./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-qlogic-qlge-qlge.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a1e9e5-4c4b-4de0-802c-bf8da5b9da19/bin/utaipan-vmNK8stdcF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a1e9e5-4c4b-4de0-802c-bf8da5b9da19/bin/utaipan-vmNK8stdcF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a1e9e5-4c4b-4de0-802c-bf8da5b9da19/bin/utaipan-vmNK8stdcF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a1e9e5-4c4b-4de0-802c-bf8da5b9da19/bin/utaipan-vmNK8stdcF/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-qlogic-qlge-qlge.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a1e9e5-4c4b-4de0-802c-bf8da5b9da19/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a1e9e5-4c4b-4de0-802c-bf8da5b9da19/bin/utaipan-vmNK8stdcF --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 669a2a9ff3eee6fac1a30d2be9685f0a9602e4c65b5ab7659f35d3f97dedccb1 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-12 23:24:40,644 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-12 23:24:40,646 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-12 23:24:40,702 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-12 23:24:40,705 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-12 23:24:40,708 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-12 23:24:40,712 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-12 23:24:40,716 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-12 23:24:40,720 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-12 23:24:40,727 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-12 23:24:40,728 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-12 23:24:40,732 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-12 23:24:40,732 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-12 23:24:40,736 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-12 23:24:40,739 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-12 23:24:40,743 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-12 23:24:40,745 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-12 23:24:40,746 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-12 23:24:40,752 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-12 23:24:40,761 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-12 23:24:40,763 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-12 23:24:40,764 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-12 23:24:40,768 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-12 23:24:40,769 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-12 23:24:40,774 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-12 23:24:40,774 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-12 23:24:40,775 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-12 23:24:40,776 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-12 23:24:40,777 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-12 23:24:40,778 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-12 23:24:40,778 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-12 23:24:40,780 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-12 23:24:40,781 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-12 23:24:40,782 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-12 23:24:40,783 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-12 23:24:40,784 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-12 23:24:40,784 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-12 23:24:40,785 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-12 23:24:40,785 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-12 23:24:40,786 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-12 23:24:40,787 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-12 23:24:40,788 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a1e9e5-4c4b-4de0-802c-bf8da5b9da19/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-12 23:24:40,817 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-12 23:24:40,817 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-12 23:24:40,818 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-12 23:24:40,818 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-12 23:24:40,819 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-12 23:24:40,819 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-12 23:24:40,819 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-12 23:24:40,819 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-12 23:24:40,819 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-12 23:24:40,820 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-12 23:24:40,820 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-12 23:24:40,820 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-12 23:24:40,820 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-12 23:24:40,821 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-12 23:24:40,821 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-12 23:24:40,821 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-12 23:24:40,822 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-12 23:24:40,822 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-12 23:24:40,823 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-12 23:24:40,823 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-12 23:24:40,823 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-12 23:24:40,823 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-12 23:24:40,823 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-12 23:24:40,824 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-12 23:24:40,824 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-12 23:24:40,824 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-12 23:24:40,824 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-12 23:24:40,825 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-12 23:24:40,825 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 23:24:40,825 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-12 23:24:40,826 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-12 23:24:40,826 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-12 23:24:40,826 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-12 23:24:40,826 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-12 23:24:40,826 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-12 23:24:40,827 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-12 23:24:40,827 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-12 23:24:40,827 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_96a1e9e5-4c4b-4de0-802c-bf8da5b9da19/bin/utaipan-vmNK8stdcF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a1e9e5-4c4b-4de0-802c-bf8da5b9da19/bin/utaipan-vmNK8stdcF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 669a2a9ff3eee6fac1a30d2be9685f0a9602e4c65b5ab7659f35d3f97dedccb1 [2021-11-12 23:24:41,192 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-12 23:24:41,212 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-12 23:24:41,215 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-12 23:24:41,216 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-12 23:24:41,217 INFO L275 PluginConnector]: CDTParser initialized [2021-11-12 23:24:41,218 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a1e9e5-4c4b-4de0-802c-bf8da5b9da19/bin/utaipan-vmNK8stdcF/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-qlogic-qlge-qlge.cil.i [2021-11-12 23:24:41,279 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a1e9e5-4c4b-4de0-802c-bf8da5b9da19/bin/utaipan-vmNK8stdcF/data/5cf5b116e/2b46b7ce0ad244939691bc908a0102d2/FLAG6abf115dc [2021-11-12 23:24:42,444 INFO L306 CDTParser]: Found 1 translation units. [2021-11-12 23:24:42,445 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a1e9e5-4c4b-4de0-802c-bf8da5b9da19/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-qlogic-qlge-qlge.cil.i [2021-11-12 23:24:42,549 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a1e9e5-4c4b-4de0-802c-bf8da5b9da19/bin/utaipan-vmNK8stdcF/data/5cf5b116e/2b46b7ce0ad244939691bc908a0102d2/FLAG6abf115dc [2021-11-12 23:24:42,650 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a1e9e5-4c4b-4de0-802c-bf8da5b9da19/bin/utaipan-vmNK8stdcF/data/5cf5b116e/2b46b7ce0ad244939691bc908a0102d2 [2021-11-12 23:24:42,652 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-12 23:24:42,656 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-12 23:24:42,661 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-12 23:24:42,661 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-12 23:24:42,664 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-12 23:24:42,666 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 11:24:42" (1/1) ... [2021-11-12 23:24:42,668 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ac85bf7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:24:42, skipping insertion in model container [2021-11-12 23:24:42,669 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 11:24:42" (1/1) ... [2021-11-12 23:24:42,677 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-12 23:24:42,906 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-12 23:24:47,122 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:24:47,801 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:24:47,803 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:24:47,832 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:24:49,196 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:24:49,445 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:24:49,447 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:24:49,452 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:24:49,453 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:24:50,055 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a1e9e5-4c4b-4de0-802c-bf8da5b9da19/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[615497,615510] [2021-11-12 23:24:50,058 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a1e9e5-4c4b-4de0-802c-bf8da5b9da19/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[615644,615657] [2021-11-12 23:24:50,059 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a1e9e5-4c4b-4de0-802c-bf8da5b9da19/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[615783,615796] [2021-11-12 23:24:50,059 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a1e9e5-4c4b-4de0-802c-bf8da5b9da19/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[615941,615954] [2021-11-12 23:24:50,095 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 23:24:50,186 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) [2021-11-12 23:24:50,186 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@e484487 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:24:50, skipping insertion in model container [2021-11-12 23:24:50,186 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-12 23:24:50,187 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-12 23:24:50,189 INFO L158 Benchmark]: Toolchain (without parser) took 7532.15ms. Allocated memory was 130.0MB in the beginning and 291.5MB in the end (delta: 161.5MB). Free memory was 87.2MB in the beginning and 158.3MB in the end (delta: -71.2MB). Peak memory consumption was 98.1MB. Max. memory is 16.1GB. [2021-11-12 23:24:50,190 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 130.0MB. Free memory is still 105.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-12 23:24:50,191 INFO L158 Benchmark]: CACSL2BoogieTranslator took 7526.37ms. Allocated memory was 130.0MB in the beginning and 291.5MB in the end (delta: 161.5MB). Free memory was 86.7MB in the beginning and 158.3MB in the end (delta: -71.6MB). Peak memory consumption was 98.1MB. Max. memory is 16.1GB. [2021-11-12 23:24:50,193 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 130.0MB. Free memory is still 105.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 7526.37ms. Allocated memory was 130.0MB in the beginning and 291.5MB in the end (delta: 161.5MB). Free memory was 86.7MB in the beginning and 158.3MB in the end (delta: -71.6MB). Peak memory consumption was 98.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 7460]: 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_96a1e9e5-4c4b-4de0-802c-bf8da5b9da19/bin/utaipan-vmNK8stdcF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a1e9e5-4c4b-4de0-802c-bf8da5b9da19/bin/utaipan-vmNK8stdcF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a1e9e5-4c4b-4de0-802c-bf8da5b9da19/bin/utaipan-vmNK8stdcF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a1e9e5-4c4b-4de0-802c-bf8da5b9da19/bin/utaipan-vmNK8stdcF/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-qlogic-qlge-qlge.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a1e9e5-4c4b-4de0-802c-bf8da5b9da19/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a1e9e5-4c4b-4de0-802c-bf8da5b9da19/bin/utaipan-vmNK8stdcF --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 669a2a9ff3eee6fac1a30d2be9685f0a9602e4c65b5ab7659f35d3f97dedccb1 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-12 23:24:52,520 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-12 23:24:52,525 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-12 23:24:52,581 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-12 23:24:52,582 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-12 23:24:52,583 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-12 23:24:52,588 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-12 23:24:52,593 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-12 23:24:52,597 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-12 23:24:52,608 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-12 23:24:52,609 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-12 23:24:52,611 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-12 23:24:52,612 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-12 23:24:52,614 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-12 23:24:52,616 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-12 23:24:52,623 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-12 23:24:52,625 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-12 23:24:52,627 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-12 23:24:52,629 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-12 23:24:52,634 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-12 23:24:52,638 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-12 23:24:52,640 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-12 23:24:52,642 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-12 23:24:52,645 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-12 23:24:52,651 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-12 23:24:52,652 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-12 23:24:52,652 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-12 23:24:52,654 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-12 23:24:52,655 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-12 23:24:52,656 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-12 23:24:52,657 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-12 23:24:52,657 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-12 23:24:52,664 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-12 23:24:52,665 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-12 23:24:52,666 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-12 23:24:52,667 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-12 23:24:52,668 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-12 23:24:52,668 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-12 23:24:52,668 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-12 23:24:52,670 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-12 23:24:52,671 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-12 23:24:52,672 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a1e9e5-4c4b-4de0-802c-bf8da5b9da19/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-12 23:24:52,716 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-12 23:24:52,717 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-12 23:24:52,718 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-12 23:24:52,718 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-12 23:24:52,719 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-12 23:24:52,719 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-12 23:24:52,719 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-12 23:24:52,719 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-12 23:24:52,719 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-12 23:24:52,720 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-12 23:24:52,722 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-12 23:24:52,722 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-12 23:24:52,723 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-12 23:24:52,723 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-12 23:24:52,723 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-12 23:24:52,723 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-12 23:24:52,724 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-12 23:24:52,724 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-12 23:24:52,724 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-12 23:24:52,724 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-12 23:24:52,724 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-12 23:24:52,725 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-12 23:24:52,725 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-12 23:24:52,725 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-12 23:24:52,725 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 23:24:52,726 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-12 23:24:52,726 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-12 23:24:52,726 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-12 23:24:52,726 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-12 23:24:52,727 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-12 23:24:52,727 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-12 23:24:52,727 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-12 23:24:52,727 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-12 23:24:52,727 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_96a1e9e5-4c4b-4de0-802c-bf8da5b9da19/bin/utaipan-vmNK8stdcF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a1e9e5-4c4b-4de0-802c-bf8da5b9da19/bin/utaipan-vmNK8stdcF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 669a2a9ff3eee6fac1a30d2be9685f0a9602e4c65b5ab7659f35d3f97dedccb1 [2021-11-12 23:24:53,126 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-12 23:24:53,167 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-12 23:24:53,170 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-12 23:24:53,171 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-12 23:24:53,171 INFO L275 PluginConnector]: CDTParser initialized [2021-11-12 23:24:53,172 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a1e9e5-4c4b-4de0-802c-bf8da5b9da19/bin/utaipan-vmNK8stdcF/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-qlogic-qlge-qlge.cil.i [2021-11-12 23:24:53,247 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a1e9e5-4c4b-4de0-802c-bf8da5b9da19/bin/utaipan-vmNK8stdcF/data/64feff0f1/8d4ef029ed944717972b08c251edde83/FLAGfc02c8776 [2021-11-12 23:24:54,462 INFO L306 CDTParser]: Found 1 translation units. [2021-11-12 23:24:54,463 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a1e9e5-4c4b-4de0-802c-bf8da5b9da19/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-qlogic-qlge-qlge.cil.i [2021-11-12 23:24:54,567 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a1e9e5-4c4b-4de0-802c-bf8da5b9da19/bin/utaipan-vmNK8stdcF/data/64feff0f1/8d4ef029ed944717972b08c251edde83/FLAGfc02c8776 [2021-11-12 23:24:54,649 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a1e9e5-4c4b-4de0-802c-bf8da5b9da19/bin/utaipan-vmNK8stdcF/data/64feff0f1/8d4ef029ed944717972b08c251edde83 [2021-11-12 23:24:54,651 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-12 23:24:54,653 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-12 23:24:54,655 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-12 23:24:54,656 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-12 23:24:54,666 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-12 23:24:54,666 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 11:24:54" (1/1) ... [2021-11-12 23:24:54,668 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e3ea7a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:24:54, skipping insertion in model container [2021-11-12 23:24:54,668 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 11:24:54" (1/1) ... [2021-11-12 23:24:54,676 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-12 23:24:55,059 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-12 23:25:01,679 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a1e9e5-4c4b-4de0-802c-bf8da5b9da19/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[615497,615510] [2021-11-12 23:25:01,682 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a1e9e5-4c4b-4de0-802c-bf8da5b9da19/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[615644,615657] [2021-11-12 23:25:01,683 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a1e9e5-4c4b-4de0-802c-bf8da5b9da19/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[615783,615796] [2021-11-12 23:25:01,683 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a1e9e5-4c4b-4de0-802c-bf8da5b9da19/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[615941,615954] [2021-11-12 23:25:01,767 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 23:25:01,872 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-12 23:25:01,978 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-12 23:25:02,721 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a1e9e5-4c4b-4de0-802c-bf8da5b9da19/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[615497,615510] [2021-11-12 23:25:02,722 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a1e9e5-4c4b-4de0-802c-bf8da5b9da19/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[615644,615657] [2021-11-12 23:25:02,723 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a1e9e5-4c4b-4de0-802c-bf8da5b9da19/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[615783,615796] [2021-11-12 23:25:02,723 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a1e9e5-4c4b-4de0-802c-bf8da5b9da19/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[615941,615954] [2021-11-12 23:25:02,735 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 23:25:02,798 INFO L203 MainTranslator]: Completed pre-run [2021-11-12 23:25:03,702 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a1e9e5-4c4b-4de0-802c-bf8da5b9da19/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[615497,615510] [2021-11-12 23:25:03,702 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a1e9e5-4c4b-4de0-802c-bf8da5b9da19/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[615644,615657] [2021-11-12 23:25:03,703 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a1e9e5-4c4b-4de0-802c-bf8da5b9da19/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[615783,615796] [2021-11-12 23:25:03,709 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a1e9e5-4c4b-4de0-802c-bf8da5b9da19/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[615941,615954] [2021-11-12 23:25:03,725 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 23:25:04,288 INFO L208 MainTranslator]: Completed translation [2021-11-12 23:25:04,288 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:25:04 WrapperNode [2021-11-12 23:25:04,289 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-12 23:25:04,291 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-12 23:25:04,291 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-12 23:25:04,291 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-12 23:25:04,299 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:25:04" (1/1) ... [2021-11-12 23:25:04,572 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:25:04" (1/1) ... [2021-11-12 23:25:05,035 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-12 23:25:05,037 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-12 23:25:05,037 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-12 23:25:05,038 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-12 23:25:05,047 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:25:04" (1/1) ... [2021-11-12 23:25:05,048 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:25:04" (1/1) ... [2021-11-12 23:25:05,289 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:25:04" (1/1) ... [2021-11-12 23:25:05,290 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:25:04" (1/1) ... [2021-11-12 23:25:05,798 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:25:04" (1/1) ... [2021-11-12 23:25:05,842 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:25:04" (1/1) ... [2021-11-12 23:25:05,983 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:25:04" (1/1) ... [2021-11-12 23:25:06,091 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-12 23:25:06,092 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-12 23:25:06,092 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-12 23:25:06,092 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-12 23:25:06,093 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:25:04" (1/1) ... [2021-11-12 23:25:06,100 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 23:25:06,111 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a1e9e5-4c4b-4de0-802c-bf8da5b9da19/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 23:25:06,124 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a1e9e5-4c4b-4de0-802c-bf8da5b9da19/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-12 23:25:06,147 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a1e9e5-4c4b-4de0-802c-bf8da5b9da19/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-12 23:25:06,182 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-11-12 23:25:06,182 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-11-12 23:25:06,182 INFO L130 BoogieDeclarations]: Found specification of procedure ipv6_hdr [2021-11-12 23:25:06,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ipv6_hdr [2021-11-12 23:25:06,183 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2021-11-12 23:25:06,183 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-12 23:25:06,183 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-12 23:25:06,183 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2021-11-12 23:25:06,184 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2021-11-12 23:25:06,184 INFO L130 BoogieDeclarations]: Found specification of procedure ql_free_irq [2021-11-12 23:25:06,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_free_irq [2021-11-12 23:25:06,184 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2021-11-12 23:25:06,184 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2021-11-12 23:25:06,184 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_page [2021-11-12 23:25:06,185 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_page [2021-11-12 23:25:06,185 INFO L130 BoogieDeclarations]: Found specification of procedure ql_enable_completion_interrupt [2021-11-12 23:25:06,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_enable_completion_interrupt [2021-11-12 23:25:06,185 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-12 23:25:06,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-12 23:25:06,185 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_both_serdes [2021-11-12 23:25:06,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_both_serdes [2021-11-12 23:25:06,186 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_xgmac_reg [2021-11-12 23:25:06,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_xgmac_reg [2021-11-12 23:25:06,186 INFO L130 BoogieDeclarations]: Found specification of procedure ql_adapter_reset [2021-11-12 23:25:06,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_adapter_reset [2021-11-12 23:25:06,186 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap_nocache [2021-11-12 23:25:06,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap_nocache [2021-11-12 23:25:06,188 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-11-12 23:25:06,188 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-11-12 23:25:06,188 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_sync_single_for_cpu [2021-11-12 23:25:06,188 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_sync_single_for_cpu [2021-11-12 23:25:06,188 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_send [2021-11-12 23:25:06,188 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_send [2021-11-12 23:25:06,189 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_page [2021-11-12 23:25:06,189 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_page [2021-11-12 23:25:06,189 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2021-11-12 23:25:06,189 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2021-11-12 23:25:06,190 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_del [2021-11-12 23:25:06,190 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_del [2021-11-12 23:25:06,190 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-11-12 23:25:06,190 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-11-12 23:25:06,191 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2021-11-12 23:25:06,191 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2021-11-12 23:25:06,192 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-11-12 23:25:06,193 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-11-12 23:25:06,193 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_regs_len [2021-11-12 23:25:06,193 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_regs_len [2021-11-12 23:25:06,193 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_io_resume [2021-11-12 23:25:06,193 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_io_resume [2021-11-12 23:25:06,194 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-12 23:25:06,194 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-12 23:25:06,194 INFO L130 BoogieDeclarations]: Found specification of procedure PageTail [2021-11-12 23:25:06,194 INFO L138 BoogieDeclarations]: Found implementation of procedure PageTail [2021-11-12 23:25:06,195 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_shutdown [2021-11-12 23:25:06,195 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_shutdown [2021-11-12 23:25:06,195 INFO L130 BoogieDeclarations]: Found specification of procedure ql_release_all [2021-11-12 23:25:06,195 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_release_all [2021-11-12 23:25:06,195 INFO L130 BoogieDeclarations]: Found specification of procedure ql_update_mac_hdr_len [2021-11-12 23:25:06,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_update_mac_hdr_len [2021-11-12 23:25:06,196 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mailbox_command [2021-11-12 23:25:06,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mailbox_command [2021-11-12 23:25:06,197 INFO L130 BoogieDeclarations]: Found specification of procedure skb_checksum_none_assert [2021-11-12 23:25:06,197 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_checksum_none_assert [2021-11-12 23:25:06,197 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-11-12 23:25:06,197 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-11-12 23:25:06,198 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-11-12 23:25:06,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-11-12 23:25:06,198 INFO L130 BoogieDeclarations]: Found specification of procedure ql_set_irq_mask [2021-11-12 23:25:06,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_set_irq_mask [2021-11-12 23:25:06,198 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-11-12 23:25:06,198 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-11-12 23:25:06,199 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-11-12 23:25:06,199 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-11-12 23:25:06,199 INFO L130 BoogieDeclarations]: Found specification of procedure ql_dump_risc_ram_area [2021-11-12 23:25:06,199 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_dump_risc_ram_area [2021-11-12 23:25:06,200 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-11-12 23:25:06,200 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-11-12 23:25:06,200 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-12 23:25:06,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-12 23:25:06,201 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_other_func_reg [2021-11-12 23:25:06,201 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_other_func_reg [2021-11-12 23:25:06,201 INFO L130 BoogieDeclarations]: Found specification of procedure __qlge_vlan_rx_add_vid [2021-11-12 23:25:06,202 INFO L138 BoogieDeclarations]: Found implementation of procedure __qlge_vlan_rx_add_vid [2021-11-12 23:25:06,202 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2021-11-12 23:25:06,202 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2021-11-12 23:25:06,202 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2021-11-12 23:25:06,203 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2021-11-12 23:25:06,203 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-12 23:25:06,203 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2021-11-12 23:25:06,203 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2021-11-12 23:25:06,203 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_xgmac_regs [2021-11-12 23:25:06,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_xgmac_regs [2021-11-12 23:25:06,204 INFO L130 BoogieDeclarations]: Found specification of procedure ql_queue_asic_error [2021-11-12 23:25:06,204 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_queue_asic_error [2021-11-12 23:25:06,204 INFO L130 BoogieDeclarations]: Found specification of procedure ql_update_buffer_queues [2021-11-12 23:25:06,204 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_update_buffer_queues [2021-11-12 23:25:06,204 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-12 23:25:06,204 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-12 23:25:06,205 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_cam_entries [2021-11-12 23:25:06,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_cam_entries [2021-11-12 23:25:06,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-12 23:25:06,205 INFO L130 BoogieDeclarations]: Found specification of procedure ql_free_mem_resources [2021-11-12 23:25:06,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_free_mem_resources [2021-11-12 23:25:06,206 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2021-11-12 23:25:06,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2021-11-12 23:25:06,210 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_xgmac_reg [2021-11-12 23:25:06,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_xgmac_reg [2021-11-12 23:25:06,211 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2021-11-12 23:25:06,211 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2021-11-12 23:25:06,212 INFO L130 BoogieDeclarations]: Found specification of procedure ql_adapter_up [2021-11-12 23:25:06,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_adapter_up [2021-11-12 23:25:06,213 INFO L130 BoogieDeclarations]: Found specification of procedure ql_eeh_close [2021-11-12 23:25:06,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_eeh_close [2021-11-12 23:25:06,214 INFO L130 BoogieDeclarations]: Found specification of procedure netif_receive_skb [2021-11-12 23:25:06,219 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_receive_skb [2021-11-12 23:25:06,219 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-11-12 23:25:06,220 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-11-12 23:25:06,220 INFO L130 BoogieDeclarations]: Found specification of procedure ql_set_mac_addr_reg [2021-11-12 23:25:06,220 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_set_mac_addr_reg [2021-11-12 23:25:06,220 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-11-12 23:25:06,220 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-11-12 23:25:06,220 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_qlge_driver_exit_16_2 [2021-11-12 23:25:06,221 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_qlge_driver_exit_16_2 [2021-11-12 23:25:06,221 INFO L130 BoogieDeclarations]: Found specification of procedure skb_record_rx_queue [2021-11-12 23:25:06,221 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_record_rx_queue [2021-11-12 23:25:06,221 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_consistent_dma_mask [2021-11-12 23:25:06,221 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_consistent_dma_mask [2021-11-12 23:25:06,221 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_serdes_reg [2021-11-12 23:25:06,221 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_serdes_reg [2021-11-12 23:25:06,222 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2021-11-12 23:25:06,222 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2021-11-12 23:25:06,222 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-11-12 23:25:06,222 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-11-12 23:25:06,222 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-11-12 23:25:06,222 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-11-12 23:25:06,222 INFO L130 BoogieDeclarations]: Found specification of procedure ql_build_coredump_seg_header [2021-11-12 23:25:06,223 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_build_coredump_seg_header [2021-11-12 23:25:06,223 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_close [2021-11-12 23:25:06,223 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_close [2021-11-12 23:25:06,223 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_mb_sts [2021-11-12 23:25:06,223 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_mb_sts [2021-11-12 23:25:06,223 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_open [2021-11-12 23:25:06,223 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_open [2021-11-12 23:25:06,224 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-11-12 23:25:06,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-11-12 23:25:06,224 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~C_ULONG~X~C_ULONG~X~C_INT~X~$Pointer$~TO~~dma_addr_t~0 [2021-11-12 23:25:06,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~C_ULONG~X~C_ULONG~X~C_INT~X~$Pointer$~TO~~dma_addr_t~0 [2021-11-12 23:25:06,224 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-11-12 23:25:06,224 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-11-12 23:25:06,224 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-12 23:25:06,225 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-12 23:25:06,225 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2021-11-12 23:25:06,225 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2021-11-12 23:25:06,225 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2021-11-12 23:25:06,225 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2021-11-12 23:25:06,225 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2021-11-12 23:25:06,225 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2021-11-12 23:25:06,226 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_probe [2021-11-12 23:25:06,226 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_probe [2021-11-12 23:25:06,226 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_offset [2021-11-12 23:25:06,226 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_offset [2021-11-12 23:25:06,226 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-11-12 23:25:06,226 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-11-12 23:25:06,226 INFO L130 BoogieDeclarations]: Found specification of procedure ql_free_rx_buffers [2021-11-12 23:25:06,226 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_free_rx_buffers [2021-11-12 23:25:06,227 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2021-11-12 23:25:06,227 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2021-11-12 23:25:06,227 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2021-11-12 23:25:06,227 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2021-11-12 23:25:06,227 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write32 [2021-11-12 23:25:06,227 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write32 [2021-11-12 23:25:06,227 INFO L130 BoogieDeclarations]: Found specification of procedure ql_cam_route_initialize [2021-11-12 23:25:06,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_cam_route_initialize [2021-11-12 23:25:06,228 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2021-11-12 23:25:06,228 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2021-11-12 23:25:06,228 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-11-12 23:25:06,228 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-11-12 23:25:06,228 INFO L130 BoogieDeclarations]: Found specification of procedure ql_wait_other_func_reg_rdy [2021-11-12 23:25:06,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_wait_other_func_reg_rdy [2021-11-12 23:25:06,229 INFO L130 BoogieDeclarations]: Found specification of procedure ql_sem_trylock [2021-11-12 23:25:06,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_sem_trylock [2021-11-12 23:25:06,229 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mb_set_port_cfg [2021-11-12 23:25:06,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mb_set_port_cfg [2021-11-12 23:25:06,229 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-12 23:25:06,229 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_mpi_reg [2021-11-12 23:25:06,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_mpi_reg [2021-11-12 23:25:06,230 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2021-11-12 23:25:06,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2021-11-12 23:25:06,230 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2021-11-12 23:25:06,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2021-11-12 23:25:06,230 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2021-11-12 23:25:06,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2021-11-12 23:25:06,230 INFO L130 BoogieDeclarations]: Found specification of procedure __get_order [2021-11-12 23:25:06,231 INFO L138 BoogieDeclarations]: Found implementation of procedure __get_order [2021-11-12 23:25:06,231 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2021-11-12 23:25:06,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2021-11-12 23:25:06,231 INFO L130 BoogieDeclarations]: Found specification of procedure ql_sem_spinlock [2021-11-12 23:25:06,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_sem_spinlock [2021-11-12 23:25:06,231 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2021-11-12 23:25:06,231 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2021-11-12 23:25:06,232 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-12 23:25:06,232 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-12 23:25:06,232 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-11-12 23:25:06,232 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-11-12 23:25:06,232 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-12 23:25:06,232 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-12 23:25:06,232 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-11-12 23:25:06,233 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-11-12 23:25:06,233 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-11-12 23:25:06,233 INFO L130 BoogieDeclarations]: Found specification of procedure ql_sem_unlock [2021-11-12 23:25:06,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_sem_unlock [2021-11-12 23:25:06,233 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_8012_flash_params [2021-11-12 23:25:06,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_8012_flash_params [2021-11-12 23:25:06,233 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-11-12 23:25:06,234 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-11-12 23:25:06,234 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_other_func_serdes_reg [2021-11-12 23:25:06,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_other_func_serdes_reg [2021-11-12 23:25:06,234 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~C_ULONG~X~C_INT~X~$Pointer$~TO~VOID [2021-11-12 23:25:06,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~C_ULONG~X~C_INT~X~$Pointer$~TO~VOID [2021-11-12 23:25:06,234 INFO L130 BoogieDeclarations]: Found specification of procedure ql_disable_completion_interrupt [2021-11-12 23:25:06,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_disable_completion_interrupt [2021-11-12 23:25:06,235 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_fill_page_desc [2021-11-12 23:25:06,235 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_fill_page_desc [2021-11-12 23:25:06,235 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2021-11-12 23:25:06,235 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2021-11-12 23:25:06,235 INFO L130 BoogieDeclarations]: Found specification of procedure ql_clear_routing_entries [2021-11-12 23:25:06,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_clear_routing_entries [2021-11-12 23:25:06,235 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2021-11-12 23:25:06,235 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2021-11-12 23:25:06,236 INFO L130 BoogieDeclarations]: Found specification of procedure ql_link_off [2021-11-12 23:25:06,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_link_off [2021-11-12 23:25:06,237 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-11-12 23:25:06,240 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-11-12 23:25:06,241 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2021-11-12 23:25:06,241 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2021-11-12 23:25:06,241 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2021-11-12 23:25:06,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2021-11-12 23:25:06,241 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2021-11-12 23:25:06,241 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2021-11-12 23:25:06,241 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_tx_timeout [2021-11-12 23:25:06,242 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_tx_timeout [2021-11-12 23:25:06,242 INFO L130 BoogieDeclarations]: Found specification of procedure ql_8000_port_initialize [2021-11-12 23:25:06,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_8000_port_initialize [2021-11-12 23:25:06,244 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2021-11-12 23:25:06,245 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2021-11-12 23:25:06,245 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_mpi_regs [2021-11-12 23:25:06,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_mpi_regs [2021-11-12 23:25:06,245 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2021-11-12 23:25:06,245 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2021-11-12 23:25:06,245 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-11-12 23:25:06,245 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-11-12 23:25:06,245 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-11-12 23:25:06,246 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-12 23:25:06,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-12 23:25:06,246 INFO L130 BoogieDeclarations]: Found specification of procedure ql_8012_port_initialize [2021-11-12 23:25:06,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_8012_port_initialize [2021-11-12 23:25:06,246 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdr [2021-11-12 23:25:06,246 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdr [2021-11-12 23:25:06,246 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_flash_word [2021-11-12 23:25:06,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_flash_word [2021-11-12 23:25:06,247 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-12 23:25:06,247 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_subqueue [2021-11-12 23:25:06,247 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_subqueue [2021-11-12 23:25:06,247 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-11-12 23:25:06,247 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-11-12 23:25:06,247 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-12 23:25:06,247 INFO L130 BoogieDeclarations]: Found specification of procedure ql_release_adapter_resources [2021-11-12 23:25:06,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_release_adapter_resources [2021-11-12 23:25:06,248 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-12 23:25:06,248 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-12 23:25:06,248 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-12 23:25:06,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-12 23:25:06,248 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-12 23:25:06,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-12 23:25:06,248 INFO L130 BoogieDeclarations]: Found specification of procedure csum_tcpudp_magic [2021-11-12 23:25:06,249 INFO L138 BoogieDeclarations]: Found implementation of procedure csum_tcpudp_magic [2021-11-12 23:25:06,249 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2021-11-12 23:25:06,249 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2021-11-12 23:25:06,249 INFO L130 BoogieDeclarations]: Found specification of procedure ql_free_rx_resources [2021-11-12 23:25:06,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_free_rx_resources [2021-11-12 23:25:06,249 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2021-11-12 23:25:06,249 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2021-11-12 23:25:06,250 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2021-11-12 23:25:06,250 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2021-11-12 23:25:06,250 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-11-12 23:25:06,250 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-11-12 23:25:06,250 INFO L130 BoogieDeclarations]: Found specification of procedure ql_disable_interrupts [2021-11-12 23:25:06,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_disable_interrupts [2021-11-12 23:25:06,250 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2021-11-12 23:25:06,250 INFO L130 BoogieDeclarations]: Found specification of procedure ql_soft_reset_mpi_risc [2021-11-12 23:25:06,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_soft_reset_mpi_risc [2021-11-12 23:25:06,251 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2021-11-12 23:25:06,251 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2021-11-12 23:25:06,251 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_remove [2021-11-12 23:25:06,251 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_remove [2021-11-12 23:25:06,251 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_cq_idx [2021-11-12 23:25:06,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_cq_idx [2021-11-12 23:25:06,252 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2021-11-12 23:25:06,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2021-11-12 23:25:06,252 INFO L130 BoogieDeclarations]: Found specification of procedure ql_link_on [2021-11-12 23:25:06,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_link_on [2021-11-12 23:25:06,252 INFO L130 BoogieDeclarations]: Found specification of procedure napi_gro_receive [2021-11-12 23:25:06,252 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_gro_receive [2021-11-12 23:25:06,252 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_set_multicast_list [2021-11-12 23:25:06,252 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_set_multicast_list [2021-11-12 23:25:06,253 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-12 23:25:06,253 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-12 23:25:06,253 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2021-11-12 23:25:06,253 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2021-11-12 23:25:06,253 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2021-11-12 23:25:06,253 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2021-11-12 23:25:06,253 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdr [2021-11-12 23:25:06,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdr [2021-11-12 23:25:06,254 INFO L130 BoogieDeclarations]: Found specification of procedure ql_tx_ring_clean [2021-11-12 23:25:06,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_tx_ring_clean [2021-11-12 23:25:06,254 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-11-12 23:25:06,254 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-11-12 23:25:06,254 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-12 23:25:06,254 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-12 23:25:06,254 INFO L130 BoogieDeclarations]: Found specification of procedure skb_fill_page_desc [2021-11-12 23:25:06,255 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_fill_page_desc [2021-11-12 23:25:06,255 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_mpi_reg [2021-11-12 23:25:06,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_mpi_reg [2021-11-12 23:25:06,255 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2021-11-12 23:25:06,255 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2021-11-12 23:25:06,255 INFO L130 BoogieDeclarations]: Found specification of procedure ql_clean_inbound_rx_ring [2021-11-12 23:25:06,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_clean_inbound_rx_ring [2021-11-12 23:25:06,255 INFO L130 BoogieDeclarations]: Found specification of procedure ql_update_cq [2021-11-12 23:25:06,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_update_cq [2021-11-12 23:25:06,256 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2021-11-12 23:25:06,256 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2021-11-12 23:25:06,256 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_subqueue [2021-11-12 23:25:06,256 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_subqueue [2021-11-12 23:25:06,256 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2021-11-12 23:25:06,256 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2021-11-12 23:25:06,257 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2021-11-12 23:25:06,257 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2021-11-12 23:25:06,257 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-12 23:25:06,257 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-11-12 23:25:06,257 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-11-12 23:25:06,257 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_curr_sbuf [2021-11-12 23:25:06,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_curr_sbuf [2021-11-12 23:25:06,258 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2021-11-12 23:25:06,258 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2021-11-12 23:25:06,258 INFO L130 BoogieDeclarations]: Found specification of procedure ql_realign_skb [2021-11-12 23:25:06,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_realign_skb [2021-11-12 23:25:06,258 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-11-12 23:25:06,258 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-11-12 23:25:06,258 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_routing_entries [2021-11-12 23:25:06,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_routing_entries [2021-11-12 23:25:06,259 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-12 23:25:06,259 INFO L130 BoogieDeclarations]: Found specification of procedure put_page [2021-11-12 23:25:06,259 INFO L138 BoogieDeclarations]: Found implementation of procedure put_page [2021-11-12 23:25:06,259 INFO L130 BoogieDeclarations]: Found specification of procedure ql_process_mac_split_rx_intr [2021-11-12 23:25:06,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_process_mac_split_rx_intr [2021-11-12 23:25:06,259 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_suspend [2021-11-12 23:25:06,259 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_suspend [2021-11-12 23:25:06,260 INFO L130 BoogieDeclarations]: Found specification of procedure __pskb_pull_tail [2021-11-12 23:25:06,260 INFO L138 BoogieDeclarations]: Found implementation of procedure __pskb_pull_tail [2021-11-12 23:25:06,260 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2021-11-12 23:25:06,260 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2021-11-12 23:25:06,260 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-12 23:25:06,260 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-12 23:25:06,260 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-12 23:25:06,260 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-12 23:25:06,261 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-12 23:25:06,261 INFO L130 BoogieDeclarations]: Found specification of procedure __vlan_hwaccel_put_tag [2021-11-12 23:25:06,261 INFO L138 BoogieDeclarations]: Found implementation of procedure __vlan_hwaccel_put_tag [2021-11-12 23:25:06,261 INFO L130 BoogieDeclarations]: Found specification of procedure ql_validate_flash [2021-11-12 23:25:06,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_validate_flash [2021-11-12 23:25:06,262 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2021-11-12 23:25:06,262 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2021-11-12 23:25:06,262 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~C_ULONG~X~C_INT~TO~VOID [2021-11-12 23:25:06,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~C_ULONG~X~C_INT~TO~VOID [2021-11-12 23:25:06,263 INFO L130 BoogieDeclarations]: Found specification of procedure ql_cancel_all_work_sync [2021-11-12 23:25:06,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_cancel_all_work_sync [2021-11-12 23:25:06,263 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-11-12 23:25:06,263 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-11-12 23:25:06,263 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-11-12 23:25:06,263 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-11-12 23:25:06,263 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2021-11-12 23:25:06,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2021-11-12 23:25:06,264 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-11-12 23:25:06,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-11-12 23:25:06,264 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2021-11-12 23:25:06,264 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2021-11-12 23:25:06,264 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2021-11-12 23:25:06,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2021-11-12 23:25:06,264 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_8000_flash_params [2021-11-12 23:25:06,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_8000_flash_params [2021-11-12 23:25:06,265 INFO L130 BoogieDeclarations]: Found specification of procedure ql_check_lb_frame [2021-11-12 23:25:06,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_check_lb_frame [2021-11-12 23:25:06,265 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2021-11-12 23:25:06,265 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2021-11-12 23:25:06,265 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc_array [2021-11-12 23:25:06,265 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc_array [2021-11-12 23:25:06,266 INFO L130 BoogieDeclarations]: Found specification of procedure ql_categorize_rx_err [2021-11-12 23:25:06,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_categorize_rx_err [2021-11-12 23:25:06,266 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2021-11-12 23:25:06,266 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2021-11-12 23:25:06,266 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-11-12 23:25:06,266 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-11-12 23:25:06,266 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2021-11-12 23:25:06,266 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2021-11-12 23:25:06,267 INFO L130 BoogieDeclarations]: Found specification of procedure ql_adapter_initialize [2021-11-12 23:25:06,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_adapter_initialize [2021-11-12 23:25:06,267 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2021-11-12 23:25:06,267 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2021-11-12 23:25:06,267 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_sh_reg [2021-11-12 23:25:06,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_sh_reg [2021-11-12 23:25:06,267 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_offset [2021-11-12 23:25:06,268 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_offset [2021-11-12 23:25:06,268 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_INT [2021-11-12 23:25:06,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_INT [2021-11-12 23:25:06,268 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-11-12 23:25:06,268 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-11-12 23:25:06,268 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2021-11-12 23:25:06,268 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2021-11-12 23:25:06,268 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_db_reg [2021-11-12 23:25:06,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_db_reg [2021-11-12 23:25:06,269 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-12 23:25:06,269 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-12 23:25:06,269 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mb_get_port_cfg [2021-11-12 23:25:06,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mb_get_port_cfg [2021-11-12 23:25:06,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-12 23:25:06,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-11-12 23:25:06,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-11-12 23:25:06,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-11-12 23:25:06,270 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2021-11-12 23:25:06,270 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2021-11-12 23:25:06,270 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-12 23:25:06,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-12 23:25:06,270 INFO L130 BoogieDeclarations]: Found specification of procedure ql_adapter_down [2021-11-12 23:25:06,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_adapter_down [2021-11-12 23:25:06,271 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-11-12 23:25:06,271 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-11-12 23:25:06,271 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2021-11-12 23:25:06,271 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2021-11-12 23:25:06,271 INFO L130 BoogieDeclarations]: Found specification of procedure ql_queue_fw_error [2021-11-12 23:25:06,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_queue_fw_error [2021-11-12 23:25:06,271 INFO L130 BoogieDeclarations]: Found specification of procedure ql_unmap_send [2021-11-12 23:25:06,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_unmap_send [2021-11-12 23:25:06,272 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2021-11-12 23:25:06,272 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2021-11-12 23:25:06,272 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mpi_handler [2021-11-12 23:25:06,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mpi_handler [2021-11-12 23:25:06,272 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_xgmac_reg64 [2021-11-12 23:25:06,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_xgmac_reg64 [2021-11-12 23:25:06,272 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2021-11-12 23:25:06,273 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2021-11-12 23:25:06,273 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mb_set_mgmnt_traffic_ctl [2021-11-12 23:25:06,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mb_set_mgmnt_traffic_ctl [2021-11-12 23:25:06,273 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_other_func_reg [2021-11-12 23:25:06,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_other_func_reg [2021-11-12 23:25:06,273 INFO L130 BoogieDeclarations]: Found specification of procedure ql_wait_reg_rdy [2021-11-12 23:25:06,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_wait_reg_rdy [2021-11-12 23:25:06,273 INFO L130 BoogieDeclarations]: Found specification of procedure ql_set_routing_reg [2021-11-12 23:25:06,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_set_routing_reg [2021-11-12 23:25:06,274 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2021-11-12 23:25:06,274 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2021-11-12 23:25:06,274 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2021-11-12 23:25:06,274 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2021-11-12 23:25:06,274 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mb_set_led_cfg [2021-11-12 23:25:06,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mb_set_led_cfg [2021-11-12 23:25:06,274 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_cfg [2021-11-12 23:25:06,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_cfg [2021-11-12 23:25:06,275 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-11-12 23:25:06,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-11-12 23:25:06,275 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_mac_addr_reg [2021-11-12 23:25:06,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_mac_addr_reg [2021-11-12 23:25:06,275 INFO L130 BoogieDeclarations]: Found specification of procedure ql_lbq_block_size [2021-11-12 23:25:06,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_lbq_block_size [2021-11-12 23:25:06,276 INFO L130 BoogieDeclarations]: Found specification of procedure ql_own_firmware [2021-11-12 23:25:06,276 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_own_firmware [2021-11-12 23:25:06,276 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2021-11-12 23:25:06,276 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2021-11-12 23:25:06,276 INFO L130 BoogieDeclarations]: Found specification of procedure netif_get_num_default_rss_queues [2021-11-12 23:25:06,276 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_get_num_default_rss_queues [2021-11-12 23:25:06,276 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_curr_lchunk [2021-11-12 23:25:06,276 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_curr_lchunk [2021-11-12 23:25:06,277 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_ets_regs [2021-11-12 23:25:06,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_ets_regs [2021-11-12 23:25:06,277 INFO L130 BoogieDeclarations]: Found specification of procedure ql_wait_cfg [2021-11-12 23:25:06,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_wait_cfg [2021-11-12 23:25:06,277 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2021-11-12 23:25:06,277 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2021-11-12 23:25:06,277 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-11-12 23:25:06,278 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-11-12 23:25:06,278 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2021-11-12 23:25:06,278 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read32 [2021-11-12 23:25:06,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read32 [2021-11-12 23:25:06,278 INFO L130 BoogieDeclarations]: Found specification of procedure ql_set_mac_addr [2021-11-12 23:25:06,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_set_mac_addr [2021-11-12 23:25:06,278 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_intr_states [2021-11-12 23:25:06,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_intr_states [2021-11-12 23:25:06,279 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-11-12 23:25:06,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-11-12 23:25:06,279 INFO L130 BoogieDeclarations]: Found specification of procedure netpoll_trap [2021-11-12 23:25:06,279 INFO L138 BoogieDeclarations]: Found implementation of procedure netpoll_trap [2021-11-12 23:25:06,279 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_sync_single_for_device [2021-11-12 23:25:06,279 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_sync_single_for_device [2021-11-12 23:25:06,283 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_resume [2021-11-12 23:25:06,283 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_resume [2021-11-12 23:25:06,284 INFO L130 BoogieDeclarations]: Found specification of procedure ql_core_dump [2021-11-12 23:25:06,284 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_core_dump [2021-11-12 23:25:08,348 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-12 23:29:06,168 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2021-11-12 23:29:20,542 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-12 23:29:20,542 INFO L299 CfgBuilder]: Removed 5 assume(true) statements. [2021-11-12 23:29:20,549 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 11:29:20 BoogieIcfgContainer [2021-11-12 23:29:20,549 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-12 23:29:20,551 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-12 23:29:20,552 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-12 23:29:20,554 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-12 23:29:20,555 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 11:24:54" (1/3) ... [2021-11-12 23:29:20,556 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47e91ab0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 11:29:20, skipping insertion in model container [2021-11-12 23:29:20,556 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:25:04" (2/3) ... [2021-11-12 23:29:20,556 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47e91ab0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 11:29:20, skipping insertion in model container [2021-11-12 23:29:20,556 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 11:29:20" (3/3) ... [2021-11-12 23:29:20,558 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-qlogic-qlge-qlge.cil.i [2021-11-12 23:29:20,563 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-12 23:29:20,564 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-11-12 23:29:20,637 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-12 23:29:20,643 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 [2021-11-12 23:29:20,643 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-11-12 23:29:20,752 INFO L276 IsEmpty]: Start isEmpty. Operand has 5135 states, 3652 states have (on average 1.34118291347207) internal successors, (4898), 3715 states have internal predecessors, (4898), 1246 states have call successors, (1246), 236 states have call predecessors, (1246), 235 states have return successors, (1239), 1223 states have call predecessors, (1239), 1239 states have call successors, (1239) [2021-11-12 23:29:20,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2021-11-12 23:29:20,789 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:29:20,791 INFO L514 BasicCegarLoop]: trace histogram [19, 19, 18, 18, 18, 18, 18, 18, 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, 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] [2021-11-12 23:29:20,792 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:29:20,797 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:29:20,798 INFO L85 PathProgramCache]: Analyzing trace with hash -1239685054, now seen corresponding path program 1 times [2021-11-12 23:29:20,850 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:29:20,850 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [851474458] [2021-11-12 23:29:20,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:29:20,852 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:29:20,852 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a1e9e5-4c4b-4de0-802c-bf8da5b9da19/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:29:20,867 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a1e9e5-4c4b-4de0-802c-bf8da5b9da19/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:29:20,875 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a1e9e5-4c4b-4de0-802c-bf8da5b9da19/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-12 23:29:52,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:29:52,455 INFO L263 TraceCheckSpWp]: Trace formula consists of 5620 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-12 23:29:52,478 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:29:53,380 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 1377 trivial. 0 not checked. [2021-11-12 23:29:53,380 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:29:54,296 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2021-11-12 23:29:54,297 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:29:54,297 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [851474458] [2021-11-12 23:29:54,298 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [851474458] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 23:29:54,298 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:29:54,298 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-12 23:29:54,300 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1692529469] [2021-11-12 23:29:54,301 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 23:29:54,306 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-12 23:29:54,306 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:29:54,331 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-12 23:29:54,331 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-12 23:29:54,346 INFO L87 Difference]: Start difference. First operand has 5135 states, 3652 states have (on average 1.34118291347207) internal successors, (4898), 3715 states have internal predecessors, (4898), 1246 states have call successors, (1246), 236 states have call predecessors, (1246), 235 states have return successors, (1239), 1223 states have call predecessors, (1239), 1239 states have call successors, (1239) Second operand has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 4 states have call successors, (24), 3 states have call predecessors, (24), 3 states have return successors, (23), 4 states have call predecessors, (23), 4 states have call successors, (23) [2021-11-12 23:29:57,447 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-12 23:30:37,443 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:30:37,443 INFO L93 Difference]: Finished difference Result 20198 states and 29319 transitions. [2021-11-12 23:30:37,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-12 23:30:37,446 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 4 states have call successors, (24), 3 states have call predecessors, (24), 3 states have return successors, (23), 4 states have call predecessors, (23), 4 states have call successors, (23) Word has length 225 [2021-11-12 23:30:37,448 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:30:37,630 INFO L225 Difference]: With dead ends: 20198 [2021-11-12 23:30:37,630 INFO L226 Difference]: Without dead ends: 15080 [2021-11-12 23:30:37,688 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 448 GetRequests, 446 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-12 23:30:37,692 INFO L933 BasicCegarLoop]: 9744 mSDtfsCounter, 14451 mSDsluCounter, 19098 mSDsCounter, 0 mSdLazyCounter, 2516 mSolverCounterSat, 20 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 40396.80ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 14451 SdHoareTripleChecker+Valid, 28842 SdHoareTripleChecker+Invalid, 2537 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 113.01ms SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 2516 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 42062.27ms IncrementalHoareTripleChecker+Time [2021-11-12 23:30:37,693 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [14451 Valid, 28842 Invalid, 2537 Unknown, 0 Unchecked, 113.01ms Time], IncrementalHoareTripleChecker [20 Valid, 2516 Invalid, 1 Unknown, 0 Unchecked, 42062.27ms Time] [2021-11-12 23:30:37,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15080 states. [2021-11-12 23:30:38,499 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15080 to 15072. [2021-11-12 23:30:38,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15072 states, 10729 states have (on average 1.33665765681797) internal successors, (14341), 10915 states have internal predecessors, (14341), 3641 states have call successors, (3641), 701 states have call predecessors, (3641), 700 states have return successors, (3638), 3590 states have call predecessors, (3638), 3638 states have call successors, (3638) [2021-11-12 23:30:38,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15072 states to 15072 states and 21620 transitions. [2021-11-12 23:30:38,678 INFO L78 Accepts]: Start accepts. Automaton has 15072 states and 21620 transitions. Word has length 225 [2021-11-12 23:30:38,681 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:30:38,682 INFO L470 AbstractCegarLoop]: Abstraction has 15072 states and 21620 transitions. [2021-11-12 23:30:38,683 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 4 states have call successors, (24), 3 states have call predecessors, (24), 3 states have return successors, (23), 4 states have call predecessors, (23), 4 states have call successors, (23) [2021-11-12 23:30:38,683 INFO L276 IsEmpty]: Start isEmpty. Operand 15072 states and 21620 transitions. [2021-11-12 23:30:38,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2021-11-12 23:30:38,708 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:30:38,708 INFO L514 BasicCegarLoop]: trace histogram [21, 21, 19, 19, 19, 19, 19, 19, 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, 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, 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] [2021-11-12 23:30:38,825 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a1e9e5-4c4b-4de0-802c-bf8da5b9da19/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-12 23:30:38,931 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a1e9e5-4c4b-4de0-802c-bf8da5b9da19/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 23:30:38,931 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:30:38,932 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:30:38,932 INFO L85 PathProgramCache]: Analyzing trace with hash 1266814218, now seen corresponding path program 1 times [2021-11-12 23:30:38,955 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:30:38,956 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [904449578] [2021-11-12 23:30:38,956 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:30:38,956 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:30:38,956 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a1e9e5-4c4b-4de0-802c-bf8da5b9da19/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:30:38,957 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a1e9e5-4c4b-4de0-802c-bf8da5b9da19/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:30:39,179 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a1e9e5-4c4b-4de0-802c-bf8da5b9da19/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-12 23:31:08,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:31:09,404 INFO L263 TraceCheckSpWp]: Trace formula consists of 5761 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-12 23:31:09,420 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:31:11,503 INFO L134 CoverageAnalysis]: Checked inductivity of 1659 backedges. 276 proven. 0 refuted. 0 times theorem prover too weak. 1383 trivial. 0 not checked. [2021-11-12 23:31:11,503 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:31:12,933 INFO L134 CoverageAnalysis]: Checked inductivity of 1659 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1659 trivial. 0 not checked. [2021-11-12 23:31:12,934 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:31:12,934 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [904449578] [2021-11-12 23:31:12,934 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [904449578] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 23:31:12,934 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:31:12,934 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-12 23:31:12,935 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1012884721] [2021-11-12 23:31:12,935 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 23:31:12,937 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-12 23:31:12,937 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:31:12,938 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-12 23:31:12,938 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-12 23:31:12,938 INFO L87 Difference]: Start difference. First operand 15072 states and 21620 transitions. Second operand has 4 states, 4 states have (on average 26.75) internal successors, (107), 4 states have internal predecessors, (107), 4 states have call successors, (32), 3 states have call predecessors, (32), 3 states have return successors, (32), 4 states have call predecessors, (32), 4 states have call successors, (32) [2021-11-12 23:31:15,803 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.85s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-12 23:31:53,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:31:53,314 INFO L93 Difference]: Finished difference Result 47243 states and 67822 transitions. [2021-11-12 23:31:53,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-12 23:31:53,315 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 26.75) internal successors, (107), 4 states have internal predecessors, (107), 4 states have call successors, (32), 3 states have call predecessors, (32), 3 states have return successors, (32), 4 states have call predecessors, (32), 4 states have call successors, (32) Word has length 273 [2021-11-12 23:31:53,317 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:31:53,539 INFO L225 Difference]: With dead ends: 47243 [2021-11-12 23:31:53,539 INFO L226 Difference]: Without dead ends: 32212 [2021-11-12 23:31:53,631 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 544 GetRequests, 542 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-12 23:31:53,632 INFO L933 BasicCegarLoop]: 10412 mSDtfsCounter, 13163 mSDsluCounter, 12928 mSDsCounter, 0 mSdLazyCounter, 2378 mSolverCounterSat, 50 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 37766.77ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 13163 SdHoareTripleChecker+Valid, 23340 SdHoareTripleChecker+Invalid, 2429 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 65.15ms SdHoareTripleChecker+Time, 50 IncrementalHoareTripleChecker+Valid, 2378 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 39315.36ms IncrementalHoareTripleChecker+Time [2021-11-12 23:31:53,633 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [13163 Valid, 23340 Invalid, 2429 Unknown, 0 Unchecked, 65.15ms Time], IncrementalHoareTripleChecker [50 Valid, 2378 Invalid, 1 Unknown, 0 Unchecked, 39315.36ms Time] [2021-11-12 23:31:53,678 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32212 states. [2021-11-12 23:31:55,206 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32212 to 32198. [2021-11-12 23:31:55,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32198 states, 23094 states have (on average 1.3433792327011345) internal successors, (31024), 23502 states have internal predecessors, (31024), 7589 states have call successors, (7589), 1516 states have call predecessors, (7589), 1513 states have return successors, (7586), 7469 states have call predecessors, (7586), 7586 states have call successors, (7586) [2021-11-12 23:31:55,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32198 states to 32198 states and 46199 transitions. [2021-11-12 23:31:55,423 INFO L78 Accepts]: Start accepts. Automaton has 32198 states and 46199 transitions. Word has length 273 [2021-11-12 23:31:55,425 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:31:55,425 INFO L470 AbstractCegarLoop]: Abstraction has 32198 states and 46199 transitions. [2021-11-12 23:31:55,426 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 26.75) internal successors, (107), 4 states have internal predecessors, (107), 4 states have call successors, (32), 3 states have call predecessors, (32), 3 states have return successors, (32), 4 states have call predecessors, (32), 4 states have call successors, (32) [2021-11-12 23:31:55,426 INFO L276 IsEmpty]: Start isEmpty. Operand 32198 states and 46199 transitions. [2021-11-12 23:31:55,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2021-11-12 23:31:55,440 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:31:55,441 INFO L514 BasicCegarLoop]: trace histogram [22, 22, 18, 18, 18, 18, 18, 18, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:31:55,543 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a1e9e5-4c4b-4de0-802c-bf8da5b9da19/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-12 23:31:55,655 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a1e9e5-4c4b-4de0-802c-bf8da5b9da19/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 23:31:55,655 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:31:55,655 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:31:55,656 INFO L85 PathProgramCache]: Analyzing trace with hash -1265403150, now seen corresponding path program 1 times [2021-11-12 23:31:55,678 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:31:55,678 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [937067757] [2021-11-12 23:31:55,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:31:55,678 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:31:55,679 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a1e9e5-4c4b-4de0-802c-bf8da5b9da19/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:31:55,679 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a1e9e5-4c4b-4de0-802c-bf8da5b9da19/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:31:55,686 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a1e9e5-4c4b-4de0-802c-bf8da5b9da19/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-12 23:32:25,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:32:25,869 INFO L263 TraceCheckSpWp]: Trace formula consists of 5745 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-12 23:32:25,879 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:32:33,514 INFO L134 CoverageAnalysis]: Checked inductivity of 1645 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1645 trivial. 0 not checked. [2021-11-12 23:32:33,514 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:32:36,320 INFO L134 CoverageAnalysis]: Checked inductivity of 1645 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1645 trivial. 0 not checked. [2021-11-12 23:32:36,321 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:32:36,321 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [937067757] [2021-11-12 23:32:36,321 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [937067757] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 23:32:36,321 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:32:36,322 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 5 [2021-11-12 23:32:36,322 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [971099693] [2021-11-12 23:32:36,322 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 23:32:36,323 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-12 23:32:36,324 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:32:36,324 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-12 23:32:36,324 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-12 23:32:36,324 INFO L87 Difference]: Start difference. First operand 32198 states and 46199 transitions. Second operand has 5 states, 5 states have (on average 15.4) internal successors, (77), 5 states have internal predecessors, (77), 2 states have call successors, (55), 2 states have call predecessors, (55), 2 states have return successors, (54), 2 states have call predecessors, (54), 2 states have call successors, (54) [2021-11-12 23:32:38,329 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:32:38,329 INFO L93 Difference]: Finished difference Result 32198 states and 46199 transitions. [2021-11-12 23:32:38,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-12 23:32:38,329 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.4) internal successors, (77), 5 states have internal predecessors, (77), 2 states have call successors, (55), 2 states have call predecessors, (55), 2 states have return successors, (54), 2 states have call predecessors, (54), 2 states have call successors, (54) Word has length 281 [2021-11-12 23:32:38,330 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:32:38,485 INFO L225 Difference]: With dead ends: 32198 [2021-11-12 23:32:38,485 INFO L226 Difference]: Without dead ends: 32159 [2021-11-12 23:32:38,505 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 561 GetRequests, 557 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-12 23:32:38,506 INFO L933 BasicCegarLoop]: 7299 mSDtfsCounter, 7186 mSDsluCounter, 7299 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 900.37ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 7186 SdHoareTripleChecker+Valid, 14598 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 30.17ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1026.29ms IncrementalHoareTripleChecker+Time [2021-11-12 23:32:38,506 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7186 Valid, 14598 Invalid, 4 Unknown, 0 Unchecked, 30.17ms Time], IncrementalHoareTripleChecker [1 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 1026.29ms Time] [2021-11-12 23:32:38,545 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32159 states. [2021-11-12 23:32:40,052 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32159 to 32138. [2021-11-12 23:32:40,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32138 states, 23057 states have (on average 1.3428893611484582) internal successors, (30963), 23456 states have internal predecessors, (30963), 7568 states have call successors, (7568), 1512 states have call predecessors, (7568), 1512 states have return successors, (7568), 7459 states have call predecessors, (7568), 7568 states have call successors, (7568) [2021-11-12 23:32:40,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32138 states to 32138 states and 46099 transitions. [2021-11-12 23:32:40,255 INFO L78 Accepts]: Start accepts. Automaton has 32138 states and 46099 transitions. Word has length 281 [2021-11-12 23:32:40,256 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:32:40,256 INFO L470 AbstractCegarLoop]: Abstraction has 32138 states and 46099 transitions. [2021-11-12 23:32:40,256 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.4) internal successors, (77), 5 states have internal predecessors, (77), 2 states have call successors, (55), 2 states have call predecessors, (55), 2 states have return successors, (54), 2 states have call predecessors, (54), 2 states have call successors, (54) [2021-11-12 23:32:40,256 INFO L276 IsEmpty]: Start isEmpty. Operand 32138 states and 46099 transitions. [2021-11-12 23:32:40,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 356 [2021-11-12 23:32:40,350 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:32:40,351 INFO L514 BasicCegarLoop]: trace histogram [26, 26, 19, 19, 19, 19, 19, 19, 5, 5, 5, 3, 3, 3, 2, 2, 2, 2, 2, 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, 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, 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, 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] [2021-11-12 23:32:40,459 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a1e9e5-4c4b-4de0-802c-bf8da5b9da19/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-11-12 23:32:40,575 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a1e9e5-4c4b-4de0-802c-bf8da5b9da19/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 23:32:40,576 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:32:40,576 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:32:40,576 INFO L85 PathProgramCache]: Analyzing trace with hash -1729213749, now seen corresponding path program 1 times [2021-11-12 23:32:40,596 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:32:40,597 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1099616217] [2021-11-12 23:32:40,597 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:32:40,597 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:32:40,597 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a1e9e5-4c4b-4de0-802c-bf8da5b9da19/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:32:40,598 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a1e9e5-4c4b-4de0-802c-bf8da5b9da19/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:32:40,639 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a1e9e5-4c4b-4de0-802c-bf8da5b9da19/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-12 23:33:10,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:33:11,167 INFO L263 TraceCheckSpWp]: Trace formula consists of 5931 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-12 23:33:11,177 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:33:13,648 INFO L134 CoverageAnalysis]: Checked inductivity of 2058 backedges. 534 proven. 0 refuted. 0 times theorem prover too weak. 1524 trivial. 0 not checked. [2021-11-12 23:33:13,648 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:33:15,489 INFO L134 CoverageAnalysis]: Checked inductivity of 2058 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2044 trivial. 0 not checked. [2021-11-12 23:33:15,490 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:33:15,490 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1099616217] [2021-11-12 23:33:15,490 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1099616217] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 23:33:15,490 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:33:15,491 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-12 23:33:15,491 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2077156912] [2021-11-12 23:33:15,491 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 23:33:15,492 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-12 23:33:15,492 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:33:15,493 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-12 23:33:15,493 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-12 23:33:15,493 INFO L87 Difference]: Start difference. First operand 32138 states and 46099 transitions. Second operand has 4 states, 4 states have (on average 37.75) internal successors, (151), 4 states have internal predecessors, (151), 4 states have call successors, (47), 3 states have call predecessors, (47), 3 states have return successors, (47), 4 states have call predecessors, (47), 4 states have call successors, (47) [2021-11-12 23:33:18,389 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-12 23:34:00,627 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:34:00,627 INFO L93 Difference]: Finished difference Result 86223 states and 123735 transitions. [2021-11-12 23:34:00,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-12 23:34:00,628 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 37.75) internal successors, (151), 4 states have internal predecessors, (151), 4 states have call successors, (47), 3 states have call predecessors, (47), 3 states have return successors, (47), 4 states have call predecessors, (47), 4 states have call successors, (47) Word has length 355 [2021-11-12 23:34:00,628 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:34:01,093 INFO L225 Difference]: With dead ends: 86223 [2021-11-12 23:34:01,093 INFO L226 Difference]: Without dead ends: 58503 [2021-11-12 23:34:01,218 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 708 GetRequests, 706 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-12 23:34:01,220 INFO L933 BasicCegarLoop]: 14580 mSDtfsCounter, 13561 mSDsluCounter, 11083 mSDsCounter, 0 mSdLazyCounter, 2558 mSolverCounterSat, 1073 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 41071.94ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 13561 SdHoareTripleChecker+Valid, 25663 SdHoareTripleChecker+Invalid, 3632 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 60.92ms SdHoareTripleChecker+Time, 1073 IncrementalHoareTripleChecker+Valid, 2558 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 43165.57ms IncrementalHoareTripleChecker+Time [2021-11-12 23:34:01,221 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [13561 Valid, 25663 Invalid, 3632 Unknown, 0 Unchecked, 60.92ms Time], IncrementalHoareTripleChecker [1073 Valid, 2558 Invalid, 1 Unknown, 0 Unchecked, 43165.57ms Time] [2021-11-12 23:34:01,277 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58503 states. [2021-11-12 23:34:03,696 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58503 to 58501. [2021-11-12 23:34:03,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 58501 states, 42025 states have (on average 1.344390243902439) internal successors, (56498), 42757 states have internal predecessors, (56498), 13724 states have call successors, (13724), 2751 states have call predecessors, (13724), 2751 states have return successors, (13724), 13522 states have call predecessors, (13724), 13724 states have call successors, (13724) [2021-11-12 23:34:04,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58501 states to 58501 states and 83946 transitions. [2021-11-12 23:34:04,415 INFO L78 Accepts]: Start accepts. Automaton has 58501 states and 83946 transitions. Word has length 355 [2021-11-12 23:34:04,419 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:34:04,419 INFO L470 AbstractCegarLoop]: Abstraction has 58501 states and 83946 transitions. [2021-11-12 23:34:04,419 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 37.75) internal successors, (151), 4 states have internal predecessors, (151), 4 states have call successors, (47), 3 states have call predecessors, (47), 3 states have return successors, (47), 4 states have call predecessors, (47), 4 states have call successors, (47) [2021-11-12 23:34:04,420 INFO L276 IsEmpty]: Start isEmpty. Operand 58501 states and 83946 transitions. [2021-11-12 23:34:04,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 412 [2021-11-12 23:34:04,551 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:34:04,552 INFO L514 BasicCegarLoop]: trace histogram [26, 26, 19, 19, 19, 19, 19, 19, 9, 9, 9, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:34:04,658 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a1e9e5-4c4b-4de0-802c-bf8da5b9da19/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-11-12 23:34:04,767 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a1e9e5-4c4b-4de0-802c-bf8da5b9da19/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 23:34:04,768 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:34:04,768 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:34:04,768 INFO L85 PathProgramCache]: Analyzing trace with hash 1342546950, now seen corresponding path program 1 times [2021-11-12 23:34:04,791 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:34:04,791 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1357472714] [2021-11-12 23:34:04,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:34:04,791 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:34:04,792 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a1e9e5-4c4b-4de0-802c-bf8da5b9da19/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:34:04,792 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a1e9e5-4c4b-4de0-802c-bf8da5b9da19/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:34:04,807 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a1e9e5-4c4b-4de0-802c-bf8da5b9da19/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-11-12 23:34:35,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:34:35,814 INFO L263 TraceCheckSpWp]: Trace formula consists of 6039 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-12 23:34:35,825 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:34:46,639 INFO L134 CoverageAnalysis]: Checked inductivity of 2186 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2186 trivial. 0 not checked. [2021-11-12 23:34:46,639 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:34:51,237 INFO L134 CoverageAnalysis]: Checked inductivity of 2186 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2186 trivial. 0 not checked. [2021-11-12 23:34:51,237 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:34:51,237 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1357472714] [2021-11-12 23:34:51,237 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1357472714] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 23:34:51,238 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:34:51,238 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 5 [2021-11-12 23:34:51,238 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1926079650] [2021-11-12 23:34:51,238 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 23:34:51,240 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-12 23:34:51,240 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:34:51,240 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-12 23:34:51,240 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-12 23:34:51,240 INFO L87 Difference]: Start difference. First operand 58501 states and 83946 transitions. Second operand has 5 states, 5 states have (on average 27.4) internal successors, (137), 5 states have internal predecessors, (137), 2 states have call successors, (76), 2 states have call predecessors, (76), 2 states have return successors, (76), 2 states have call predecessors, (76), 2 states have call successors, (76) [2021-11-12 23:34:58,656 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:34:58,656 INFO L93 Difference]: Finished difference Result 67892 states and 98167 transitions. [2021-11-12 23:34:58,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-12 23:34:58,657 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 27.4) internal successors, (137), 5 states have internal predecessors, (137), 2 states have call successors, (76), 2 states have call predecessors, (76), 2 states have return successors, (76), 2 states have call predecessors, (76), 2 states have call successors, (76) Word has length 411 [2021-11-12 23:34:58,659 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:34:58,665 INFO L225 Difference]: With dead ends: 67892 [2021-11-12 23:34:58,665 INFO L226 Difference]: Without dead ends: 0 [2021-11-12 23:34:58,863 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 821 GetRequests, 817 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-12 23:34:58,864 INFO L933 BasicCegarLoop]: 8626 mSDtfsCounter, 8432 mSDsluCounter, 15124 mSDsCounter, 0 mSdLazyCounter, 298 mSolverCounterSat, 297 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5326.12ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 8432 SdHoareTripleChecker+Valid, 23750 SdHoareTripleChecker+Invalid, 595 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 35.07ms SdHoareTripleChecker+Time, 297 IncrementalHoareTripleChecker+Valid, 298 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5660.73ms IncrementalHoareTripleChecker+Time [2021-11-12 23:34:58,864 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8432 Valid, 23750 Invalid, 595 Unknown, 0 Unchecked, 35.07ms Time], IncrementalHoareTripleChecker [297 Valid, 298 Invalid, 0 Unknown, 0 Unchecked, 5660.73ms Time] [2021-11-12 23:34:58,865 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-12 23:34:58,865 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-12 23:34:58,865 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) [2021-11-12 23:34:58,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-12 23:34:58,878 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 411 [2021-11-12 23:34:58,878 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:34:58,878 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-12 23:34:58,879 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 27.4) internal successors, (137), 5 states have internal predecessors, (137), 2 states have call successors, (76), 2 states have call predecessors, (76), 2 states have return successors, (76), 2 states have call predecessors, (76), 2 states have call successors, (76) [2021-11-12 23:34:58,879 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-12 23:34:58,879 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-12 23:34:58,881 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 2 remaining) [2021-11-12 23:34:58,882 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2021-11-12 23:34:58,964 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a1e9e5-4c4b-4de0-802c-bf8da5b9da19/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (6)] Ended with exit code 0 [2021-11-12 23:34:59,095 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a1e9e5-4c4b-4de0-802c-bf8da5b9da19/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 23:34:59,097 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.