./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--usb--serial--mos7840.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5e519f3a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_116f2a02-c233-49e7-9da2-14e4cd3c9b81/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_116f2a02-c233-49e7-9da2-14e4cd3c9b81/bin/utaipan-7li7fVZpFI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_116f2a02-c233-49e7-9da2-14e4cd3c9b81/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_116f2a02-c233-49e7-9da2-14e4cd3c9b81/bin/utaipan-7li7fVZpFI/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--serial--mos7840.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_116f2a02-c233-49e7-9da2-14e4cd3c9b81/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_116f2a02-c233-49e7-9da2-14e4cd3c9b81/bin/utaipan-7li7fVZpFI --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c1586642bef6980141a60942369684a3359f9fff4af003e79a9c46b72c273d5b --- 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-5e519f3 [2022-11-03 03:55:08,061 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 03:55:08,064 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 03:55:08,099 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 03:55:08,100 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 03:55:08,101 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 03:55:08,103 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 03:55:08,105 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 03:55:08,108 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 03:55:08,109 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 03:55:08,111 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 03:55:08,112 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 03:55:08,113 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 03:55:08,114 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 03:55:08,116 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 03:55:08,118 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 03:55:08,119 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 03:55:08,121 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 03:55:08,123 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 03:55:08,126 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 03:55:08,129 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 03:55:08,131 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 03:55:08,133 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 03:55:08,134 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 03:55:08,140 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 03:55:08,140 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 03:55:08,141 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 03:55:08,142 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 03:55:08,143 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 03:55:08,145 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 03:55:08,145 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 03:55:08,147 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 03:55:08,148 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 03:55:08,149 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 03:55:08,151 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 03:55:08,151 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 03:55:08,153 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 03:55:08,153 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 03:55:08,154 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 03:55:08,155 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 03:55:08,156 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 03:55:08,157 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_116f2a02-c233-49e7-9da2-14e4cd3c9b81/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-03 03:55:08,191 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 03:55:08,191 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 03:55:08,192 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 03:55:08,192 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 03:55:08,193 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 03:55:08,194 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 03:55:08,194 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 03:55:08,194 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 03:55:08,195 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 03:55:08,195 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-03 03:55:08,195 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 03:55:08,196 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 03:55:08,196 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-03 03:55:08,196 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-03 03:55:08,197 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 03:55:08,197 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-03 03:55:08,197 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-03 03:55:08,198 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-03 03:55:08,199 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 03:55:08,199 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-03 03:55:08,199 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 03:55:08,200 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-03 03:55:08,200 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 03:55:08,200 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-03 03:55:08,201 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-03 03:55:08,201 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 03:55:08,201 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-03 03:55:08,202 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 03:55:08,202 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 03:55:08,202 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 03:55:08,203 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 03:55:08,203 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-03 03:55:08,203 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 03:55:08,204 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-03 03:55:08,204 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-03 03:55:08,204 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-03 03:55:08,204 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-03 03:55:08,205 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 03:55:08,205 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_116f2a02-c233-49e7-9da2-14e4cd3c9b81/bin/utaipan-7li7fVZpFI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_116f2a02-c233-49e7-9da2-14e4cd3c9b81/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c1586642bef6980141a60942369684a3359f9fff4af003e79a9c46b72c273d5b [2022-11-03 03:55:08,662 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 03:55:08,699 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 03:55:08,703 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 03:55:08,705 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 03:55:08,707 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 03:55:08,709 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_116f2a02-c233-49e7-9da2-14e4cd3c9b81/bin/utaipan-7li7fVZpFI/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--serial--mos7840.ko-entry_point.cil.out.i [2022-11-03 03:55:08,801 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_116f2a02-c233-49e7-9da2-14e4cd3c9b81/bin/utaipan-7li7fVZpFI/data/1d3f4694d/ce37118894074e7d965f1aa11b8cb5f7/FLAG02926dff9 [2022-11-03 03:55:09,969 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 03:55:09,970 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_116f2a02-c233-49e7-9da2-14e4cd3c9b81/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--serial--mos7840.ko-entry_point.cil.out.i [2022-11-03 03:55:10,017 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_116f2a02-c233-49e7-9da2-14e4cd3c9b81/bin/utaipan-7li7fVZpFI/data/1d3f4694d/ce37118894074e7d965f1aa11b8cb5f7/FLAG02926dff9 [2022-11-03 03:55:10,244 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_116f2a02-c233-49e7-9da2-14e4cd3c9b81/bin/utaipan-7li7fVZpFI/data/1d3f4694d/ce37118894074e7d965f1aa11b8cb5f7 [2022-11-03 03:55:10,249 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 03:55:10,251 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 03:55:10,253 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 03:55:10,254 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 03:55:10,260 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 03:55:10,262 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 03:55:10" (1/1) ... [2022-11-03 03:55:10,264 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@debd9f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:55:10, skipping insertion in model container [2022-11-03 03:55:10,264 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 03:55:10" (1/1) ... [2022-11-03 03:55:10,273 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 03:55:10,487 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 03:55:13,106 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_116f2a02-c233-49e7-9da2-14e4cd3c9b81/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--serial--mos7840.ko-entry_point.cil.out.i[297800,297813] [2022-11-03 03:55:13,166 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 03:55:13,200 INFO L203 MainTranslator]: Completed pre-run [2022-11-03 03:55:13,803 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_116f2a02-c233-49e7-9da2-14e4cd3c9b81/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--serial--mos7840.ko-entry_point.cil.out.i[297800,297813] [2022-11-03 03:55:13,810 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 03:55:13,904 INFO L208 MainTranslator]: Completed translation [2022-11-03 03:55:13,905 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:55:13 WrapperNode [2022-11-03 03:55:13,905 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 03:55:13,907 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-03 03:55:13,907 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-03 03:55:13,908 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-03 03:55:13,919 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:55:13" (1/1) ... [2022-11-03 03:55:14,042 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:55:13" (1/1) ... [2022-11-03 03:55:14,342 INFO L138 Inliner]: procedures = 191, calls = 3778, calls flagged for inlining = 80, calls inlined = 67, statements flattened = 6858 [2022-11-03 03:55:14,342 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-03 03:55:14,343 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-03 03:55:14,344 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-03 03:55:14,344 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-03 03:55:14,357 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:55:13" (1/1) ... [2022-11-03 03:55:14,357 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:55:13" (1/1) ... [2022-11-03 03:55:14,400 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:55:13" (1/1) ... [2022-11-03 03:55:14,400 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:55:13" (1/1) ... [2022-11-03 03:55:14,728 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:55:13" (1/1) ... [2022-11-03 03:55:14,778 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:55:13" (1/1) ... [2022-11-03 03:55:15,072 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:55:13" (1/1) ... [2022-11-03 03:55:15,237 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:55:13" (1/1) ... [2022-11-03 03:55:15,296 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-03 03:55:15,298 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-03 03:55:15,299 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-03 03:55:15,299 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-03 03:55:15,300 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:55:13" (1/1) ... [2022-11-03 03:55:15,311 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 03:55:15,324 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_116f2a02-c233-49e7-9da2-14e4cd3c9b81/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 03:55:15,340 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_116f2a02-c233-49e7-9da2-14e4cd3c9b81/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-03 03:55:15,366 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_116f2a02-c233-49e7-9da2-14e4cd3c9b81/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-03 03:55:15,411 INFO L130 BoogieDeclarations]: Found specification of procedure mos7840_port_probe [2022-11-03 03:55:15,412 INFO L138 BoogieDeclarations]: Found implementation of procedure mos7840_port_probe [2022-11-03 03:55:15,412 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-03 03:55:15,412 INFO L130 BoogieDeclarations]: Found specification of procedure mos7840_get_reg_sync [2022-11-03 03:55:15,412 INFO L138 BoogieDeclarations]: Found implementation of procedure mos7840_get_reg_sync [2022-11-03 03:55:15,413 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_1 [2022-11-03 03:55:15,413 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_1 [2022-11-03 03:55:15,413 INFO L130 BoogieDeclarations]: Found specification of procedure mos7840_set_reg_sync [2022-11-03 03:55:15,413 INFO L138 BoogieDeclarations]: Found implementation of procedure mos7840_set_reg_sync [2022-11-03 03:55:15,414 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-03 03:55:15,414 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-03 03:55:15,414 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-03 03:55:15,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-03 03:55:15,414 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-03 03:55:15,415 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-03 03:55:15,415 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-03 03:55:15,415 INFO L130 BoogieDeclarations]: Found specification of procedure mos7840_write [2022-11-03 03:55:15,415 INFO L138 BoogieDeclarations]: Found implementation of procedure mos7840_write [2022-11-03 03:55:15,415 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-11-03 03:55:15,416 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-11-03 03:55:15,416 INFO L130 BoogieDeclarations]: Found specification of procedure mos7840_ioctl [2022-11-03 03:55:15,416 INFO L138 BoogieDeclarations]: Found implementation of procedure mos7840_ioctl [2022-11-03 03:55:15,416 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_tiocmiwait [2022-11-03 03:55:15,417 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_tiocmiwait [2022-11-03 03:55:15,417 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2022-11-03 03:55:15,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2022-11-03 03:55:15,417 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_control_urb [2022-11-03 03:55:15,417 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_control_urb [2022-11-03 03:55:15,418 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2022-11-03 03:55:15,418 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2022-11-03 03:55:15,419 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-03 03:55:15,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-03 03:55:15,419 INFO L130 BoogieDeclarations]: Found specification of procedure mos7840_get_port_private [2022-11-03 03:55:15,420 INFO L138 BoogieDeclarations]: Found implementation of procedure mos7840_get_port_private [2022-11-03 03:55:15,421 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2022-11-03 03:55:15,421 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2022-11-03 03:55:15,421 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-11-03 03:55:15,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-11-03 03:55:15,422 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_1 [2022-11-03 03:55:15,422 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_1 [2022-11-03 03:55:15,422 INFO L130 BoogieDeclarations]: Found specification of procedure mos7840_get_uart_reg [2022-11-03 03:55:15,422 INFO L138 BoogieDeclarations]: Found implementation of procedure mos7840_get_uart_reg [2022-11-03 03:55:15,423 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit_unlock [2022-11-03 03:55:15,423 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit_unlock [2022-11-03 03:55:15,423 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-03 03:55:15,423 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-03 03:55:15,424 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_serial_port_data [2022-11-03 03:55:15,424 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_serial_port_data [2022-11-03 03:55:15,425 INFO L130 BoogieDeclarations]: Found specification of procedure mos7840_get_usb_serial [2022-11-03 03:55:15,426 INFO L138 BoogieDeclarations]: Found implementation of procedure mos7840_get_usb_serial [2022-11-03 03:55:15,427 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_get_icount [2022-11-03 03:55:15,427 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_get_icount [2022-11-03 03:55:15,427 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-03 03:55:15,427 INFO L130 BoogieDeclarations]: Found specification of procedure mos7840_set_led_async [2022-11-03 03:55:15,427 INFO L138 BoogieDeclarations]: Found implementation of procedure mos7840_set_led_async [2022-11-03 03:55:15,428 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2022-11-03 03:55:15,428 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2022-11-03 03:55:15,428 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2022-11-03 03:55:15,428 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2022-11-03 03:55:15,429 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-03 03:55:15,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-03 03:55:15,430 INFO L130 BoogieDeclarations]: Found specification of procedure mos7840_set_termios [2022-11-03 03:55:15,430 INFO L138 BoogieDeclarations]: Found implementation of procedure mos7840_set_termios [2022-11-03 03:55:15,430 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-03 03:55:15,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-03 03:55:15,431 INFO L130 BoogieDeclarations]: Found specification of procedure mos7840_set_led_sync [2022-11-03 03:55:15,431 INFO L138 BoogieDeclarations]: Found implementation of procedure mos7840_set_led_sync [2022-11-03 03:55:15,431 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_detach_3 [2022-11-03 03:55:15,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_detach_3 [2022-11-03 03:55:15,431 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-03 03:55:15,432 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-03 03:55:15,432 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-11-03 03:55:15,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-11-03 03:55:15,432 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-03 03:55:15,432 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-03 03:55:15,433 INFO L130 BoogieDeclarations]: Found specification of procedure mos7840_chars_in_buffer [2022-11-03 03:55:15,433 INFO L138 BoogieDeclarations]: Found implementation of procedure mos7840_chars_in_buffer [2022-11-03 03:55:15,433 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-03 03:55:15,433 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_1 [2022-11-03 03:55:15,433 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_1 [2022-11-03 03:55:15,434 INFO L130 BoogieDeclarations]: Found specification of procedure mos7840_throttle [2022-11-03 03:55:15,434 INFO L138 BoogieDeclarations]: Found implementation of procedure mos7840_throttle [2022-11-03 03:55:15,435 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-11-03 03:55:15,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-11-03 03:55:15,435 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-03 03:55:15,436 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_2 [2022-11-03 03:55:15,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_2 [2022-11-03 03:55:15,436 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_1 [2022-11-03 03:55:15,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_1 [2022-11-03 03:55:15,437 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-03 03:55:15,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-03 03:55:15,438 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_1 [2022-11-03 03:55:15,439 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_1 [2022-11-03 03:55:15,439 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit_lock [2022-11-03 03:55:15,439 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit_lock [2022-11-03 03:55:15,440 INFO L130 BoogieDeclarations]: Found specification of procedure mos7840_set_uart_reg [2022-11-03 03:55:15,440 INFO L138 BoogieDeclarations]: Found implementation of procedure mos7840_set_uart_reg [2022-11-03 03:55:15,440 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-03 03:55:15,441 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2022-11-03 03:55:15,441 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2022-11-03 03:55:15,441 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-11-03 03:55:15,441 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-11-03 03:55:15,441 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2022-11-03 03:55:15,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2022-11-03 03:55:15,442 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2022-11-03 03:55:15,442 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2022-11-03 03:55:15,443 INFO L130 BoogieDeclarations]: Found specification of procedure mos7840_port_paranoia_check [2022-11-03 03:55:15,443 INFO L138 BoogieDeclarations]: Found implementation of procedure mos7840_port_paranoia_check [2022-11-03 03:55:15,443 INFO L130 BoogieDeclarations]: Found specification of procedure mos7840_serial_paranoia_check [2022-11-03 03:55:15,444 INFO L138 BoogieDeclarations]: Found implementation of procedure mos7840_serial_paranoia_check [2022-11-03 03:55:15,445 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-03 03:55:15,448 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-03 03:55:15,449 INFO L130 BoogieDeclarations]: Found specification of procedure mos7840_led_activity [2022-11-03 03:55:15,449 INFO L138 BoogieDeclarations]: Found implementation of procedure mos7840_led_activity [2022-11-03 03:55:15,449 INFO L130 BoogieDeclarations]: Found specification of procedure mos7840_bulk_in_callback [2022-11-03 03:55:15,450 INFO L138 BoogieDeclarations]: Found implementation of procedure mos7840_bulk_in_callback [2022-11-03 03:55:15,451 INFO L130 BoogieDeclarations]: Found specification of procedure mos7840_write_room [2022-11-03 03:55:15,453 INFO L138 BoogieDeclarations]: Found implementation of procedure mos7840_write_room [2022-11-03 03:55:15,453 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-03 03:55:15,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-03 03:55:15,460 INFO L130 BoogieDeclarations]: Found specification of procedure mos7840_calc_num_ports [2022-11-03 03:55:15,460 INFO L138 BoogieDeclarations]: Found implementation of procedure mos7840_calc_num_ports [2022-11-03 03:55:15,460 INFO L130 BoogieDeclarations]: Found specification of procedure mos7840_break [2022-11-03 03:55:15,460 INFO L138 BoogieDeclarations]: Found implementation of procedure mos7840_break [2022-11-03 03:55:15,461 INFO L130 BoogieDeclarations]: Found specification of procedure mos7840_tiocmset [2022-11-03 03:55:15,461 INFO L138 BoogieDeclarations]: Found implementation of procedure mos7840_tiocmset [2022-11-03 03:55:15,461 INFO L130 BoogieDeclarations]: Found specification of procedure mos7840_tiocmget [2022-11-03 03:55:15,461 INFO L138 BoogieDeclarations]: Found implementation of procedure mos7840_tiocmget [2022-11-03 03:55:15,461 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2022-11-03 03:55:15,461 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2022-11-03 03:55:15,462 INFO L130 BoogieDeclarations]: Found specification of procedure mos7840_set_port_private [2022-11-03 03:55:15,462 INFO L138 BoogieDeclarations]: Found implementation of procedure mos7840_set_port_private [2022-11-03 03:55:15,462 INFO L130 BoogieDeclarations]: Found specification of procedure mos7840_unthrottle [2022-11-03 03:55:15,462 INFO L138 BoogieDeclarations]: Found implementation of procedure mos7840_unthrottle [2022-11-03 03:55:15,462 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-03 03:55:15,463 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-03 03:55:15,463 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-03 03:55:15,463 INFO L130 BoogieDeclarations]: Found specification of procedure usb_clear_halt [2022-11-03 03:55:15,463 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_clear_halt [2022-11-03 03:55:15,463 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_serial_data [2022-11-03 03:55:15,463 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_serial_data [2022-11-03 03:55:15,464 INFO L130 BoogieDeclarations]: Found specification of procedure mos7840_port_remove [2022-11-03 03:55:15,464 INFO L138 BoogieDeclarations]: Found implementation of procedure mos7840_port_remove [2022-11-03 03:55:15,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-03 03:55:15,464 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-03 03:55:15,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-03 03:55:16,530 INFO L235 CfgBuilder]: Building ICFG [2022-11-03 03:55:16,534 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-03 03:55:19,256 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-03 04:05:30,828 INFO L276 CfgBuilder]: Performing block encoding