./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-usb-dev_drivers-net-irda-via-ircc.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb0fb945-efa1-4937-b1c7-19f1a7f29174/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb0fb945-efa1-4937-b1c7-19f1a7f29174/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb0fb945-efa1-4937-b1c7-19f1a7f29174/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb0fb945-efa1-4937-b1c7-19f1a7f29174/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-usb-dev_drivers-net-irda-via-ircc.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb0fb945-efa1-4937-b1c7-19f1a7f29174/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb0fb945-efa1-4937-b1c7-19f1a7f29174/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --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 b690325b7d1e58e38bff17a4189057cbc4b34bf32c3567c06d7db1b90b9742db --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:46:38,665 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:46:38,668 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:46:38,722 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:46:38,723 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:46:38,724 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:46:38,726 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:46:38,729 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:46:38,731 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:46:38,732 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:46:38,734 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:46:38,735 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:46:38,736 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:46:38,737 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:46:38,739 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:46:38,740 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:46:38,742 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:46:38,743 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:46:38,746 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:46:38,748 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:46:38,750 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:46:38,752 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:46:38,754 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:46:38,755 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:46:38,761 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:46:38,761 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:46:38,762 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:46:38,763 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:46:38,764 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:46:38,765 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:46:38,766 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:46:38,767 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:46:38,768 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:46:38,769 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:46:38,771 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:46:38,771 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:46:38,772 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:46:38,773 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:46:38,773 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:46:38,774 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:46:38,775 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:46:38,776 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb0fb945-efa1-4937-b1c7-19f1a7f29174/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-10-17 16:46:38,798 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:46:38,798 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:46:38,799 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:46:38,800 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:46:38,800 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:46:38,801 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:46:38,801 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:46:38,801 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:46:38,802 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:46:38,802 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:46:38,802 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:46:38,802 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:46:38,803 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:46:38,803 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:46:38,803 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:46:38,803 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:46:38,803 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:46:38,804 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:46:38,804 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:46:38,804 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:46:38,804 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:46:38,805 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:46:38,805 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:46:38,805 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:46:38,805 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:46:38,806 INFO L138 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_bb0fb945-efa1-4937-b1c7-19f1a7f29174/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb0fb945-efa1-4937-b1c7-19f1a7f29174/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b690325b7d1e58e38bff17a4189057cbc4b34bf32c3567c06d7db1b90b9742db [2022-10-17 16:46:39,040 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:46:39,080 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:46:39,083 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:46:39,085 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:46:39,086 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:46:39,088 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb0fb945-efa1-4937-b1c7-19f1a7f29174/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-usb-dev_drivers-net-irda-via-ircc.cil.i [2022-10-17 16:46:39,167 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb0fb945-efa1-4937-b1c7-19f1a7f29174/bin/ukojak-92XMlrwhuB/data/499e21444/e451de53509d4876ab59d23ff74bf293/FLAG7c255cedf [2022-10-17 16:46:40,104 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:46:40,105 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb0fb945-efa1-4937-b1c7-19f1a7f29174/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-usb-dev_drivers-net-irda-via-ircc.cil.i [2022-10-17 16:46:40,159 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb0fb945-efa1-4937-b1c7-19f1a7f29174/bin/ukojak-92XMlrwhuB/data/499e21444/e451de53509d4876ab59d23ff74bf293/FLAG7c255cedf [2022-10-17 16:46:40,489 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb0fb945-efa1-4937-b1c7-19f1a7f29174/bin/ukojak-92XMlrwhuB/data/499e21444/e451de53509d4876ab59d23ff74bf293 [2022-10-17 16:46:40,491 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:46:40,492 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:46:40,494 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:46:40,494 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:46:40,497 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:46:40,498 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:46:40" (1/1) ... [2022-10-17 16:46:40,499 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a6ed487 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:40, skipping insertion in model container [2022-10-17 16:46:40,500 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:46:40" (1/1) ... [2022-10-17 16:46:40,506 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:46:40,663 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:46:42,892 WARN L230 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_bb0fb945-efa1-4937-b1c7-19f1a7f29174/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-usb-dev_drivers-net-irda-via-ircc.cil.i[290402,290415] [2022-10-17 16:46:42,897 WARN L230 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_bb0fb945-efa1-4937-b1c7-19f1a7f29174/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-usb-dev_drivers-net-irda-via-ircc.cil.i[290549,290562] [2022-10-17 16:46:42,902 WARN L230 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_bb0fb945-efa1-4937-b1c7-19f1a7f29174/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-usb-dev_drivers-net-irda-via-ircc.cil.i[290688,290701] [2022-10-17 16:46:42,903 WARN L230 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_bb0fb945-efa1-4937-b1c7-19f1a7f29174/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-usb-dev_drivers-net-irda-via-ircc.cil.i[290846,290859] [2022-10-17 16:46:42,919 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:46:42,945 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:46:43,420 WARN L230 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_bb0fb945-efa1-4937-b1c7-19f1a7f29174/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-usb-dev_drivers-net-irda-via-ircc.cil.i[290402,290415] [2022-10-17 16:46:43,421 WARN L230 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_bb0fb945-efa1-4937-b1c7-19f1a7f29174/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-usb-dev_drivers-net-irda-via-ircc.cil.i[290549,290562] [2022-10-17 16:46:43,422 WARN L230 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_bb0fb945-efa1-4937-b1c7-19f1a7f29174/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-usb-dev_drivers-net-irda-via-ircc.cil.i[290688,290701] [2022-10-17 16:46:43,422 WARN L230 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_bb0fb945-efa1-4937-b1c7-19f1a7f29174/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-usb-dev_drivers-net-irda-via-ircc.cil.i[290846,290859] [2022-10-17 16:46:43,431 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:46:43,559 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:46:43,560 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:43 WrapperNode [2022-10-17 16:46:43,560 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:46:43,562 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:46:43,562 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:46:43,562 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:46:43,570 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:43" (1/1) ... [2022-10-17 16:46:43,690 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:43" (1/1) ... [2022-10-17 16:46:43,879 INFO L138 Inliner]: procedures = 281, calls = 1828, calls flagged for inlining = 136, calls inlined = 128, statements flattened = 4216 [2022-10-17 16:46:43,880 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:46:43,881 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:46:43,881 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:46:43,882 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:46:43,891 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:43" (1/1) ... [2022-10-17 16:46:43,892 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:43" (1/1) ... [2022-10-17 16:46:43,936 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:43" (1/1) ... [2022-10-17 16:46:43,937 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:43" (1/1) ... [2022-10-17 16:46:44,057 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:43" (1/1) ... [2022-10-17 16:46:44,091 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:43" (1/1) ... [2022-10-17 16:46:44,120 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:43" (1/1) ... [2022-10-17 16:46:44,141 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:43" (1/1) ... [2022-10-17 16:46:44,173 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:46:44,174 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:46:44,175 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:46:44,175 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:46:44,177 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:43" (1/1) ... [2022-10-17 16:46:44,183 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:46:44,205 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb0fb945-efa1-4937-b1c7-19f1a7f29174/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:46:44,223 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb0fb945-efa1-4937-b1c7-19f1a7f29174/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:46:44,232 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb0fb945-efa1-4937-b1c7-19f1a7f29174/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:46:44,265 INFO L130 BoogieDeclarations]: Found specification of procedure ResetChip [2022-10-17 16:46:44,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ResetChip [2022-10-17 16:46:44,265 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-10-17 16:46:44,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-10-17 16:46:44,265 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-10-17 16:46:44,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-10-17 16:46:44,266 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-10-17 16:46:44,266 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-10-17 16:46:44,266 INFO L130 BoogieDeclarations]: Found specification of procedure RxCurCount [2022-10-17 16:46:44,266 INFO L138 BoogieDeclarations]: Found implementation of procedure RxCurCount [2022-10-17 16:46:44,266 INFO L130 BoogieDeclarations]: Found specification of procedure irda_device_txqueue_empty [2022-10-17 16:46:44,266 INFO L138 BoogieDeclarations]: Found implementation of procedure irda_device_txqueue_empty [2022-10-17 16:46:44,266 INFO L130 BoogieDeclarations]: Found specification of procedure irda_setup_dma [2022-10-17 16:46:44,267 INFO L138 BoogieDeclarations]: Found implementation of procedure irda_setup_dma [2022-10-17 16:46:44,267 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-10-17 16:46:44,267 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-10-17 16:46:44,267 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-10-17 16:46:44,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-10-17 16:46:44,267 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_byte [2022-10-17 16:46:44,267 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_byte [2022-10-17 16:46:44,268 INFO L130 BoogieDeclarations]: Found specification of procedure Sdelay [2022-10-17 16:46:44,268 INFO L138 BoogieDeclarations]: Found implementation of procedure Sdelay [2022-10-17 16:46:44,268 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-10-17 16:46:44,268 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-10-17 16:46:44,268 INFO L130 BoogieDeclarations]: Found specification of procedure CheckRegBit [2022-10-17 16:46:44,268 INFO L138 BoogieDeclarations]: Found implementation of procedure CheckRegBit [2022-10-17 16:46:44,268 INFO L130 BoogieDeclarations]: Found specification of procedure via_remove_one [2022-10-17 16:46:44,268 INFO L138 BoogieDeclarations]: Found implementation of procedure via_remove_one [2022-10-17 16:46:44,269 INFO L130 BoogieDeclarations]: Found specification of procedure SetSIR [2022-10-17 16:46:44,269 INFO L138 BoogieDeclarations]: Found implementation of procedure SetSIR [2022-10-17 16:46:44,269 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_change_speed [2022-10-17 16:46:44,269 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_change_speed [2022-10-17 16:46:44,269 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-10-17 16:46:44,269 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-10-17 16:46:44,269 INFO L130 BoogieDeclarations]: Found specification of procedure SetMaxRxPacketSize [2022-10-17 16:46:44,269 INFO L138 BoogieDeclarations]: Found implementation of procedure SetMaxRxPacketSize [2022-10-17 16:46:44,270 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-10-17 16:46:44,270 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-10-17 16:46:44,270 INFO L130 BoogieDeclarations]: Found specification of procedure GetRecvByte [2022-10-17 16:46:44,270 INFO L138 BoogieDeclarations]: Found implementation of procedure GetRecvByte [2022-10-17 16:46:44,270 INFO L130 BoogieDeclarations]: Found specification of procedure dma_zalloc_coherent [2022-10-17 16:46:44,270 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_zalloc_coherent [2022-10-17 16:46:44,270 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-10-17 16:46:44,270 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-10-17 16:46:44,271 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:46:44,271 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:46:44,271 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-10-17 16:46:44,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-10-17 16:46:44,271 INFO L130 BoogieDeclarations]: Found specification of procedure SetPulseWidth [2022-10-17 16:46:44,271 INFO L138 BoogieDeclarations]: Found implementation of procedure SetPulseWidth [2022-10-17 16:46:44,271 INFO L130 BoogieDeclarations]: Found specification of procedure Tdelay [2022-10-17 16:46:44,271 INFO L138 BoogieDeclarations]: Found implementation of procedure Tdelay [2022-10-17 16:46:44,272 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2022-10-17 16:46:44,272 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2022-10-17 16:46:44,272 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-10-17 16:46:44,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-10-17 16:46:44,272 INFO L130 BoogieDeclarations]: Found specification of procedure hwreset [2022-10-17 16:46:44,272 INFO L138 BoogieDeclarations]: Found implementation of procedure hwreset [2022-10-17 16:46:44,272 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-10-17 16:46:44,272 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-10-17 16:46:44,273 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:46:44,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-17 16:46:44,273 INFO L130 BoogieDeclarations]: Found specification of procedure ClkTx [2022-10-17 16:46:44,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ClkTx [2022-10-17 16:46:44,273 INFO L130 BoogieDeclarations]: Found specification of procedure WriteLPCReg [2022-10-17 16:46:44,273 INFO L138 BoogieDeclarations]: Found implementation of procedure WriteLPCReg [2022-10-17 16:46:44,273 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2022-10-17 16:46:44,273 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2022-10-17 16:46:44,274 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-10-17 16:46:44,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-10-17 16:46:44,274 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_byte [2022-10-17 16:46:44,274 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_byte [2022-10-17 16:46:44,274 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-10-17 16:46:44,274 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-10-17 16:46:44,274 INFO L130 BoogieDeclarations]: Found specification of procedure CommonInit [2022-10-17 16:46:44,274 INFO L138 BoogieDeclarations]: Found implementation of procedure CommonInit [2022-10-17 16:46:44,274 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-10-17 16:46:44,275 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-10-17 16:46:44,275 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2022-10-17 16:46:44,275 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2022-10-17 16:46:44,275 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-10-17 16:46:44,275 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-10-17 16:46:44,275 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-10-17 16:46:44,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-10-17 16:46:44,275 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2022-10-17 16:46:44,276 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2022-10-17 16:46:44,276 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_change_dongle_speed [2022-10-17 16:46:44,276 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_change_dongle_speed [2022-10-17 16:46:44,276 INFO L130 BoogieDeclarations]: Found specification of procedure ReadLPCReg [2022-10-17 16:46:44,276 INFO L138 BoogieDeclarations]: Found implementation of procedure ReadLPCReg [2022-10-17 16:46:44,276 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-10-17 16:46:44,276 INFO L130 BoogieDeclarations]: Found specification of procedure free_dma [2022-10-17 16:46:44,276 INFO L138 BoogieDeclarations]: Found implementation of procedure free_dma [2022-10-17 16:46:44,277 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_dma_receive [2022-10-17 16:46:44,277 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_dma_receive [2022-10-17 16:46:44,277 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-10-17 16:46:44,277 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-10-17 16:46:44,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-10-17 16:46:44,277 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-10-17 16:46:44,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-10-17 16:46:44,277 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_dma_xmit [2022-10-17 16:46:44,277 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_dma_xmit [2022-10-17 16:46:44,278 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2022-10-17 16:46:44,278 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2022-10-17 16:46:44,278 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_net_close [2022-10-17 16:46:44,278 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_net_close [2022-10-17 16:46:44,278 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2022-10-17 16:46:44,278 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2022-10-17 16:46:44,278 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:46:44,278 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2022-10-17 16:46:44,279 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2022-10-17 16:46:44,279 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-10-17 16:46:44,279 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-10-17 16:46:44,279 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-10-17 16:46:44,279 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-10-17 16:46:44,279 INFO L130 BoogieDeclarations]: Found specification of procedure CkRxRecv [2022-10-17 16:46:44,279 INFO L138 BoogieDeclarations]: Found implementation of procedure CkRxRecv [2022-10-17 16:46:44,279 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-10-17 16:46:44,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-10-17 16:46:44,280 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-10-17 16:46:44,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-10-17 16:46:44,280 INFO L130 BoogieDeclarations]: Found specification of procedure irda_get_next_speed [2022-10-17 16:46:44,280 INFO L138 BoogieDeclarations]: Found implementation of procedure irda_get_next_speed [2022-10-17 16:46:44,280 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2022-10-17 16:46:44,280 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2022-10-17 16:46:44,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:46:44,281 INFO L130 BoogieDeclarations]: Found specification of procedure net_ratelimit [2022-10-17 16:46:44,281 INFO L138 BoogieDeclarations]: Found implementation of procedure net_ratelimit [2022-10-17 16:46:44,281 INFO L130 BoogieDeclarations]: Found specification of procedure SetSendByte [2022-10-17 16:46:44,281 INFO L138 BoogieDeclarations]: Found implementation of procedure SetSendByte [2022-10-17 16:46:44,281 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2022-10-17 16:46:44,281 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2022-10-17 16:46:44,281 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-10-17 16:46:44,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-10-17 16:46:44,281 INFO L130 BoogieDeclarations]: Found specification of procedure ReadReg [2022-10-17 16:46:44,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ReadReg [2022-10-17 16:46:44,282 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_open [2022-10-17 16:46:44,282 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_open [2022-10-17 16:46:44,282 INFO L130 BoogieDeclarations]: Found specification of procedure WriteRegBit [2022-10-17 16:46:44,282 INFO L138 BoogieDeclarations]: Found implementation of procedure WriteRegBit [2022-10-17 16:46:44,282 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:46:44,282 INFO L130 BoogieDeclarations]: Found specification of procedure Wr_Indx [2022-10-17 16:46:44,282 INFO L138 BoogieDeclarations]: Found implementation of procedure Wr_Indx [2022-10-17 16:46:44,282 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:46:44,283 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-10-17 16:46:44,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-10-17 16:46:44,283 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-10-17 16:46:44,283 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-10-17 16:46:44,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:46:44,283 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-10-17 16:46:44,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-10-17 16:46:44,283 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-10-17 16:46:44,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-10-17 16:46:44,283 INFO L130 BoogieDeclarations]: Found specification of procedure WriteReg [2022-10-17 16:46:44,284 INFO L138 BoogieDeclarations]: Found implementation of procedure WriteReg [2022-10-17 16:46:44,284 INFO L130 BoogieDeclarations]: Found specification of procedure SetSendPreambleCount [2022-10-17 16:46:44,284 INFO L138 BoogieDeclarations]: Found implementation of procedure SetSendPreambleCount [2022-10-17 16:46:44,284 INFO L130 BoogieDeclarations]: Found specification of procedure InitCard [2022-10-17 16:46:44,284 INFO L138 BoogieDeclarations]: Found implementation of procedure InitCard [2022-10-17 16:46:44,284 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-10-17 16:46:44,284 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-10-17 16:46:44,284 INFO L130 BoogieDeclarations]: Found specification of procedure SetTimer [2022-10-17 16:46:44,285 INFO L138 BoogieDeclarations]: Found implementation of procedure SetTimer [2022-10-17 16:46:44,285 INFO L130 BoogieDeclarations]: Found specification of procedure ActClk [2022-10-17 16:46:44,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ActClk [2022-10-17 16:46:44,285 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-10-17 16:46:44,285 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-10-17 16:46:44,285 INFO L130 BoogieDeclarations]: Found specification of procedure SetBaudRate [2022-10-17 16:46:44,285 INFO L138 BoogieDeclarations]: Found implementation of procedure SetBaudRate [2022-10-17 16:46:44,285 INFO L130 BoogieDeclarations]: Found specification of procedure Wr_Byte [2022-10-17 16:46:44,285 INFO L138 BoogieDeclarations]: Found implementation of procedure Wr_Byte [2022-10-17 16:46:44,286 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-10-17 16:46:44,286 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-10-17 16:46:44,286 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-10-17 16:46:44,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-10-17 16:46:44,286 INFO L130 BoogieDeclarations]: Found specification of procedure request_dma [2022-10-17 16:46:44,286 INFO L138 BoogieDeclarations]: Found implementation of procedure request_dma [2022-10-17 16:46:44,286 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2022-10-17 16:46:44,286 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2022-10-17 16:46:44,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:46:44,287 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_mac_header [2022-10-17 16:46:44,287 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_mac_header [2022-10-17 16:46:44,287 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_net_open [2022-10-17 16:46:44,287 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_net_open [2022-10-17 16:46:44,287 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-10-17 16:46:44,287 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-10-17 16:46:44,287 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_to_linear_data [2022-10-17 16:46:44,287 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_to_linear_data [2022-10-17 16:46:44,288 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:46:44,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:46:45,247 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:46:45,256 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:46:45,590 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-10-17 16:46:51,718 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:46:53,520 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:46:53,520 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 16:46:53,532 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:46:53 BoogieIcfgContainer [2022-10-17 16:46:53,532 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:46:53,533 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:46:53,534 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:46:53,544 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:46:53,545 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:46:53" (1/1) ... [2022-10-17 16:46:53,560 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:46:53,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:53,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2154 states to 1456 states and 2154 transitions. [2022-10-17 16:46:53,711 INFO L276 IsEmpty]: Start isEmpty. Operand 1456 states and 2154 transitions. [2022-10-17 16:46:53,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:46:53,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:53,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:54,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:54,688 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:46:54,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:54,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2176 states to 1466 states and 2168 transitions. [2022-10-17 16:46:54,902 INFO L276 IsEmpty]: Start isEmpty. Operand 1466 states and 2168 transitions. [2022-10-17 16:46:54,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 16:46:54,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:54,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:55,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:55,475 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:46:55,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:55,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2180 states to 1469 states and 2171 transitions. [2022-10-17 16:46:55,523 INFO L276 IsEmpty]: Start isEmpty. Operand 1469 states and 2171 transitions. [2022-10-17 16:46:55,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-10-17 16:46:55,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:55,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:55,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:56,107 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2022-10-17 16:46:56,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:56,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2207 states to 1480 states and 2190 transitions. [2022-10-17 16:46:56,231 INFO L276 IsEmpty]: Start isEmpty. Operand 1480 states and 2190 transitions. [2022-10-17 16:46:56,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-10-17 16:46:56,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:56,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:56,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:56,738 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2022-10-17 16:46:56,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:56,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2208 states to 1476 states and 2183 transitions. [2022-10-17 16:46:56,782 INFO L276 IsEmpty]: Start isEmpty. Operand 1476 states and 2183 transitions. [2022-10-17 16:46:56,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-10-17 16:46:56,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:56,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:56,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:57,330 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 143 trivial. 0 not checked. [2022-10-17 16:46:57,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:57,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2213 states to 1480 states and 2188 transitions. [2022-10-17 16:46:57,396 INFO L276 IsEmpty]: Start isEmpty. Operand 1480 states and 2188 transitions. [2022-10-17 16:46:57,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-10-17 16:46:57,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:57,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:57,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:57,965 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2022-10-17 16:46:58,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:58,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2224 states to 1487 states and 2199 transitions. [2022-10-17 16:46:58,022 INFO L276 IsEmpty]: Start isEmpty. Operand 1487 states and 2199 transitions. [2022-10-17 16:46:58,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2022-10-17 16:46:58,032 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:58,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:58,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:58,572 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2022-10-17 16:46:58,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:58,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2237 states to 1494 states and 2212 transitions. [2022-10-17 16:46:58,643 INFO L276 IsEmpty]: Start isEmpty. Operand 1494 states and 2212 transitions. [2022-10-17 16:46:58,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2022-10-17 16:46:58,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:58,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:58,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:59,193 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2022-10-17 16:46:59,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:59,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2236 states to 1494 states and 2211 transitions. [2022-10-17 16:46:59,351 INFO L276 IsEmpty]: Start isEmpty. Operand 1494 states and 2211 transitions. [2022-10-17 16:46:59,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2022-10-17 16:46:59,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:59,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:59,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:59,814 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 259 trivial. 0 not checked. [2022-10-17 16:46:59,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:59,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2242 states to 1498 states and 2217 transitions. [2022-10-17 16:46:59,861 INFO L276 IsEmpty]: Start isEmpty. Operand 1498 states and 2217 transitions. [2022-10-17 16:46:59,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2022-10-17 16:46:59,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:59,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:59,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:00,442 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 161 trivial. 0 not checked. [2022-10-17 16:47:00,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:00,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2261 states to 1508 states and 2236 transitions. [2022-10-17 16:47:00,513 INFO L276 IsEmpty]: Start isEmpty. Operand 1508 states and 2236 transitions. [2022-10-17 16:47:00,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2022-10-17 16:47:00,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:00,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:00,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:01,146 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2022-10-17 16:47:01,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:01,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2296 states to 1531 states and 2271 transitions. [2022-10-17 16:47:01,334 INFO L276 IsEmpty]: Start isEmpty. Operand 1531 states and 2271 transitions. [2022-10-17 16:47:01,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2022-10-17 16:47:01,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:01,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:01,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:01,980 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2022-10-17 16:47:02,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:02,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2301 states to 1535 states and 2276 transitions. [2022-10-17 16:47:02,032 INFO L276 IsEmpty]: Start isEmpty. Operand 1535 states and 2276 transitions. [2022-10-17 16:47:02,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2022-10-17 16:47:02,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:02,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:02,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:02,665 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2022-10-17 16:47:02,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:02,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2318 states to 1544 states and 2293 transitions. [2022-10-17 16:47:02,727 INFO L276 IsEmpty]: Start isEmpty. Operand 1544 states and 2293 transitions. [2022-10-17 16:47:02,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2022-10-17 16:47:02,731 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:02,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:02,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:03,319 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2022-10-17 16:47:03,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:03,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2320 states to 1546 states and 2295 transitions. [2022-10-17 16:47:03,372 INFO L276 IsEmpty]: Start isEmpty. Operand 1546 states and 2295 transitions. [2022-10-17 16:47:03,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2022-10-17 16:47:03,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:03,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:03,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:04,093 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2022-10-17 16:47:04,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:04,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2322 states to 1548 states and 2297 transitions. [2022-10-17 16:47:04,150 INFO L276 IsEmpty]: Start isEmpty. Operand 1548 states and 2297 transitions. [2022-10-17 16:47:04,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2022-10-17 16:47:04,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:04,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:04,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:04,745 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2022-10-17 16:47:04,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:04,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2324 states to 1550 states and 2299 transitions. [2022-10-17 16:47:04,806 INFO L276 IsEmpty]: Start isEmpty. Operand 1550 states and 2299 transitions. [2022-10-17 16:47:04,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2022-10-17 16:47:04,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:04,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:04,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:05,447 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2022-10-17 16:47:05,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:05,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2326 states to 1552 states and 2301 transitions. [2022-10-17 16:47:05,495 INFO L276 IsEmpty]: Start isEmpty. Operand 1552 states and 2301 transitions. [2022-10-17 16:47:05,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2022-10-17 16:47:05,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:05,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:05,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:06,066 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2022-10-17 16:47:06,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:06,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2328 states to 1554 states and 2303 transitions. [2022-10-17 16:47:06,110 INFO L276 IsEmpty]: Start isEmpty. Operand 1554 states and 2303 transitions. [2022-10-17 16:47:06,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 337 [2022-10-17 16:47:06,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:06,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:06,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:06,835 INFO L134 CoverageAnalysis]: Checked inductivity of 2639 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2639 trivial. 0 not checked. [2022-10-17 16:47:06,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:06,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2369 states to 1580 states and 2344 transitions. [2022-10-17 16:47:06,996 INFO L276 IsEmpty]: Start isEmpty. Operand 1580 states and 2344 transitions. [2022-10-17 16:47:07,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 358 [2022-10-17 16:47:07,009 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:07,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:07,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:07,688 INFO L134 CoverageAnalysis]: Checked inductivity of 3112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3112 trivial. 0 not checked. [2022-10-17 16:47:07,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:07,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2374 states to 1452 states and 2148 transitions. [2022-10-17 16:47:07,740 INFO L276 IsEmpty]: Start isEmpty. Operand 1452 states and 2148 transitions. [2022-10-17 16:47:07,755 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-10-17 16:47:07,756 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 21 iterations. [2022-10-17 16:47:07,774 INFO L754 CodeCheckObserver]: All specifications hold 2 specifications checked. All of them hold