./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.8-rc1-32_7a-drivers--usb--misc--sisusbvga--sisusbvga.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9ad7fb26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe511c7b-7f54-41db-9b51-8ff99a24ef0d/bin/utaipan-aC7eJsxGYH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe511c7b-7f54-41db-9b51-8ff99a24ef0d/bin/utaipan-aC7eJsxGYH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe511c7b-7f54-41db-9b51-8ff99a24ef0d/bin/utaipan-aC7eJsxGYH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe511c7b-7f54-41db-9b51-8ff99a24ef0d/bin/utaipan-aC7eJsxGYH/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.8-rc1-32_7a-drivers--usb--misc--sisusbvga--sisusbvga.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe511c7b-7f54-41db-9b51-8ff99a24ef0d/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe511c7b-7f54-41db-9b51-8ff99a24ef0d/bin/utaipan-aC7eJsxGYH --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 d62cca735e5e5c3ed49d61d09e2b8d7696fac03708570c9e23afbb5bfdcaa275 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-9ad7fb2 [2021-11-03 04:12:09,117 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-03 04:12:09,119 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-03 04:12:09,167 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-03 04:12:09,168 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-03 04:12:09,174 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-03 04:12:09,176 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-03 04:12:09,181 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-03 04:12:09,184 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-03 04:12:09,191 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-03 04:12:09,193 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-03 04:12:09,195 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-03 04:12:09,196 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-03 04:12:09,199 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-03 04:12:09,201 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-03 04:12:09,203 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-03 04:12:09,204 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-03 04:12:09,205 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-03 04:12:09,207 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-03 04:12:09,210 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-03 04:12:09,212 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-03 04:12:09,216 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-03 04:12:09,220 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-03 04:12:09,221 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-03 04:12:09,233 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-03 04:12:09,234 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-03 04:12:09,235 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-03 04:12:09,237 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-03 04:12:09,238 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-03 04:12:09,239 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-03 04:12:09,241 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-03 04:12:09,242 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-03 04:12:09,244 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-03 04:12:09,245 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-03 04:12:09,247 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-03 04:12:09,247 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-03 04:12:09,248 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-03 04:12:09,249 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-03 04:12:09,249 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-03 04:12:09,250 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-03 04:12:09,251 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-03 04:12:09,252 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe511c7b-7f54-41db-9b51-8ff99a24ef0d/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-03 04:12:09,301 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-03 04:12:09,302 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-03 04:12:09,303 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-03 04:12:09,303 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-03 04:12:09,303 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-03 04:12:09,304 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-03 04:12:09,304 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-03 04:12:09,304 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-03 04:12:09,305 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-03 04:12:09,305 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-03 04:12:09,305 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-03 04:12:09,305 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-03 04:12:09,306 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-03 04:12:09,306 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-03 04:12:09,306 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-03 04:12:09,307 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-03 04:12:09,307 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-03 04:12:09,308 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-03 04:12:09,308 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-03 04:12:09,308 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-03 04:12:09,309 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-03 04:12:09,309 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-03 04:12:09,309 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-03 04:12:09,309 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-03 04:12:09,310 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-03 04:12:09,310 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-03 04:12:09,310 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-03 04:12:09,311 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-03 04:12:09,311 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-03 04:12:09,311 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-03 04:12:09,311 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-03 04:12:09,312 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-03 04:12:09,312 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-03 04:12:09,312 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-03 04:12:09,313 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-03 04:12:09,313 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-03 04:12:09,313 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_fe511c7b-7f54-41db-9b51-8ff99a24ef0d/bin/utaipan-aC7eJsxGYH/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe511c7b-7f54-41db-9b51-8ff99a24ef0d/bin/utaipan-aC7eJsxGYH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d62cca735e5e5c3ed49d61d09e2b8d7696fac03708570c9e23afbb5bfdcaa275 [2021-11-03 04:12:09,668 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-03 04:12:09,700 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-03 04:12:09,703 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-03 04:12:09,706 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-03 04:12:09,711 INFO L275 PluginConnector]: CDTParser initialized [2021-11-03 04:12:09,712 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe511c7b-7f54-41db-9b51-8ff99a24ef0d/bin/utaipan-aC7eJsxGYH/../../sv-benchmarks/c/ldv-challenges/linux-3.8-rc1-32_7a-drivers--usb--misc--sisusbvga--sisusbvga.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.i [2021-11-03 04:12:09,810 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe511c7b-7f54-41db-9b51-8ff99a24ef0d/bin/utaipan-aC7eJsxGYH/data/14fda882c/938c57e853ea4527a23e1623800d297f/FLAG7e306fada [2021-11-03 04:12:10,966 INFO L306 CDTParser]: Found 1 translation units. [2021-11-03 04:12:10,967 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe511c7b-7f54-41db-9b51-8ff99a24ef0d/sv-benchmarks/c/ldv-challenges/linux-3.8-rc1-32_7a-drivers--usb--misc--sisusbvga--sisusbvga.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.i [2021-11-03 04:12:11,056 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe511c7b-7f54-41db-9b51-8ff99a24ef0d/bin/utaipan-aC7eJsxGYH/data/14fda882c/938c57e853ea4527a23e1623800d297f/FLAG7e306fada [2021-11-03 04:12:11,202 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe511c7b-7f54-41db-9b51-8ff99a24ef0d/bin/utaipan-aC7eJsxGYH/data/14fda882c/938c57e853ea4527a23e1623800d297f [2021-11-03 04:12:11,204 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-03 04:12:11,207 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-03 04:12:11,211 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-03 04:12:11,211 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-03 04:12:11,214 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-03 04:12:11,215 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:12:11" (1/1) ... [2021-11-03 04:12:11,217 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f4408f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:12:11, skipping insertion in model container [2021-11-03 04:12:11,217 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:12:11" (1/1) ... [2021-11-03 04:12:11,224 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-03 04:12:11,414 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-03 04:12:12,969 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 04:12:12,989 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 04:12:13,168 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 04:12:13,180 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 04:12:13,276 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 04:12:13,281 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 04:12:13,561 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 04:12:13,563 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 04:12:13,565 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 04:12:13,577 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 04:12:13,582 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 04:12:13,589 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 04:12:13,602 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 04:12:13,625 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 04:12:13,647 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 04:12:13,675 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 04:12:13,701 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 04:12:13,711 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 04:12:13,724 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 04:12:13,870 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 04:12:13,877 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 04:12:13,885 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 04:12:13,892 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 04:12:13,898 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 04:12:13,906 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 04:12:13,914 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 04:12:14,852 WARN L228 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_fe511c7b-7f54-41db-9b51-8ff99a24ef0d/sv-benchmarks/c/ldv-challenges/linux-3.8-rc1-32_7a-drivers--usb--misc--sisusbvga--sisusbvga.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.i[361017,361030] [2021-11-03 04:12:14,969 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-03 04:12:15,098 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2021-11-03 04:12:15,100 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4a52d264 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:12:15, skipping insertion in model container [2021-11-03 04:12:15,100 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-03 04:12:15,100 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-03 04:12:15,103 INFO L168 Benchmark]: Toolchain (without parser) took 3894.26 ms. Allocated memory was 113.2 MB in the beginning and 163.6 MB in the end (delta: 50.3 MB). Free memory was 82.6 MB in the beginning and 81.2 MB in the end (delta: 1.4 MB). Peak memory consumption was 85.7 MB. Max. memory is 16.1 GB. [2021-11-03 04:12:15,105 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 113.2 MB. Free memory was 83.8 MB in the beginning and 83.7 MB in the end (delta: 28.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-03 04:12:15,106 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3889.31 ms. Allocated memory was 113.2 MB in the beginning and 163.6 MB in the end (delta: 50.3 MB). Free memory was 82.6 MB in the beginning and 81.2 MB in the end (delta: 1.4 MB). Peak memory consumption was 85.7 MB. Max. memory is 16.1 GB. [2021-11-03 04:12:15,108 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 113.2 MB. Free memory was 83.8 MB in the beginning and 83.7 MB in the end (delta: 28.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3889.31 ms. Allocated memory was 113.2 MB in the beginning and 163.6 MB in the end (delta: 50.3 MB). Free memory was 82.6 MB in the beginning and 81.2 MB in the end (delta: 1.4 MB). Peak memory consumption was 85.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 3973]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe511c7b-7f54-41db-9b51-8ff99a24ef0d/bin/utaipan-aC7eJsxGYH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe511c7b-7f54-41db-9b51-8ff99a24ef0d/bin/utaipan-aC7eJsxGYH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe511c7b-7f54-41db-9b51-8ff99a24ef0d/bin/utaipan-aC7eJsxGYH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe511c7b-7f54-41db-9b51-8ff99a24ef0d/bin/utaipan-aC7eJsxGYH/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.8-rc1-32_7a-drivers--usb--misc--sisusbvga--sisusbvga.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe511c7b-7f54-41db-9b51-8ff99a24ef0d/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe511c7b-7f54-41db-9b51-8ff99a24ef0d/bin/utaipan-aC7eJsxGYH --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 d62cca735e5e5c3ed49d61d09e2b8d7696fac03708570c9e23afbb5bfdcaa275 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-9ad7fb2 [2021-11-03 04:12:17,725 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-03 04:12:17,729 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-03 04:12:17,790 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-03 04:12:17,791 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-03 04:12:17,796 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-03 04:12:17,798 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-03 04:12:17,803 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-03 04:12:17,807 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-03 04:12:17,815 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-03 04:12:17,817 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-03 04:12:17,819 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-03 04:12:17,820 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-03 04:12:17,822 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-03 04:12:17,825 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-03 04:12:17,830 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-03 04:12:17,832 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-03 04:12:17,833 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-03 04:12:17,835 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-03 04:12:17,843 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-03 04:12:17,846 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-03 04:12:17,847 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-03 04:12:17,850 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-03 04:12:17,852 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-03 04:12:17,862 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-03 04:12:17,862 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-03 04:12:17,863 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-03 04:12:17,865 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-03 04:12:17,866 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-03 04:12:17,867 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-03 04:12:17,867 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-03 04:12:17,868 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-03 04:12:17,871 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-03 04:12:17,872 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-03 04:12:17,873 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-03 04:12:17,874 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-03 04:12:17,875 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-03 04:12:17,875 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-03 04:12:17,875 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-03 04:12:17,877 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-03 04:12:17,878 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-03 04:12:17,879 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe511c7b-7f54-41db-9b51-8ff99a24ef0d/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-03 04:12:17,928 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-03 04:12:17,929 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-03 04:12:17,930 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-03 04:12:17,931 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-03 04:12:17,931 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-03 04:12:17,932 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-03 04:12:17,932 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-03 04:12:17,932 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-03 04:12:17,933 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-03 04:12:17,934 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-03 04:12:17,936 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-03 04:12:17,936 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-03 04:12:17,936 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-03 04:12:17,937 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-03 04:12:17,937 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-03 04:12:17,938 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-03 04:12:17,938 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-03 04:12:17,938 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-03 04:12:17,939 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-03 04:12:17,939 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-03 04:12:17,940 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-03 04:12:17,940 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-03 04:12:17,940 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-03 04:12:17,941 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-03 04:12:17,941 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-03 04:12:17,942 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-03 04:12:17,942 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-03 04:12:17,942 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-03 04:12:17,943 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-03 04:12:17,943 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-03 04:12:17,943 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-03 04:12:17,944 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-03 04:12:17,944 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_fe511c7b-7f54-41db-9b51-8ff99a24ef0d/bin/utaipan-aC7eJsxGYH/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe511c7b-7f54-41db-9b51-8ff99a24ef0d/bin/utaipan-aC7eJsxGYH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d62cca735e5e5c3ed49d61d09e2b8d7696fac03708570c9e23afbb5bfdcaa275 [2021-11-03 04:12:18,393 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-03 04:12:18,429 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-03 04:12:18,433 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-03 04:12:18,435 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-03 04:12:18,436 INFO L275 PluginConnector]: CDTParser initialized [2021-11-03 04:12:18,437 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe511c7b-7f54-41db-9b51-8ff99a24ef0d/bin/utaipan-aC7eJsxGYH/../../sv-benchmarks/c/ldv-challenges/linux-3.8-rc1-32_7a-drivers--usb--misc--sisusbvga--sisusbvga.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.i [2021-11-03 04:12:18,526 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe511c7b-7f54-41db-9b51-8ff99a24ef0d/bin/utaipan-aC7eJsxGYH/data/8e8c9b678/d8174e446cba46ea9763fb842d27072c/FLAGfb507d258 [2021-11-03 04:12:19,709 INFO L306 CDTParser]: Found 1 translation units. [2021-11-03 04:12:19,710 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe511c7b-7f54-41db-9b51-8ff99a24ef0d/sv-benchmarks/c/ldv-challenges/linux-3.8-rc1-32_7a-drivers--usb--misc--sisusbvga--sisusbvga.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.i [2021-11-03 04:12:19,792 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe511c7b-7f54-41db-9b51-8ff99a24ef0d/bin/utaipan-aC7eJsxGYH/data/8e8c9b678/d8174e446cba46ea9763fb842d27072c/FLAGfb507d258 [2021-11-03 04:12:19,930 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe511c7b-7f54-41db-9b51-8ff99a24ef0d/bin/utaipan-aC7eJsxGYH/data/8e8c9b678/d8174e446cba46ea9763fb842d27072c [2021-11-03 04:12:19,933 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-03 04:12:19,935 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-03 04:12:19,939 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-03 04:12:19,939 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-03 04:12:19,943 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-03 04:12:19,944 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:12:19" (1/1) ... [2021-11-03 04:12:19,946 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23aa91cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:12:19, skipping insertion in model container [2021-11-03 04:12:19,946 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:12:19" (1/1) ... [2021-11-03 04:12:19,955 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-03 04:12:20,223 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-03 04:12:23,237 WARN L228 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_fe511c7b-7f54-41db-9b51-8ff99a24ef0d/sv-benchmarks/c/ldv-challenges/linux-3.8-rc1-32_7a-drivers--usb--misc--sisusbvga--sisusbvga.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.i[361017,361030] [2021-11-03 04:12:23,336 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-03 04:12:23,531 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-03 04:12:23,692 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-03 04:12:24,329 WARN L228 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_fe511c7b-7f54-41db-9b51-8ff99a24ef0d/sv-benchmarks/c/ldv-challenges/linux-3.8-rc1-32_7a-drivers--usb--misc--sisusbvga--sisusbvga.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.i[361017,361030] [2021-11-03 04:12:24,341 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-03 04:12:24,429 INFO L203 MainTranslator]: Completed pre-run [2021-11-03 04:12:25,096 WARN L228 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_fe511c7b-7f54-41db-9b51-8ff99a24ef0d/sv-benchmarks/c/ldv-challenges/linux-3.8-rc1-32_7a-drivers--usb--misc--sisusbvga--sisusbvga.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.i[361017,361030] [2021-11-03 04:12:25,108 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-03 04:12:25,477 INFO L208 MainTranslator]: Completed translation [2021-11-03 04:12:25,477 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:12:25 WrapperNode [2021-11-03 04:12:25,477 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-03 04:12:25,479 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-03 04:12:25,479 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-03 04:12:25,479 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-03 04:12:25,486 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:12:25" (1/1) ... [2021-11-03 04:12:25,667 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:12:25" (1/1) ...