./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--3com--3c589_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_bee41770-a2e3-4358-9c4b-032be4eaac66/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bee41770-a2e3-4358-9c4b-032be4eaac66/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_bee41770-a2e3-4358-9c4b-032be4eaac66/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bee41770-a2e3-4358-9c4b-032be4eaac66/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--3com--3c589_cs.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bee41770-a2e3-4358-9c4b-032be4eaac66/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_bee41770-a2e3-4358-9c4b-032be4eaac66/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 983ce5e5a67d7f1a953a7dc1806bc74e6e7b7100ad78daf1e74f2f1bd8e39c48 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:35:51,724 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:35:51,846 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bee41770-a2e3-4358-9c4b-032be4eaac66/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-19 03:35:51,857 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:35:51,858 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:35:51,897 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:35:51,899 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:35:51,900 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:35:51,901 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:35:51,908 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:35:51,909 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:35:51,909 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:35:51,909 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:35:51,911 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:35:51,912 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:35:51,912 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:35:51,913 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:35:51,913 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:35:51,913 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:35:51,914 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:35:51,914 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:35:51,915 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:35:51,916 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:35:51,916 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:35:51,917 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:35:51,917 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:35:51,918 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:35:51,918 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:35:51,918 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:35:51,919 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:35:51,920 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_bee41770-a2e3-4358-9c4b-032be4eaac66/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bee41770-a2e3-4358-9c4b-032be4eaac66/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 983ce5e5a67d7f1a953a7dc1806bc74e6e7b7100ad78daf1e74f2f1bd8e39c48 [2023-11-19 03:35:52,175 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:35:52,213 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:35:52,216 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:35:52,218 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:35:52,218 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:35:52,220 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bee41770-a2e3-4358-9c4b-032be4eaac66/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--3com--3c589_cs.ko-entry_point.cil.out.i [2023-11-19 03:35:55,337 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:35:55,922 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:35:55,923 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bee41770-a2e3-4358-9c4b-032be4eaac66/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--3com--3c589_cs.ko-entry_point.cil.out.i [2023-11-19 03:35:55,971 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bee41770-a2e3-4358-9c4b-032be4eaac66/bin/ukojak-verify-G8NBE6pJGL/data/dfc67ae4e/21e0bfae7add45c4b19fe8f960600916/FLAG8d654638e [2023-11-19 03:35:55,991 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bee41770-a2e3-4358-9c4b-032be4eaac66/bin/ukojak-verify-G8NBE6pJGL/data/dfc67ae4e/21e0bfae7add45c4b19fe8f960600916 [2023-11-19 03:35:55,994 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:35:55,995 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:35:55,997 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:35:55,997 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:35:56,002 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:35:56,003 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:35:55" (1/1) ... [2023-11-19 03:35:56,004 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23d6ab42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:35:56, skipping insertion in model container [2023-11-19 03:35:56,004 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:35:55" (1/1) ... [2023-11-19 03:35:56,133 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:35:57,721 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_bee41770-a2e3-4358-9c4b-032be4eaac66/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--3com--3c589_cs.ko-entry_point.cil.out.i[239406,239419] [2023-11-19 03:35:57,784 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:35:57,844 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:35:58,033 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"); [5698] [2023-11-19 03:35:58,035 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)); [5705] [2023-11-19 03:35:58,051 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)); [5838-5839] [2023-11-19 03:35:58,052 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"); [5844-5846] [2023-11-19 03:35:58,054 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)); [5868-5869] [2023-11-19 03:35:58,054 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"); [5874-5876] [2023-11-19 03:35:58,055 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)); [5897-5898] [2023-11-19 03:35:58,056 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"); [5903-5905] [2023-11-19 03:35:58,061 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [5969] [2023-11-19 03:35:58,061 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [5977] [2023-11-19 03:35:58,062 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outw %w0, %w1": : "a" (value), "Nd" (port)); [5984] [2023-11-19 03:35:58,062 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inw %w1, %w0": "=a" (value): "Nd" (port)); [5992] [2023-11-19 03:35:58,063 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inl %w1, %0": "=a" (value): "Nd" (port)); [6000] [2023-11-19 03:35:58,063 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("rep; outsl": "+S" (addr), "+c" (count): "d" (port)); [6007] [2023-11-19 03:35:58,064 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("rep; insl": "+D" (addr), "+c" (count): "d" (port)); [6014] [2023-11-19 03:35:58,244 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_bee41770-a2e3-4358-9c4b-032be4eaac66/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--3com--3c589_cs.ko-entry_point.cil.out.i[239406,239419] [2023-11-19 03:35:58,262 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:35:58,431 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:35:58,432 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:35:58 WrapperNode [2023-11-19 03:35:58,432 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:35:58,434 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:35:58,434 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:35:58,435 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:35:58,443 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:35:58" (1/1) ... [2023-11-19 03:35:58,534 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:35:58" (1/1) ... [2023-11-19 03:35:58,778 INFO L138 Inliner]: procedures = 176, calls = 1239, calls flagged for inlining = 86, calls inlined = 83, statements flattened = 2980 [2023-11-19 03:35:58,779 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:35:58,779 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:35:58,780 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:35:58,780 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:35:58,790 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:35:58" (1/1) ... [2023-11-19 03:35:58,790 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:35:58" (1/1) ... [2023-11-19 03:35:58,826 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:35:58" (1/1) ... [2023-11-19 03:35:58,835 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:35:58" (1/1) ... [2023-11-19 03:35:58,977 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:35:58" (1/1) ... [2023-11-19 03:35:59,004 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:35:58" (1/1) ... [2023-11-19 03:35:59,039 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:35:58" (1/1) ... [2023-11-19 03:35:59,059 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:35:58" (1/1) ... [2023-11-19 03:35:59,089 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:35:59,090 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:35:59,090 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:35:59,091 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:35:59,091 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:35:58" (1/1) ... [2023-11-19 03:35:59,097 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:35:59,109 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bee41770-a2e3-4358-9c4b-032be4eaac66/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:35:59,127 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bee41770-a2e3-4358-9c4b-032be4eaac66/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:35:59,148 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bee41770-a2e3-4358-9c4b-032be4eaac66/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:35:59,174 INFO L130 BoogieDeclarations]: Found specification of procedure el3_config [2023-11-19 03:35:59,175 INFO L138 BoogieDeclarations]: Found implementation of procedure el3_config [2023-11-19 03:35:59,175 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-19 03:35:59,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-19 03:35:59,176 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:35:59,176 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-19 03:35:59,176 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-19 03:35:59,176 INFO L130 BoogieDeclarations]: Found specification of procedure set_rx_mode [2023-11-19 03:35:59,176 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rx_mode [2023-11-19 03:35:59,177 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_present [2023-11-19 03:35:59,177 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_present [2023-11-19 03:35:59,177 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-11-19 03:35:59,177 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-11-19 03:35:59,177 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2023-11-19 03:35:59,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2023-11-19 03:35:59,178 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-19 03:35:59,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-19 03:35:59,178 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-11-19 03:35:59,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-11-19 03:35:59,179 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_1 [2023-11-19 03:35:59,180 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_1 [2023-11-19 03:35:59,180 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-19 03:35:59,180 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-19 03:35:59,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:35:59,181 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2023-11-19 03:35:59,182 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2023-11-19 03:35:59,182 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-19 03:35:59,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-19 03:35:59,184 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2023-11-19 03:35:59,184 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2023-11-19 03:35:59,184 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-19 03:35:59,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-19 03:35:59,185 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2023-11-19 03:35:59,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2023-11-19 03:35:59,186 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:35:59,186 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:35:59,186 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-19 03:35:59,186 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-19 03:35:59,186 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:35:59,187 INFO L130 BoogieDeclarations]: Found specification of procedure tc589_reset [2023-11-19 03:35:59,187 INFO L138 BoogieDeclarations]: Found implementation of procedure tc589_reset [2023-11-19 03:35:59,187 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:35:59,187 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_1 [2023-11-19 03:35:59,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_1 [2023-11-19 03:35:59,187 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_dev_present [2023-11-19 03:35:59,187 INFO L138 BoogieDeclarations]: Found implementation of procedure pcmcia_dev_present [2023-11-19 03:35:59,188 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_netdev_dbg [2023-11-19 03:35:59,188 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_netdev_dbg [2023-11-19 03:35:59,188 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:35:59,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 03:35:59,188 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2023-11-19 03:35:59,189 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2023-11-19 03:35:59,189 INFO L130 BoogieDeclarations]: Found specification of procedure el3_rx [2023-11-19 03:35:59,189 INFO L138 BoogieDeclarations]: Found implementation of procedure el3_rx [2023-11-19 03:35:59,189 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2023-11-19 03:35:59,189 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2023-11-19 03:35:59,189 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 03:35:59,189 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2023-11-19 03:35:59,190 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2023-11-19 03:35:59,192 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-11-19 03:35:59,192 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-11-19 03:35:59,193 INFO L130 BoogieDeclarations]: Found specification of procedure tc589_set_xcvr [2023-11-19 03:35:59,193 INFO L138 BoogieDeclarations]: Found implementation of procedure tc589_set_xcvr [2023-11-19 03:35:59,193 INFO L130 BoogieDeclarations]: Found specification of procedure tc589_release [2023-11-19 03:35:59,194 INFO L138 BoogieDeclarations]: Found implementation of procedure tc589_release [2023-11-19 03:35:59,194 INFO L130 BoogieDeclarations]: Found specification of procedure set_multicast_list [2023-11-19 03:35:59,194 INFO L138 BoogieDeclarations]: Found implementation of procedure set_multicast_list [2023-11-19 03:35:59,194 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-11-19 03:35:59,194 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-11-19 03:35:59,194 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2023-11-19 03:35:59,195 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2023-11-19 03:35:59,195 INFO L130 BoogieDeclarations]: Found specification of procedure el3_get_stats [2023-11-19 03:35:59,195 INFO L138 BoogieDeclarations]: Found implementation of procedure el3_get_stats [2023-11-19 03:35:59,195 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-19 03:35:59,195 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-19 03:35:59,196 INFO L130 BoogieDeclarations]: Found specification of procedure tc589_detach [2023-11-19 03:35:59,196 INFO L138 BoogieDeclarations]: Found implementation of procedure tc589_detach [2023-11-19 03:35:59,196 INFO L130 BoogieDeclarations]: Found specification of procedure tc589_wait_for_completion [2023-11-19 03:35:59,196 INFO L138 BoogieDeclarations]: Found implementation of procedure tc589_wait_for_completion [2023-11-19 03:35:59,196 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:35:59,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 03:35:59,197 INFO L130 BoogieDeclarations]: Found specification of procedure update_stats [2023-11-19 03:35:59,197 INFO L138 BoogieDeclarations]: Found implementation of procedure update_stats [2023-11-19 03:35:59,197 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-19 03:35:59,197 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-19 03:35:59,198 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2023-11-19 03:35:59,198 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2023-11-19 03:35:59,198 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2023-11-19 03:35:59,198 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2023-11-19 03:35:59,199 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2023-11-19 03:35:59,199 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2023-11-19 03:35:59,199 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2023-11-19 03:35:59,199 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2023-11-19 03:35:59,199 INFO L130 BoogieDeclarations]: Found specification of procedure eth_change_mtu [2023-11-19 03:35:59,199 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_change_mtu [2023-11-19 03:35:59,200 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-19 03:35:59,200 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-19 03:35:59,200 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2023-11-19 03:35:59,200 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2023-11-19 03:35:59,200 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-19 03:35:59,200 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-19 03:35:59,201 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2023-11-19 03:35:59,201 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2023-11-19 03:35:59,201 INFO L130 BoogieDeclarations]: Found specification of procedure pop_tx_status [2023-11-19 03:35:59,201 INFO L138 BoogieDeclarations]: Found implementation of procedure pop_tx_status [2023-11-19 03:35:59,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:35:59,201 INFO L130 BoogieDeclarations]: Found specification of procedure inw [2023-11-19 03:35:59,202 INFO L138 BoogieDeclarations]: Found implementation of procedure inw [2023-11-19 03:35:59,202 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:35:59,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:35:59,203 INFO L130 BoogieDeclarations]: Found specification of procedure el3_tx_timeout [2023-11-19 03:35:59,203 INFO L138 BoogieDeclarations]: Found implementation of procedure el3_tx_timeout [2023-11-19 03:35:59,720 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:35:59,726 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:36:00,624 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-19 03:36:09,129 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:36:10,311 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:36:10,311 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:36:10,329 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:36:10 BoogieIcfgContainer [2023-11-19 03:36:10,329 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:36:10,330 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:36:10,330 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:36:10,342 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:36:10,343 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:36:10" (1/1) ... [2023-11-19 03:36:10,356 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:36:10,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:36:10,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1144 states to 760 states and 1144 transitions. [2023-11-19 03:36:10,463 INFO L276 IsEmpty]: Start isEmpty. Operand 760 states and 1144 transitions. [2023-11-19 03:36:10,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2023-11-19 03:36:10,495 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:36:10,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:36:11,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:36:12,604 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2023-11-19 03:36:16,635 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 03:36:16,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:36:16,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1198 states to 766 states and 1198 transitions. [2023-11-19 03:36:16,867 INFO L276 IsEmpty]: Start isEmpty. Operand 766 states and 1198 transitions. [2023-11-19 03:36:16,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2023-11-19 03:36:16,875 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:36:16,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:36:17,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:36:17,843 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2023-11-19 03:36:17,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:36:17,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1199 states to 767 states and 1199 transitions. [2023-11-19 03:36:17,903 INFO L276 IsEmpty]: Start isEmpty. Operand 767 states and 1199 transitions. [2023-11-19 03:36:17,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2023-11-19 03:36:17,917 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:36:17,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:36:18,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:36:18,919 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2023-11-19 03:36:19,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:36:19,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1259 states to 775 states and 1259 transitions. [2023-11-19 03:36:19,182 INFO L276 IsEmpty]: Start isEmpty. Operand 775 states and 1259 transitions. [2023-11-19 03:36:19,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2023-11-19 03:36:19,189 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:36:19,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:36:19,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:36:20,227 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2023-11-19 03:36:20,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:36:20,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1317 states to 781 states and 1317 transitions. [2023-11-19 03:36:20,625 INFO L276 IsEmpty]: Start isEmpty. Operand 781 states and 1317 transitions. [2023-11-19 03:36:20,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2023-11-19 03:36:20,634 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:36:20,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:36:21,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:36:21,397 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2023-11-19 03:36:21,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:36:21,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1357 states to 784 states and 1357 transitions. [2023-11-19 03:36:21,838 INFO L276 IsEmpty]: Start isEmpty. Operand 784 states and 1357 transitions. [2023-11-19 03:36:21,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2023-11-19 03:36:21,845 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:36:21,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:36:22,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:36:22,750 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2023-11-19 03:36:23,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:36:23,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1413 states to 790 states and 1413 transitions. [2023-11-19 03:36:23,290 INFO L276 IsEmpty]: Start isEmpty. Operand 790 states and 1413 transitions. [2023-11-19 03:36:23,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2023-11-19 03:36:23,296 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:36:23,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:36:23,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:36:24,201 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2023-11-19 03:36:24,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:36:24,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1460 states to 795 states and 1460 transitions. [2023-11-19 03:36:24,659 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 1460 transitions. [2023-11-19 03:36:24,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2023-11-19 03:36:24,665 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:36:24,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:36:25,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:36:25,524 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2023-11-19 03:36:25,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:36:25,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1468 states to 798 states and 1468 transitions. [2023-11-19 03:36:25,706 INFO L276 IsEmpty]: Start isEmpty. Operand 798 states and 1468 transitions. [2023-11-19 03:36:25,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2023-11-19 03:36:25,712 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:36:25,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:36:26,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:36:26,656 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2023-11-19 03:36:26,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:36:26,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1520 states to 802 states and 1520 transitions. [2023-11-19 03:36:26,931 INFO L276 IsEmpty]: Start isEmpty. Operand 802 states and 1520 transitions. [2023-11-19 03:36:26,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2023-11-19 03:36:26,938 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:36:26,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:36:27,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:36:27,887 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2023-11-19 03:36:29,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:36:29,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1579 states to 811 states and 1579 transitions. [2023-11-19 03:36:29,348 INFO L276 IsEmpty]: Start isEmpty. Operand 811 states and 1579 transitions. [2023-11-19 03:36:29,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2023-11-19 03:36:29,354 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:36:29,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:36:29,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:36:30,193 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2023-11-19 03:36:30,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:36:30,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1583 states to 812 states and 1583 transitions. [2023-11-19 03:36:30,481 INFO L276 IsEmpty]: Start isEmpty. Operand 812 states and 1583 transitions. [2023-11-19 03:36:30,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2023-11-19 03:36:30,490 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:36:30,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:36:30,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:36:31,299 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2023-11-19 03:36:31,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:36:31,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1583 states to 813 states and 1583 transitions. [2023-11-19 03:36:31,587 INFO L276 IsEmpty]: Start isEmpty. Operand 813 states and 1583 transitions. [2023-11-19 03:36:31,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2023-11-19 03:36:31,592 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:36:31,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:36:32,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:36:32,464 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2023-11-19 03:36:32,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:36:32,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1583 states to 814 states and 1583 transitions. [2023-11-19 03:36:32,767 INFO L276 IsEmpty]: Start isEmpty. Operand 814 states and 1583 transitions. [2023-11-19 03:36:32,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2023-11-19 03:36:32,773 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:36:32,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:36:33,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:36:33,726 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2023-11-19 03:36:34,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:36:34,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1643 states to 821 states and 1643 transitions. [2023-11-19 03:36:34,372 INFO L276 IsEmpty]: Start isEmpty. Operand 821 states and 1643 transitions. [2023-11-19 03:36:34,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2023-11-19 03:36:34,377 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:36:34,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:36:34,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:36:35,173 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2023-11-19 03:36:35,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:36:35,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1649 states to 823 states and 1649 transitions. [2023-11-19 03:36:35,367 INFO L276 IsEmpty]: Start isEmpty. Operand 823 states and 1649 transitions. [2023-11-19 03:36:35,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2023-11-19 03:36:35,373 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:36:35,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:36:35,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:36:36,063 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2023-11-19 03:36:36,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:36:36,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 825 states and 1654 transitions. [2023-11-19 03:36:36,107 INFO L276 IsEmpty]: Start isEmpty. Operand 825 states and 1654 transitions. [2023-11-19 03:36:36,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2023-11-19 03:36:36,113 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:36:36,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:36:36,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:36:36,881 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2023-11-19 03:36:37,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:36:37,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1708 states to 829 states and 1708 transitions. [2023-11-19 03:36:37,185 INFO L276 IsEmpty]: Start isEmpty. Operand 829 states and 1708 transitions. [2023-11-19 03:36:37,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2023-11-19 03:36:37,191 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:36:37,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:36:37,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:36:37,942 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2023-11-19 03:36:38,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:36:38,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1770 states to 836 states and 1770 transitions. [2023-11-19 03:36:38,519 INFO L276 IsEmpty]: Start isEmpty. Operand 836 states and 1770 transitions. [2023-11-19 03:36:38,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2023-11-19 03:36:38,525 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:36:38,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:36:38,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:36:39,207 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2023-11-19 03:36:39,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:36:39,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1823 states to 840 states and 1823 transitions. [2023-11-19 03:36:39,561 INFO L276 IsEmpty]: Start isEmpty. Operand 840 states and 1823 transitions. [2023-11-19 03:36:39,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2023-11-19 03:36:39,574 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:36:39,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:36:39,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat