./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-wireless-ipw2x00-ipw2100.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0f8a17c6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12349be0-1a07-4bb5-9486-9a3548af435b/bin/utaipan-UbGMyvGFUs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12349be0-1a07-4bb5-9486-9a3548af435b/bin/utaipan-UbGMyvGFUs/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12349be0-1a07-4bb5-9486-9a3548af435b/bin/utaipan-UbGMyvGFUs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12349be0-1a07-4bb5-9486-9a3548af435b/bin/utaipan-UbGMyvGFUs/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-usb-dev_drivers-net-wireless-ipw2x00-ipw2100.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12349be0-1a07-4bb5-9486-9a3548af435b/bin/utaipan-UbGMyvGFUs/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12349be0-1a07-4bb5-9486-9a3548af435b/bin/utaipan-UbGMyvGFUs --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 23c3594a6e8ee551ccdcac00c9a9144816a66e525e436449266c87c6cbdd15f3 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-0f8a17c [2021-11-19 14:50:16,575 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-19 14:50:16,579 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-19 14:50:16,627 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-19 14:50:16,628 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-19 14:50:16,633 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-19 14:50:16,637 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-19 14:50:16,641 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-19 14:50:16,645 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-19 14:50:16,652 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-19 14:50:16,653 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-19 14:50:16,655 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-19 14:50:16,655 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-19 14:50:16,657 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-19 14:50:16,659 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-19 14:50:16,660 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-19 14:50:16,662 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-19 14:50:16,663 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-19 14:50:16,666 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-19 14:50:16,669 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-19 14:50:16,671 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-19 14:50:16,673 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-19 14:50:16,674 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-19 14:50:16,676 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-19 14:50:16,680 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-19 14:50:16,681 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-19 14:50:16,681 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-19 14:50:16,683 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-19 14:50:16,683 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-19 14:50:16,685 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-19 14:50:16,685 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-19 14:50:16,687 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-19 14:50:16,688 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-19 14:50:16,689 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-19 14:50:16,691 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-19 14:50:16,691 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-19 14:50:16,692 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-19 14:50:16,693 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-19 14:50:16,693 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-19 14:50:16,695 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-19 14:50:16,696 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-19 14:50:16,697 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12349be0-1a07-4bb5-9486-9a3548af435b/bin/utaipan-UbGMyvGFUs/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-19 14:50:16,736 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-19 14:50:16,736 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-19 14:50:16,737 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-19 14:50:16,737 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-19 14:50:16,737 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-19 14:50:16,738 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-19 14:50:16,738 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-19 14:50:16,738 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-19 14:50:16,738 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-19 14:50:16,739 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-19 14:50:16,739 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-19 14:50:16,739 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-19 14:50:16,739 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-19 14:50:16,740 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-19 14:50:16,740 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-19 14:50:16,740 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-19 14:50:16,741 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-19 14:50:16,741 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-19 14:50:16,741 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-19 14:50:16,742 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-19 14:50:16,742 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-19 14:50:16,742 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-19 14:50:16,742 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-19 14:50:16,743 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-19 14:50:16,743 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-19 14:50:16,743 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-19 14:50:16,743 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-19 14:50:16,744 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-19 14:50:16,744 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-19 14:50:16,744 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-19 14:50:16,744 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-19 14:50:16,745 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-19 14:50:16,745 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-19 14:50:16,745 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-19 14:50:16,745 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-19 14:50:16,749 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-19 14:50:16,750 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-19 14:50:16,751 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_12349be0-1a07-4bb5-9486-9a3548af435b/bin/utaipan-UbGMyvGFUs/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12349be0-1a07-4bb5-9486-9a3548af435b/bin/utaipan-UbGMyvGFUs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23c3594a6e8ee551ccdcac00c9a9144816a66e525e436449266c87c6cbdd15f3 [2021-11-19 14:50:17,090 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-19 14:50:17,130 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-19 14:50:17,134 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-19 14:50:17,135 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-19 14:50:17,136 INFO L275 PluginConnector]: CDTParser initialized [2021-11-19 14:50:17,138 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12349be0-1a07-4bb5-9486-9a3548af435b/bin/utaipan-UbGMyvGFUs/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-usb-dev_drivers-net-wireless-ipw2x00-ipw2100.cil.i [2021-11-19 14:50:17,214 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12349be0-1a07-4bb5-9486-9a3548af435b/bin/utaipan-UbGMyvGFUs/data/6b3b60408/7d1cdf42b0f34713a728a505d635e862/FLAG9d6f36cd4 [2021-11-19 14:50:18,419 INFO L306 CDTParser]: Found 1 translation units. [2021-11-19 14:50:18,419 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12349be0-1a07-4bb5-9486-9a3548af435b/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-usb-dev_drivers-net-wireless-ipw2x00-ipw2100.cil.i [2021-11-19 14:50:18,488 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12349be0-1a07-4bb5-9486-9a3548af435b/bin/utaipan-UbGMyvGFUs/data/6b3b60408/7d1cdf42b0f34713a728a505d635e862/FLAG9d6f36cd4 [2021-11-19 14:50:18,568 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12349be0-1a07-4bb5-9486-9a3548af435b/bin/utaipan-UbGMyvGFUs/data/6b3b60408/7d1cdf42b0f34713a728a505d635e862 [2021-11-19 14:50:18,571 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-19 14:50:18,574 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-19 14:50:18,576 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-19 14:50:18,576 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-19 14:50:18,579 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-19 14:50:18,581 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:50:18" (1/1) ... [2021-11-19 14:50:18,583 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d3e55f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:18, skipping insertion in model container [2021-11-19 14:50:18,583 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:50:18" (1/1) ... [2021-11-19 14:50:18,591 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-19 14:50:18,870 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-19 14:50:22,643 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:50:23,069 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:50:23,161 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:50:23,340 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:50:23,412 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:50:23,417 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:50:23,472 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:50:23,521 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:50:24,398 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:50:24,461 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:50:24,554 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:50:24,568 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:50:25,278 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:50:26,353 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_12349be0-1a07-4bb5-9486-9a3548af435b/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-usb-dev_drivers-net-wireless-ipw2x00-ipw2100.cil.i[732788,732801] [2021-11-19 14:50:26,356 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_12349be0-1a07-4bb5-9486-9a3548af435b/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-usb-dev_drivers-net-wireless-ipw2x00-ipw2100.cil.i[732935,732948] [2021-11-19 14:50:26,357 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_12349be0-1a07-4bb5-9486-9a3548af435b/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-usb-dev_drivers-net-wireless-ipw2x00-ipw2100.cil.i[733074,733087] [2021-11-19 14:50:26,358 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_12349be0-1a07-4bb5-9486-9a3548af435b/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-usb-dev_drivers-net-wireless-ipw2x00-ipw2100.cil.i[733232,733245] [2021-11-19 14:50:26,408 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-19 14:50:26,485 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) [2021-11-19 14:50:26,485 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@37508802 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:26, skipping insertion in model container [2021-11-19 14:50:26,486 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-19 14:50:26,486 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-19 14:50:26,489 INFO L158 Benchmark]: Toolchain (without parser) took 7913.34ms. Allocated memory was 130.0MB in the beginning and 201.3MB in the end (delta: 71.3MB). Free memory was 80.5MB in the beginning and 91.7MB in the end (delta: -11.2MB). Peak memory consumption was 89.1MB. Max. memory is 16.1GB. [2021-11-19 14:50:26,490 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 90.2MB. Free memory was 69.4MB in the beginning and 69.3MB in the end (delta: 77.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-19 14:50:26,491 INFO L158 Benchmark]: CACSL2BoogieTranslator took 7910.54ms. Allocated memory was 130.0MB in the beginning and 201.3MB in the end (delta: 71.3MB). Free memory was 80.0MB in the beginning and 91.7MB in the end (delta: -11.7MB). Peak memory consumption was 89.1MB. Max. memory is 16.1GB. [2021-11-19 14:50:26,493 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 90.2MB. Free memory was 69.4MB in the beginning and 69.3MB in the end (delta: 77.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 7910.54ms. Allocated memory was 130.0MB in the beginning and 201.3MB in the end (delta: 71.3MB). Free memory was 80.0MB in the beginning and 91.7MB in the end (delta: -11.7MB). Peak memory consumption was 89.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 8269]: 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_12349be0-1a07-4bb5-9486-9a3548af435b/bin/utaipan-UbGMyvGFUs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12349be0-1a07-4bb5-9486-9a3548af435b/bin/utaipan-UbGMyvGFUs/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12349be0-1a07-4bb5-9486-9a3548af435b/bin/utaipan-UbGMyvGFUs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12349be0-1a07-4bb5-9486-9a3548af435b/bin/utaipan-UbGMyvGFUs/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-usb-dev_drivers-net-wireless-ipw2x00-ipw2100.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12349be0-1a07-4bb5-9486-9a3548af435b/bin/utaipan-UbGMyvGFUs/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12349be0-1a07-4bb5-9486-9a3548af435b/bin/utaipan-UbGMyvGFUs --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 23c3594a6e8ee551ccdcac00c9a9144816a66e525e436449266c87c6cbdd15f3 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-0f8a17c [2021-11-19 14:50:28,989 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-19 14:50:28,992 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-19 14:50:29,027 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-19 14:50:29,028 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-19 14:50:29,030 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-19 14:50:29,032 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-19 14:50:29,035 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-19 14:50:29,038 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-19 14:50:29,039 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-19 14:50:29,041 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-19 14:50:29,043 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-19 14:50:29,044 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-19 14:50:29,045 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-19 14:50:29,047 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-19 14:50:29,049 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-19 14:50:29,050 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-19 14:50:29,052 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-19 14:50:29,055 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-19 14:50:29,058 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-19 14:50:29,060 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-19 14:50:29,062 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-19 14:50:29,064 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-19 14:50:29,065 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-19 14:50:29,070 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-19 14:50:29,070 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-19 14:50:29,071 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-19 14:50:29,072 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-19 14:50:29,073 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-19 14:50:29,075 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-19 14:50:29,075 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-19 14:50:29,076 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-19 14:50:29,079 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-19 14:50:29,080 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-19 14:50:29,082 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-19 14:50:29,082 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-19 14:50:29,084 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-19 14:50:29,084 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-19 14:50:29,085 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-19 14:50:29,086 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-19 14:50:29,087 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-19 14:50:29,095 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12349be0-1a07-4bb5-9486-9a3548af435b/bin/utaipan-UbGMyvGFUs/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-19 14:50:29,146 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-19 14:50:29,146 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-19 14:50:29,148 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-19 14:50:29,148 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-19 14:50:29,148 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-19 14:50:29,149 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-19 14:50:29,149 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-19 14:50:29,149 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-19 14:50:29,150 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-19 14:50:29,150 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-19 14:50:29,152 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-19 14:50:29,153 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-19 14:50:29,153 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-19 14:50:29,153 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-19 14:50:29,154 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-19 14:50:29,154 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-19 14:50:29,154 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-19 14:50:29,154 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-19 14:50:29,155 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-19 14:50:29,155 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-19 14:50:29,155 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-19 14:50:29,155 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-19 14:50:29,156 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-19 14:50:29,156 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-19 14:50:29,156 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-19 14:50:29,157 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-19 14:50:29,157 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-19 14:50:29,157 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-19 14:50:29,157 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-19 14:50:29,158 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-19 14:50:29,158 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-19 14:50:29,158 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-19 14:50:29,158 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-19 14:50:29,159 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_12349be0-1a07-4bb5-9486-9a3548af435b/bin/utaipan-UbGMyvGFUs/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12349be0-1a07-4bb5-9486-9a3548af435b/bin/utaipan-UbGMyvGFUs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23c3594a6e8ee551ccdcac00c9a9144816a66e525e436449266c87c6cbdd15f3 [2021-11-19 14:50:29,591 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-19 14:50:29,616 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-19 14:50:29,619 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-19 14:50:29,620 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-19 14:50:29,621 INFO L275 PluginConnector]: CDTParser initialized [2021-11-19 14:50:29,623 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12349be0-1a07-4bb5-9486-9a3548af435b/bin/utaipan-UbGMyvGFUs/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-usb-dev_drivers-net-wireless-ipw2x00-ipw2100.cil.i [2021-11-19 14:50:29,708 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12349be0-1a07-4bb5-9486-9a3548af435b/bin/utaipan-UbGMyvGFUs/data/1a711c2f6/3194dd8b05a34a3cafa1b5e11e1d5a33/FLAGe5d35e16a [2021-11-19 14:50:31,217 INFO L306 CDTParser]: Found 1 translation units. [2021-11-19 14:50:31,220 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12349be0-1a07-4bb5-9486-9a3548af435b/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-usb-dev_drivers-net-wireless-ipw2x00-ipw2100.cil.i [2021-11-19 14:50:31,318 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12349be0-1a07-4bb5-9486-9a3548af435b/bin/utaipan-UbGMyvGFUs/data/1a711c2f6/3194dd8b05a34a3cafa1b5e11e1d5a33/FLAGe5d35e16a [2021-11-19 14:50:31,647 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12349be0-1a07-4bb5-9486-9a3548af435b/bin/utaipan-UbGMyvGFUs/data/1a711c2f6/3194dd8b05a34a3cafa1b5e11e1d5a33 [2021-11-19 14:50:31,650 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-19 14:50:31,651 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-19 14:50:31,653 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-19 14:50:31,653 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-19 14:50:31,657 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-19 14:50:31,658 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:50:31" (1/1) ... [2021-11-19 14:50:31,659 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f5c7ad9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:31, skipping insertion in model container [2021-11-19 14:50:31,660 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:50:31" (1/1) ... [2021-11-19 14:50:31,669 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-19 14:50:32,008 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-19 14:50:40,438 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_12349be0-1a07-4bb5-9486-9a3548af435b/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-usb-dev_drivers-net-wireless-ipw2x00-ipw2100.cil.i[732788,732801] [2021-11-19 14:50:40,442 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_12349be0-1a07-4bb5-9486-9a3548af435b/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-usb-dev_drivers-net-wireless-ipw2x00-ipw2100.cil.i[732935,732948] [2021-11-19 14:50:40,442 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_12349be0-1a07-4bb5-9486-9a3548af435b/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-usb-dev_drivers-net-wireless-ipw2x00-ipw2100.cil.i[733074,733087] [2021-11-19 14:50:40,443 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_12349be0-1a07-4bb5-9486-9a3548af435b/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-usb-dev_drivers-net-wireless-ipw2x00-ipw2100.cil.i[733232,733245] [2021-11-19 14:50:40,486 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-19 14:50:40,575 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-19 14:50:40,820 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-19 14:50:42,000 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_12349be0-1a07-4bb5-9486-9a3548af435b/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-usb-dev_drivers-net-wireless-ipw2x00-ipw2100.cil.i[732788,732801] [2021-11-19 14:50:42,001 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_12349be0-1a07-4bb5-9486-9a3548af435b/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-usb-dev_drivers-net-wireless-ipw2x00-ipw2100.cil.i[732935,732948] [2021-11-19 14:50:42,001 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_12349be0-1a07-4bb5-9486-9a3548af435b/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-usb-dev_drivers-net-wireless-ipw2x00-ipw2100.cil.i[733074,733087] [2021-11-19 14:50:42,002 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_12349be0-1a07-4bb5-9486-9a3548af435b/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-usb-dev_drivers-net-wireless-ipw2x00-ipw2100.cil.i[733232,733245] [2021-11-19 14:50:42,015 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-19 14:50:42,100 INFO L203 MainTranslator]: Completed pre-run [2021-11-19 14:50:43,360 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_12349be0-1a07-4bb5-9486-9a3548af435b/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-usb-dev_drivers-net-wireless-ipw2x00-ipw2100.cil.i[732788,732801] [2021-11-19 14:50:43,361 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_12349be0-1a07-4bb5-9486-9a3548af435b/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-usb-dev_drivers-net-wireless-ipw2x00-ipw2100.cil.i[732935,732948] [2021-11-19 14:50:43,363 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_12349be0-1a07-4bb5-9486-9a3548af435b/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-usb-dev_drivers-net-wireless-ipw2x00-ipw2100.cil.i[733074,733087] [2021-11-19 14:50:43,369 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_12349be0-1a07-4bb5-9486-9a3548af435b/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-usb-dev_drivers-net-wireless-ipw2x00-ipw2100.cil.i[733232,733245] [2021-11-19 14:50:43,387 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-19 14:50:43,890 INFO L208 MainTranslator]: Completed translation [2021-11-19 14:50:43,890 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:43 WrapperNode [2021-11-19 14:50:43,890 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-19 14:50:43,893 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-19 14:50:43,893 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-19 14:50:43,894 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-19 14:50:43,902 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:43" (1/1) ... [2021-11-19 14:50:44,170 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:43" (1/1) ... [2021-11-19 14:50:44,583 INFO L137 Inliner]: procedures = 606, calls = 11455, calls flagged for inlining = 288, calls inlined = 223, statements flattened = 11970 [2021-11-19 14:50:44,584 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-19 14:50:44,585 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-19 14:50:44,586 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-19 14:50:44,586 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-19 14:50:44,597 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:43" (1/1) ... [2021-11-19 14:50:44,598 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:43" (1/1) ... [2021-11-19 14:50:44,686 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:43" (1/1) ... [2021-11-19 14:50:44,686 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:43" (1/1) ... [2021-11-19 14:50:45,006 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:43" (1/1) ... [2021-11-19 14:50:45,065 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:43" (1/1) ... [2021-11-19 14:50:45,182 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:43" (1/1) ... [2021-11-19 14:50:45,306 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-19 14:50:45,308 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-19 14:50:45,308 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-19 14:50:45,308 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-19 14:50:45,309 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:43" (1/1) ... [2021-11-19 14:50:45,318 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-19 14:50:45,332 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12349be0-1a07-4bb5-9486-9a3548af435b/bin/utaipan-UbGMyvGFUs/z3 [2021-11-19 14:50:45,353 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12349be0-1a07-4bb5-9486-9a3548af435b/bin/utaipan-UbGMyvGFUs/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-19 14:50:45,368 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12349be0-1a07-4bb5-9486-9a3548af435b/bin/utaipan-UbGMyvGFUs/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-19 14:50:45,414 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2021-11-19 14:50:45,414 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2021-11-19 14:50:45,415 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-19 14:50:45,415 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-19 14:50:45,415 INFO L130 BoogieDeclarations]: Found specification of procedure read_register [2021-11-19 14:50:45,415 INFO L138 BoogieDeclarations]: Found implementation of procedure read_register [2021-11-19 14:50:45,415 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_tx_send_data [2021-11-19 14:50:45,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_tx_send_data [2021-11-19 14:50:45,416 INFO L130 BoogieDeclarations]: Found specification of procedure write_register_byte [2021-11-19 14:50:45,416 INFO L138 BoogieDeclarations]: Found implementation of procedure write_register_byte [2021-11-19 14:50:45,416 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-19 14:50:45,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-19 14:50:45,416 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-11-19 14:50:45,417 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-11-19 14:50:45,417 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work [2021-11-19 14:50:45,417 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work [2021-11-19 14:50:45,417 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_release_firmware [2021-11-19 14:50:45,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_release_firmware [2021-11-19 14:50:45,417 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_configure_security [2021-11-19 14:50:45,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_configure_security [2021-11-19 14:50:45,418 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-11-19 14:50:45,418 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-11-19 14:50:45,418 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2021-11-19 14:50:45,418 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2021-11-19 14:50:45,418 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_reset_adapter [2021-11-19 14:50:45,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_reset_adapter [2021-11-19 14:50:45,420 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_set_security_information [2021-11-19 14:50:45,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_set_security_information [2021-11-19 14:50:45,420 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2021-11-19 14:50:45,420 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2021-11-19 14:50:45,421 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-19 14:50:45,421 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-19 14:50:45,421 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-11-19 14:50:45,421 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-11-19 14:50:45,422 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-11-19 14:50:45,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-11-19 14:50:45,422 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-11-19 14:50:45,423 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-11-19 14:50:45,423 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-11-19 14:50:45,423 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-11-19 14:50:45,423 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_set_mandatory_bssid [2021-11-19 14:50:45,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_set_mandatory_bssid [2021-11-19 14:50:45,424 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-19 14:50:45,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-19 14:50:45,425 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-19 14:50:45,425 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-19 14:50:45,426 INFO L130 BoogieDeclarations]: Found specification of procedure wiphy_rfkill_set_hw_state [2021-11-19 14:50:45,426 INFO L138 BoogieDeclarations]: Found implementation of procedure wiphy_rfkill_set_hw_state [2021-11-19 14:50:45,426 INFO L130 BoogieDeclarations]: Found specification of procedure wiphy_unregister [2021-11-19 14:50:45,426 INFO L138 BoogieDeclarations]: Found implementation of procedure wiphy_unregister [2021-11-19 14:50:45,427 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_disable_adapter [2021-11-19 14:50:45,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_disable_adapter [2021-11-19 14:50:45,428 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2021-11-19 14:50:45,428 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2021-11-19 14:50:45,428 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-19 14:50:45,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-11-19 14:50:45,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-19 14:50:45,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-19 14:50:45,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-19 14:50:45,429 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_hw_send_command [2021-11-19 14:50:45,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_hw_send_command [2021-11-19 14:50:45,430 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-11-19 14:50:45,430 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-11-19 14:50:45,430 INFO L130 BoogieDeclarations]: Found specification of procedure read_nic_word [2021-11-19 14:50:45,430 INFO L138 BoogieDeclarations]: Found implementation of procedure read_nic_word [2021-11-19 14:50:45,430 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-19 14:50:45,431 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-19 14:50:45,431 INFO L130 BoogieDeclarations]: Found specification of procedure isr_scan_complete [2021-11-19 14:50:45,431 INFO L138 BoogieDeclarations]: Found implementation of procedure isr_scan_complete [2021-11-19 14:50:45,431 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_set_power_mode [2021-11-19 14:50:45,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_set_power_mode [2021-11-19 14:50:45,431 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-11-19 14:50:45,432 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-11-19 14:50:45,432 INFO L130 BoogieDeclarations]: Found specification of procedure write_nic_byte [2021-11-19 14:50:45,432 INFO L138 BoogieDeclarations]: Found implementation of procedure write_nic_byte [2021-11-19 14:50:45,433 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-11-19 14:50:45,433 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-11-19 14:50:45,433 INFO L130 BoogieDeclarations]: Found specification of procedure round_jiffies_relative [2021-11-19 14:50:45,433 INFO L138 BoogieDeclarations]: Found implementation of procedure round_jiffies_relative [2021-11-19 14:50:45,433 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-11-19 14:50:45,434 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-11-19 14:50:45,435 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2021-11-19 14:50:45,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2021-11-19 14:50:45,435 INFO L130 BoogieDeclarations]: Found specification of procedure write_nic_dword [2021-11-19 14:50:45,435 INFO L138 BoogieDeclarations]: Found implementation of procedure write_nic_dword [2021-11-19 14:50:45,435 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-11-19 14:50:45,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-11-19 14:50:45,436 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_set_channel [2021-11-19 14:50:45,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_set_channel [2021-11-19 14:50:45,436 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-11-19 14:50:45,436 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-11-19 14:50:45,436 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_up [2021-11-19 14:50:45,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_up [2021-11-19 14:50:45,437 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_tx_send_commands [2021-11-19 14:50:45,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_tx_send_commands [2021-11-19 14:50:45,437 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-19 14:50:45,437 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-19 14:50:45,438 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2021-11-19 14:50:45,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2021-11-19 14:50:45,438 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2021-11-19 14:50:45,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2021-11-19 14:50:45,438 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-11-19 14:50:45,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-11-19 14:50:45,440 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-11-19 14:50:45,443 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-11-19 14:50:45,443 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2021-11-19 14:50:45,443 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2021-11-19 14:50:45,443 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_enable_adapter [2021-11-19 14:50:45,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_enable_adapter [2021-11-19 14:50:45,445 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-11-19 14:50:45,445 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-11-19 14:50:45,445 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_set_scan_options [2021-11-19 14:50:45,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_set_scan_options [2021-11-19 14:50:45,451 INFO L130 BoogieDeclarations]: Found specification of procedure libipw_txb_free [2021-11-19 14:50:45,452 INFO L138 BoogieDeclarations]: Found implementation of procedure libipw_txb_free [2021-11-19 14:50:45,452 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_reset_fatalerror [2021-11-19 14:50:45,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_reset_fatalerror [2021-11-19 14:50:45,452 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-19 14:50:45,452 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-19 14:50:45,452 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_set_tx_rates [2021-11-19 14:50:45,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_set_tx_rates [2021-11-19 14:50:45,453 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-19 14:50:45,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-19 14:50:45,453 INFO L130 BoogieDeclarations]: Found specification of procedure print_ssid [2021-11-19 14:50:45,453 INFO L138 BoogieDeclarations]: Found implementation of procedure print_ssid [2021-11-19 14:50:45,453 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-11-19 14:50:45,453 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-11-19 14:50:45,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-19 14:50:45,454 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2021-11-19 14:50:45,454 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2021-11-19 14:50:45,454 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-19 14:50:45,454 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-11-19 14:50:45,454 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-11-19 14:50:45,454 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-11-19 14:50:45,455 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_snapshot_free [2021-11-19 14:50:45,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_snapshot_free [2021-11-19 14:50:45,455 INFO L130 BoogieDeclarations]: Found specification of procedure snprint_line [2021-11-19 14:50:45,455 INFO L138 BoogieDeclarations]: Found implementation of procedure snprint_line [2021-11-19 14:50:45,455 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_reset [2021-11-19 14:50:45,455 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_reset [2021-11-19 14:50:45,455 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2021-11-19 14:50:45,456 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2021-11-19 14:50:45,456 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-11-19 14:50:45,456 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-11-19 14:50:45,456 INFO L130 BoogieDeclarations]: Found specification of procedure sw_reset_and_clock [2021-11-19 14:50:45,456 INFO L138 BoogieDeclarations]: Found implementation of procedure sw_reset_and_clock [2021-11-19 14:50:45,456 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_enable_interrupts [2021-11-19 14:50:45,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_enable_interrupts [2021-11-19 14:50:45,456 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2021-11-19 14:50:45,457 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2021-11-19 14:50:45,457 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_resume [2021-11-19 14:50:45,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_resume [2021-11-19 14:50:45,457 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-11-19 14:50:45,457 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_uninterruptible [2021-11-19 14:50:45,457 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_uninterruptible [2021-11-19 14:50:45,457 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-19 14:50:45,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-19 14:50:45,458 INFO L130 BoogieDeclarations]: Found specification of procedure wireless_send_event [2021-11-19 14:50:45,458 INFO L138 BoogieDeclarations]: Found implementation of procedure wireless_send_event [2021-11-19 14:50:45,458 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_pci_remove_one [2021-11-19 14:50:45,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_pci_remove_one [2021-11-19 14:50:45,458 INFO L130 BoogieDeclarations]: Found specification of procedure bd_queue_free [2021-11-19 14:50:45,458 INFO L138 BoogieDeclarations]: Found implementation of procedure bd_queue_free [2021-11-19 14:50:45,459 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-19 14:50:45,459 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2021-11-19 14:50:45,459 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2021-11-19 14:50:45,459 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-19 14:50:45,459 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-19 14:50:45,459 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-19 14:50:45,459 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-19 14:50:45,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-19 14:50:45,460 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-19 14:50:45,460 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-19 14:50:45,460 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_alloc_skb [2021-11-19 14:50:45,460 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_alloc_skb [2021-11-19 14:50:45,460 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2021-11-19 14:50:45,460 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2021-11-19 14:50:45,460 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_get_ordinal [2021-11-19 14:50:45,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_get_ordinal [2021-11-19 14:50:45,461 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_hw_stop_adapter [2021-11-19 14:50:45,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_hw_stop_adapter [2021-11-19 14:50:45,461 INFO L130 BoogieDeclarations]: Found specification of procedure write_register [2021-11-19 14:50:45,461 INFO L138 BoogieDeclarations]: Found implementation of procedure write_register [2021-11-19 14:50:45,461 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_hw_set_gpio [2021-11-19 14:50:45,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_hw_set_gpio [2021-11-19 14:50:45,464 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-11-19 14:50:45,464 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-11-19 14:50:45,464 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_down [2021-11-19 14:50:45,465 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_down [2021-11-19 14:50:45,465 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_close [2021-11-19 14:50:45,465 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_close [2021-11-19 14:50:45,465 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_wait_for_card_state [2021-11-19 14:50:45,465 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_wait_for_card_state [2021-11-19 14:50:45,465 INFO L130 BoogieDeclarations]: Found specification of procedure isr_indicate_rf_kill [2021-11-19 14:50:45,465 INFO L138 BoogieDeclarations]: Found implementation of procedure isr_indicate_rf_kill [2021-11-19 14:50:45,465 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2021-11-19 14:50:45,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2021-11-19 14:50:45,466 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-19 14:50:45,466 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-19 14:50:45,466 INFO L130 BoogieDeclarations]: Found specification of procedure read_register_byte [2021-11-19 14:50:45,466 INFO L138 BoogieDeclarations]: Found implementation of procedure read_register_byte [2021-11-19 14:50:45,466 INFO L130 BoogieDeclarations]: Found specification of procedure status_queue_free [2021-11-19 14:50:45,466 INFO L138 BoogieDeclarations]: Found implementation of procedure status_queue_free [2021-11-19 14:50:45,467 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2021-11-19 14:50:45,467 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2021-11-19 14:50:45,467 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-19 14:50:45,467 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-19 14:50:45,467 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-11-19 14:50:45,467 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-11-19 14:50:45,467 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_rx_free [2021-11-19 14:50:45,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_rx_free [2021-11-19 14:50:45,468 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2021-11-19 14:50:45,468 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2021-11-19 14:50:45,468 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2021-11-19 14:50:45,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2021-11-19 14:50:45,468 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2021-11-19 14:50:45,468 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2021-11-19 14:50:45,468 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2021-11-19 14:50:45,469 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2021-11-19 14:50:45,469 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-19 14:50:45,469 INFO L130 BoogieDeclarations]: Found specification of procedure mod_delayed_work [2021-11-19 14:50:45,469 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_delayed_work [2021-11-19 14:50:45,469 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-11-19 14:50:45,469 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-11-19 14:50:45,469 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_shutdown [2021-11-19 14:50:45,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_shutdown [2021-11-19 14:50:45,470 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-19 14:50:45,470 INFO L130 BoogieDeclarations]: Found specification of procedure write_nic_word [2021-11-19 14:50:45,470 INFO L138 BoogieDeclarations]: Found implementation of procedure write_nic_word [2021-11-19 14:50:45,470 INFO L130 BoogieDeclarations]: Found specification of procedure isr_indicate_association_lost [2021-11-19 14:50:45,471 INFO L138 BoogieDeclarations]: Found implementation of procedure isr_indicate_association_lost [2021-11-19 14:50:45,475 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_tx_free [2021-11-19 14:50:45,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_tx_free [2021-11-19 14:50:45,476 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_set_mac_address [2021-11-19 14:50:45,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_set_mac_address [2021-11-19 14:50:45,476 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_set_essid [2021-11-19 14:50:45,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_set_essid [2021-11-19 14:50:45,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-19 14:50:45,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-19 14:50:45,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-19 14:50:45,477 INFO L130 BoogieDeclarations]: Found specification of procedure is_zero_ether_addr [2021-11-19 14:50:45,477 INFO L138 BoogieDeclarations]: Found implementation of procedure is_zero_ether_addr [2021-11-19 14:50:45,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-19 14:50:45,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-19 14:50:45,478 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_disable_interrupts [2021-11-19 14:50:45,478 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_disable_interrupts [2021-11-19 14:50:45,479 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2021-11-19 14:50:45,479 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2021-11-19 14:50:45,479 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-11-19 14:50:45,479 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-11-19 14:50:45,479 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~C_ULONG~X~C_INT~TO~VOID [2021-11-19 14:50:45,479 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~C_ULONG~X~C_INT~TO~VOID [2021-11-19 14:50:45,479 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_set_rts_threshold [2021-11-19 14:50:45,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_set_rts_threshold [2021-11-19 14:50:45,480 INFO L130 BoogieDeclarations]: Found specification of procedure read_nic_byte [2021-11-19 14:50:45,480 INFO L138 BoogieDeclarations]: Found implementation of procedure read_nic_byte [2021-11-19 14:50:45,480 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-11-19 14:50:45,480 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-11-19 14:50:45,480 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-11-19 14:50:45,480 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-11-19 14:50:45,480 INFO L130 BoogieDeclarations]: Found specification of procedure free_libipw [2021-11-19 14:50:45,481 INFO L138 BoogieDeclarations]: Found implementation of procedure free_libipw [2021-11-19 14:50:45,481 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-11-19 14:50:45,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-11-19 14:50:45,481 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2021-11-19 14:50:45,481 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2021-11-19 14:50:45,481 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2021-11-19 14:50:45,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2021-11-19 14:50:45,481 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_msg_free [2021-11-19 14:50:45,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_msg_free [2021-11-19 14:50:45,482 INFO L130 BoogieDeclarations]: Found specification of procedure printk_buf [2021-11-19 14:50:45,482 INFO L138 BoogieDeclarations]: Found implementation of procedure printk_buf [2021-11-19 14:50:45,482 INFO L130 BoogieDeclarations]: Found specification of procedure ipw_ethtool_get_drvinfo [2021-11-19 14:50:45,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw_ethtool_get_drvinfo [2021-11-19 14:50:45,482 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2021-11-19 14:50:45,482 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2021-11-19 14:50:45,482 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_set_tx_power [2021-11-19 14:50:45,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_set_tx_power [2021-11-19 14:50:45,483 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-11-19 14:50:45,483 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-11-19 14:50:45,483 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc_array [2021-11-19 14:50:45,483 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc_array [2021-11-19 14:50:45,483 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2021-11-19 14:50:45,483 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2021-11-19 14:50:45,483 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_remove_group [2021-11-19 14:50:45,483 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_remove_group [2021-11-19 14:50:45,484 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_system_config [2021-11-19 14:50:45,484 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_system_config [2021-11-19 14:50:45,484 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_kill_works [2021-11-19 14:50:45,484 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_kill_works [2021-11-19 14:50:45,484 INFO L130 BoogieDeclarations]: Found specification of procedure strnlen [2021-11-19 14:50:45,484 INFO L138 BoogieDeclarations]: Found implementation of procedure strnlen [2021-11-19 14:50:45,484 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-19 14:50:45,484 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-19 14:50:45,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-19 14:50:45,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-11-19 14:50:45,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-11-19 14:50:45,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-11-19 14:50:45,485 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_queues_free [2021-11-19 14:50:45,485 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_queues_free [2021-11-19 14:50:45,485 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-19 14:50:45,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-19 14:50:45,486 INFO L130 BoogieDeclarations]: Found specification of procedure rf_kill_active [2021-11-19 14:50:45,486 INFO L138 BoogieDeclarations]: Found implementation of procedure rf_kill_active [2021-11-19 14:50:45,486 INFO L130 BoogieDeclarations]: Found specification of procedure get_seconds [2021-11-19 14:50:45,486 INFO L138 BoogieDeclarations]: Found implementation of procedure get_seconds [2021-11-19 14:50:45,486 INFO L130 BoogieDeclarations]: Found specification of procedure bd_queue_allocate [2021-11-19 14:50:45,486 INFO L138 BoogieDeclarations]: Found implementation of procedure bd_queue_allocate [2021-11-19 14:50:45,486 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-11-19 14:50:45,486 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-11-19 14:50:45,487 INFO L130 BoogieDeclarations]: Found specification of procedure libipw_priv [2021-11-19 14:50:45,487 INFO L138 BoogieDeclarations]: Found implementation of procedure libipw_priv [2021-11-19 14:50:45,488 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2021-11-19 14:50:45,488 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2021-11-19 14:50:45,488 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-11-19 14:50:45,488 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-11-19 14:50:45,488 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_tx_timeout [2021-11-19 14:50:45,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_tx_timeout [2021-11-19 14:50:45,489 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-11-19 14:50:45,489 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-11-19 14:50:45,489 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2021-11-19 14:50:45,489 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2021-11-19 14:50:45,489 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2021-11-19 14:50:45,489 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2021-11-19 14:50:45,489 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2021-11-19 14:50:45,489 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2021-11-19 14:50:45,490 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2021-11-19 14:50:45,490 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2021-11-19 14:50:45,490 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_open [2021-11-19 14:50:45,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_open [2021-11-19 14:50:45,490 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2021-11-19 14:50:45,490 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2021-11-19 14:50:45,490 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_queues_initialize [2021-11-19 14:50:45,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_queues_initialize [2021-11-19 14:50:45,491 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2021-11-19 14:50:45,491 INFO L130 BoogieDeclarations]: Found specification of procedure pm_qos_update_request [2021-11-19 14:50:45,491 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_qos_update_request [2021-11-19 14:50:45,491 INFO L130 BoogieDeclarations]: Found specification of procedure isr_indicate_associated [2021-11-19 14:50:45,491 INFO L138 BoogieDeclarations]: Found implementation of procedure isr_indicate_associated [2021-11-19 14:50:45,491 INFO L130 BoogieDeclarations]: Found specification of procedure isr_indicate_scanning [2021-11-19 14:50:45,491 INFO L138 BoogieDeclarations]: Found implementation of procedure isr_indicate_scanning [2021-11-19 14:50:45,491 INFO L130 BoogieDeclarations]: Found specification of procedure read_nic_dword [2021-11-19 14:50:45,491 INFO L138 BoogieDeclarations]: Found implementation of procedure read_nic_dword [2021-11-19 14:50:45,492 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-11-19 14:50:45,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-11-19 14:50:45,492 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2021-11-19 14:50:45,492 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2021-11-19 14:50:45,492 INFO L130 BoogieDeclarations]: Found specification of procedure bd_queue_initialize [2021-11-19 14:50:45,492 INFO L138 BoogieDeclarations]: Found implementation of procedure bd_queue_initialize [2021-11-19 14:50:45,492 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_start_scan [2021-11-19 14:50:45,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_start_scan [2021-11-19 14:50:45,493 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2021-11-19 14:50:45,493 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2021-11-19 14:50:47,453 INFO L236 CfgBuilder]: Building ICFG [2021-11-19 14:50:47,462 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-19 14:51:15,337 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-19 14:58:14,455 INFO L277 CfgBuilder]: Performing block encoding [2021-11-19 14:58:14,487 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-19 14:58:14,487 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-11-19 14:58:14,495 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:58:14 BoogieIcfgContainer [2021-11-19 14:58:14,495 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-19 14:58:14,497 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-19 14:58:14,497 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-19 14:58:14,501 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-19 14:58:14,501 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 02:50:31" (1/3) ... [2021-11-19 14:58:14,507 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b8fed1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 02:58:14, skipping insertion in model container [2021-11-19 14:58:14,508 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:43" (2/3) ... [2021-11-19 14:58:14,509 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b8fed1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 02:58:14, skipping insertion in model container [2021-11-19 14:58:14,509 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:58:14" (3/3) ... [2021-11-19 14:58:14,511 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_linux-usb-dev_drivers-net-wireless-ipw2x00-ipw2100.cil.i [2021-11-19 14:58:14,521 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-19 14:58:14,534 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-11-19 14:58:14,633 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-19 14:58:14,642 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-19 14:58:14,643 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-11-19 14:58:14,763 INFO L276 IsEmpty]: Start isEmpty. Operand has 3442 states, 2450 states have (on average 1.3310204081632653) internal successors, (3261), 2477 states have internal predecessors, (3261), 830 states have call successors, (830), 160 states have call predecessors, (830), 159 states have return successors, (826), 824 states have call predecessors, (826), 826 states have call successors, (826) [2021-11-19 14:58:14,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-19 14:58:14,772 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:58:14,773 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:58:14,774 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 14:58:14,779 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:58:14,780 INFO L85 PathProgramCache]: Analyzing trace with hash -1315619567, now seen corresponding path program 1 times [2021-11-19 14:58:14,816 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:58:14,817 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [639384217] [2021-11-19 14:58:14,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:58:14,818 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:58:14,819 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12349be0-1a07-4bb5-9486-9a3548af435b/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:58:14,822 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12349be0-1a07-4bb5-9486-9a3548af435b/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:58:14,861 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12349be0-1a07-4bb5-9486-9a3548af435b/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-19 14:58:30,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:58:31,043 INFO L263 TraceCheckSpWp]: Trace formula consists of 8104 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-19 14:58:31,058 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:58:34,865 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-19 14:58:34,865 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:58:36,837 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-19 14:58:36,838 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:58:36,838 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [639384217] [2021-11-19 14:58:36,839 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [639384217] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-19 14:58:36,839 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:58:36,839 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 5 [2021-11-19 14:58:36,841 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [786873271] [2021-11-19 14:58:36,842 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-19 14:58:36,848 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-19 14:58:36,848 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:58:36,881 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-19 14:58:36,882 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-19 14:58:36,895 INFO L87 Difference]: Start difference. First operand has 3442 states, 2450 states have (on average 1.3310204081632653) internal successors, (3261), 2477 states have internal predecessors, (3261), 830 states have call successors, (830), 160 states have call predecessors, (830), 159 states have return successors, (826), 824 states have call predecessors, (826), 826 states have call successors, (826) Second operand has 5 states, 5 states have (on average 7.8) internal successors, (39), 5 states have internal predecessors, (39), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2021-11-19 14:58:38,540 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.62s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 14:58:39,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:58:39,696 INFO L93 Difference]: Finished difference Result 6850 states and 10202 transitions. [2021-11-19 14:58:39,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-19 14:58:39,700 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.8) internal successors, (39), 5 states have internal predecessors, (39), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 50 [2021-11-19 14:58:39,701 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:58:39,772 INFO L225 Difference]: With dead ends: 6850 [2021-11-19 14:58:39,772 INFO L226 Difference]: Without dead ends: 3063 [2021-11-19 14:58:39,834 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 95 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-19 14:58:39,841 INFO L933 BasicCegarLoop]: 4893 mSDtfsCounter, 4861 mSDsluCounter, 4891 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4863 SdHoareTripleChecker+Valid, 9784 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2021-11-19 14:58:39,842 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4863 Valid, 9784 Invalid, 5 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2021-11-19 14:58:39,872 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3063 states. [2021-11-19 14:58:40,182 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3063 to 3063. [2021-11-19 14:58:40,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3063 states, 2171 states have (on average 1.325195762321511) internal successors, (2877), 2191 states have internal predecessors, (2877), 740 states have call successors, (740), 151 states have call predecessors, (740), 151 states have return successors, (740), 738 states have call predecessors, (740), 740 states have call successors, (740) [2021-11-19 14:58:40,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3063 states to 3063 states and 4357 transitions. [2021-11-19 14:58:40,259 INFO L78 Accepts]: Start accepts. Automaton has 3063 states and 4357 transitions. Word has length 50 [2021-11-19 14:58:40,260 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:58:40,261 INFO L470 AbstractCegarLoop]: Abstraction has 3063 states and 4357 transitions. [2021-11-19 14:58:40,261 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.8) internal successors, (39), 5 states have internal predecessors, (39), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2021-11-19 14:58:40,261 INFO L276 IsEmpty]: Start isEmpty. Operand 3063 states and 4357 transitions. [2021-11-19 14:58:40,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-19 14:58:40,270 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:58:40,270 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 7, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:58:40,474 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12349be0-1a07-4bb5-9486-9a3548af435b/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-19 14:58:40,494 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12349be0-1a07-4bb5-9486-9a3548af435b/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 14:58:40,494 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 14:58:40,495 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:58:40,495 INFO L85 PathProgramCache]: Analyzing trace with hash -212265984, now seen corresponding path program 1 times [2021-11-19 14:58:40,508 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:58:40,508 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1866190862] [2021-11-19 14:58:40,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:58:40,509 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:58:40,509 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12349be0-1a07-4bb5-9486-9a3548af435b/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:58:40,510 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12349be0-1a07-4bb5-9486-9a3548af435b/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:58:40,557 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12349be0-1a07-4bb5-9486-9a3548af435b/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-19 14:58:55,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:58:56,701 INFO L263 TraceCheckSpWp]: Trace formula consists of 8279 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-19 14:58:56,712 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:59:07,733 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2021-11-19 14:59:07,734 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:59:22,554 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 6 proven. 26 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2021-11-19 14:59:22,554 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:59:22,554 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1866190862] [2021-11-19 14:59:22,555 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1866190862] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-19 14:59:22,555 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-19 14:59:22,555 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [10] total 19 [2021-11-19 14:59:22,555 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1913204810] [2021-11-19 14:59:22,555 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 14:59:22,558 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-19 14:59:22,558 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:59:22,559 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-19 14:59:22,559 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=285, Unknown=0, NotChecked=0, Total=342 [2021-11-19 14:59:22,559 INFO L87 Difference]: Start difference. First operand 3063 states and 4357 transitions. Second operand has 12 states, 10 states have (on average 5.1) internal successors, (51), 9 states have internal predecessors, (51), 4 states have call successors, (12), 2 states have call predecessors, (12), 5 states have return successors, (12), 6 states have call predecessors, (12), 4 states have call successors, (12) [2021-11-19 14:59:36,114 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:59:36,115 INFO L93 Difference]: Finished difference Result 6114 states and 8697 transitions. [2021-11-19 14:59:36,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-19 14:59:36,116 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 10 states have (on average 5.1) internal successors, (51), 9 states have internal predecessors, (51), 4 states have call successors, (12), 2 states have call predecessors, (12), 5 states have return successors, (12), 6 states have call predecessors, (12), 4 states have call successors, (12) Word has length 99 [2021-11-19 14:59:36,117 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:59:36,169 INFO L225 Difference]: With dead ends: 6114 [2021-11-19 14:59:36,169 INFO L226 Difference]: Without dead ends: 3065 [2021-11-19 14:59:36,199 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 199 GetRequests, 179 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 14.6s TimeCoverageRelationStatistics Valid=81, Invalid=381, Unknown=0, NotChecked=0, Total=462 [2021-11-19 14:59:36,200 INFO L933 BasicCegarLoop]: 4330 mSDtfsCounter, 519 mSDsluCounter, 33907 mSDsCounter, 0 mSdLazyCounter, 275 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 702 SdHoareTripleChecker+Valid, 38237 SdHoareTripleChecker+Invalid, 277 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 275 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.6s IncrementalHoareTripleChecker+Time [2021-11-19 14:59:36,203 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [702 Valid, 38237 Invalid, 277 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 275 Invalid, 0 Unknown, 0 Unchecked, 9.6s Time] [2021-11-19 14:59:36,216 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3065 states. [2021-11-19 14:59:36,395 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3065 to 3063. [2021-11-19 14:59:36,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3063 states, 2171 states have (on average 1.3247351450944265) internal successors, (2876), 2190 states have internal predecessors, (2876), 740 states have call successors, (740), 151 states have call predecessors, (740), 151 states have return successors, (740), 738 states have call predecessors, (740), 740 states have call successors, (740) [2021-11-19 14:59:36,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3063 states to 3063 states and 4356 transitions. [2021-11-19 14:59:36,431 INFO L78 Accepts]: Start accepts. Automaton has 3063 states and 4356 transitions. Word has length 99 [2021-11-19 14:59:36,432 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:59:36,432 INFO L470 AbstractCegarLoop]: Abstraction has 3063 states and 4356 transitions. [2021-11-19 14:59:36,433 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 10 states have (on average 5.1) internal successors, (51), 9 states have internal predecessors, (51), 4 states have call successors, (12), 2 states have call predecessors, (12), 5 states have return successors, (12), 6 states have call predecessors, (12), 4 states have call successors, (12) [2021-11-19 14:59:36,433 INFO L276 IsEmpty]: Start isEmpty. Operand 3063 states and 4356 transitions. [2021-11-19 14:59:36,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-19 14:59:36,442 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:59:36,442 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 7, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:59:36,649 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12349be0-1a07-4bb5-9486-9a3548af435b/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-19 14:59:36,666 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12349be0-1a07-4bb5-9486-9a3548af435b/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 14:59:36,666 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 14:59:36,667 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:59:36,667 INFO L85 PathProgramCache]: Analyzing trace with hash -564102147, now seen corresponding path program 1 times [2021-11-19 14:59:36,683 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:59:36,683 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1521375051] [2021-11-19 14:59:36,684 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:59:36,684 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:59:36,684 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12349be0-1a07-4bb5-9486-9a3548af435b/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:59:36,685 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12349be0-1a07-4bb5-9486-9a3548af435b/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:59:36,693 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12349be0-1a07-4bb5-9486-9a3548af435b/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-19 14:59:53,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:59:53,961 INFO L263 TraceCheckSpWp]: Trace formula consists of 8290 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-19 14:59:53,971 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 15:00:00,167 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2021-11-19 15:00:00,167 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 15:00:02,352 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2021-11-19 15:00:02,353 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 15:00:02,353 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1521375051] [2021-11-19 15:00:02,353 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1521375051] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-19 15:00:02,353 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-19 15:00:02,353 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 5 [2021-11-19 15:00:02,354 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1199689585] [2021-11-19 15:00:02,354 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-19 15:00:02,355 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-19 15:00:02,355 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 15:00:02,355 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-19 15:00:02,356 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-19 15:00:02,356 INFO L87 Difference]: Start difference. First operand 3063 states and 4356 transitions. Second operand has 5 states, 5 states have (on average 10.8) internal successors, (54), 5 states have internal predecessors, (54), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2021-11-19 15:00:03,894 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.53s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 15:00:10,811 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 15:00:10,811 INFO L93 Difference]: Finished difference Result 3627 states and 5217 transitions. [2021-11-19 15:00:10,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-19 15:00:10,812 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 5 states have internal predecessors, (54), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 103 [2021-11-19 15:00:10,813 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 15:00:10,815 INFO L225 Difference]: With dead ends: 3627 [2021-11-19 15:00:10,816 INFO L226 Difference]: Without dead ends: 0 [2021-11-19 15:00:10,847 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 205 GetRequests, 201 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-19 15:00:10,849 INFO L933 BasicCegarLoop]: 4891 mSDtfsCounter, 5599 mSDsluCounter, 4498 mSDsCounter, 0 mSdLazyCounter, 181 mSolverCounterSat, 388 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5599 SdHoareTripleChecker+Valid, 9389 SdHoareTripleChecker+Invalid, 569 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 388 IncrementalHoareTripleChecker+Valid, 181 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.0s IncrementalHoareTripleChecker+Time [2021-11-19 15:00:10,849 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5599 Valid, 9389 Invalid, 569 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [388 Valid, 181 Invalid, 0 Unknown, 0 Unchecked, 8.0s Time] [2021-11-19 15:00:10,850 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-19 15:00:10,851 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-19 15:00:10,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 15:00:10,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-19 15:00:10,852 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 103 [2021-11-19 15:00:10,853 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 15:00:10,853 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-19 15:00:10,853 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 5 states have internal predecessors, (54), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2021-11-19 15:00:10,854 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-19 15:00:10,854 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-19 15:00:10,857 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 2 remaining) [2021-11-19 15:00:10,858 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2021-11-19 15:00:11,051 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12349be0-1a07-4bb5-9486-9a3548af435b/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-11-19 15:00:11,066 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12349be0-1a07-4bb5-9486-9a3548af435b/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 15:00:11,068 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.