862 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2023-11-19 03:58:37,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2023-11-19 03:58:37,863 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:58:37,863 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2023-11-19 03:58:37,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2023-11-19 03:58:37,863 INFO L130 BoogieDeclarations]: Found specification of procedure __bitrev8 [2023-11-19 03:58:37,864 INFO L138 BoogieDeclarations]: Found implementation of procedure __bitrev8 [2023-11-19 03:58:37,864 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:58:37,864 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-19 03:58:37,864 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-19 03:58:37,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 03:58:37,864 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_loop_config [2023-11-19 03:58:37,865 INFO L138 BoogieDeclarations]: Found implementation of procedure pcmcia_loop_config [2023-11-19 03:58:37,865 INFO L130 BoogieDeclarations]: Found specification of procedure s9k_config [2023-11-19 03:58:37,865 INFO L138 BoogieDeclarations]: Found implementation of procedure s9k_config [2023-11-19 03:58:37,865 INFO L130 BoogieDeclarations]: Found specification of procedure smc_tx_timeout [2023-11-19 03:58:37,865 INFO L138 BoogieDeclarations]: Found implementation of procedure smc_tx_timeout [2023-11-19 03:58:37,866 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2023-11-19 03:58:37,866 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2023-11-19 03:58:37,866 INFO L130 BoogieDeclarations]: Found specification of procedure smc_reset [2023-11-19 03:58:37,866 INFO L138 BoogieDeclarations]: Found implementation of procedure smc_reset [2023-11-19 03:58:37,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:58:37,866 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2023-11-19 03:58:37,867 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2023-11-19 03:58:37,867 INFO L130 BoogieDeclarations]: Found specification of procedure inw [2023-11-19 03:58:37,867 INFO L138 BoogieDeclarations]: Found implementation of procedure inw [2023-11-19 03:58:37,867 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2023-11-19 03:58:37,867 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2023-11-19 03:58:37,868 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2023-11-19 03:58:37,868 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2023-11-19 03:58:37,868 INFO L130 BoogieDeclarations]: Found specification of procedure readb [2023-11-19 03:58:37,868 INFO L138 BoogieDeclarations]: Found implementation of procedure readb [2023-11-19 03:58:37,868 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:58:37,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:58:38,669 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:58:38,674 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:58:41,055 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-19 03:58:58,252 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:59:01,109 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:59:01,109 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:59:01,127 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:59:01 BoogieIcfgContainer [2023-11-19 03:59:01,128 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:59:01,130 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:59:01,130 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:59:01,142 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:59:01,143 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:59:01" (1/1) ... [2023-11-19 03:59:01,153 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:59:01,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:01,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1932 states to 1292 states and 1932 transitions. [2023-11-19 03:59:01,292 INFO L276 IsEmpty]: Start isEmpty. Operand 1292 states and 1932 transitions. [2023-11-19 03:59:01,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2023-11-19 03:59:01,349 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:01,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:05,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:07,175 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 289 trivial. 0 not checked. [2023-11-19 03:59:17,297 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 03:59:17,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:17,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2001 states to 1300 states and 2001 transitions. [2023-11-19 03:59:17,756 INFO L276 IsEmpty]: Start isEmpty. Operand 1300 states and 2001 transitions. [2023-11-19 03:59:17,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2023-11-19 03:59:17,772 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:17,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:21,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:22,028 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2023-11-19 03:59:22,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:22,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2002 states to 1301 states and 2002 transitions. [2023-11-19 03:59:22,101 INFO L276 IsEmpty]: Start isEmpty. Operand 1301 states and 2002 transitions. [2023-11-19 03:59:22,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2023-11-19 03:59:22,114 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:22,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms