./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-marvell-sky2.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0f8a17c6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a0bb7cc-b1d4-40cf-9115-aab6c8d42631/bin/utaipan-UbGMyvGFUs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a0bb7cc-b1d4-40cf-9115-aab6c8d42631/bin/utaipan-UbGMyvGFUs/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a0bb7cc-b1d4-40cf-9115-aab6c8d42631/bin/utaipan-UbGMyvGFUs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a0bb7cc-b1d4-40cf-9115-aab6c8d42631/bin/utaipan-UbGMyvGFUs/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-marvell-sky2.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a0bb7cc-b1d4-40cf-9115-aab6c8d42631/bin/utaipan-UbGMyvGFUs/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a0bb7cc-b1d4-40cf-9115-aab6c8d42631/bin/utaipan-UbGMyvGFUs --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 420f46e1636dc611874a0bbfeb0e9dd74d5fb59c9c42275d858865fbb83330f0 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-0f8a17c [2021-11-19 14:00:06,469 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-19 14:00:06,473 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-19 14:00:06,539 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-19 14:00:06,540 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-19 14:00:06,546 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-19 14:00:06,549 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-19 14:00:06,554 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-19 14:00:06,557 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-19 14:00:06,564 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-19 14:00:06,566 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-19 14:00:06,568 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-19 14:00:06,569 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-19 14:00:06,573 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-19 14:00:06,575 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-19 14:00:06,581 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-19 14:00:06,583 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-19 14:00:06,585 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-19 14:00:06,588 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-19 14:00:06,598 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-19 14:00:06,600 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-19 14:00:06,602 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-19 14:00:06,606 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-19 14:00:06,607 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-19 14:00:06,618 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-19 14:00:06,619 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-19 14:00:06,619 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-19 14:00:06,622 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-19 14:00:06,622 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-19 14:00:06,624 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-19 14:00:06,625 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-19 14:00:06,626 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-19 14:00:06,628 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-19 14:00:06,630 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-19 14:00:06,632 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-19 14:00:06,632 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-19 14:00:06,633 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-19 14:00:06,633 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-19 14:00:06,633 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-19 14:00:06,635 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-19 14:00:06,635 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-19 14:00:06,636 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a0bb7cc-b1d4-40cf-9115-aab6c8d42631/bin/utaipan-UbGMyvGFUs/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-19 14:00:06,678 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-19 14:00:06,679 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-19 14:00:06,680 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-19 14:00:06,680 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-19 14:00:06,680 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-19 14:00:06,681 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-19 14:00:06,681 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-19 14:00:06,681 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-19 14:00:06,682 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-19 14:00:06,682 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-19 14:00:06,682 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-19 14:00:06,682 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-19 14:00:06,683 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-19 14:00:06,683 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-19 14:00:06,683 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-19 14:00:06,684 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-19 14:00:06,684 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-19 14:00:06,685 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-19 14:00:06,685 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-19 14:00:06,685 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-19 14:00:06,686 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-19 14:00:06,686 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-19 14:00:06,686 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-19 14:00:06,686 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-19 14:00:06,687 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-19 14:00:06,687 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-19 14:00:06,687 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-19 14:00:06,688 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-19 14:00:06,688 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-19 14:00:06,688 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-19 14:00:06,689 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-19 14:00:06,689 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-19 14:00:06,689 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-19 14:00:06,689 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-19 14:00:06,690 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-19 14:00:06,690 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-19 14:00:06,690 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-19 14:00:06,690 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_3a0bb7cc-b1d4-40cf-9115-aab6c8d42631/bin/utaipan-UbGMyvGFUs/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a0bb7cc-b1d4-40cf-9115-aab6c8d42631/bin/utaipan-UbGMyvGFUs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 420f46e1636dc611874a0bbfeb0e9dd74d5fb59c9c42275d858865fbb83330f0 [2021-11-19 14:00:06,969 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-19 14:00:06,993 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-19 14:00:06,997 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-19 14:00:06,998 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-19 14:00:06,999 INFO L275 PluginConnector]: CDTParser initialized [2021-11-19 14:00:07,001 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a0bb7cc-b1d4-40cf-9115-aab6c8d42631/bin/utaipan-UbGMyvGFUs/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-marvell-sky2.cil.i [2021-11-19 14:00:07,107 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a0bb7cc-b1d4-40cf-9115-aab6c8d42631/bin/utaipan-UbGMyvGFUs/data/8867d6375/cfcb41e071874a63ae91fc009691c5c1/FLAGbb620aaa9 [2021-11-19 14:00:08,304 INFO L306 CDTParser]: Found 1 translation units. [2021-11-19 14:00:08,305 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a0bb7cc-b1d4-40cf-9115-aab6c8d42631/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-marvell-sky2.cil.i [2021-11-19 14:00:08,395 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a0bb7cc-b1d4-40cf-9115-aab6c8d42631/bin/utaipan-UbGMyvGFUs/data/8867d6375/cfcb41e071874a63ae91fc009691c5c1/FLAGbb620aaa9 [2021-11-19 14:00:08,472 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a0bb7cc-b1d4-40cf-9115-aab6c8d42631/bin/utaipan-UbGMyvGFUs/data/8867d6375/cfcb41e071874a63ae91fc009691c5c1 [2021-11-19 14:00:08,475 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-19 14:00:08,478 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-19 14:00:08,485 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-19 14:00:08,485 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-19 14:00:08,488 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-19 14:00:08,490 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:00:08" (1/1) ... [2021-11-19 14:00:08,491 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@457e3b70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:00:08, skipping insertion in model container [2021-11-19 14:00:08,492 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:00:08" (1/1) ... [2021-11-19 14:00:08,499 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-19 14:00:08,772 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-19 14:00:13,739 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:13,870 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:14,046 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:14,047 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:14,520 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:14,532 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:00:17,309 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a0bb7cc-b1d4-40cf-9115-aab6c8d42631/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-marvell-sky2.cil.i[598078,598091] [2021-11-19 14:00:17,312 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a0bb7cc-b1d4-40cf-9115-aab6c8d42631/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-marvell-sky2.cil.i[598223,598236] [2021-11-19 14:00:17,380 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-19 14:00:17,496 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2021-11-19 14:00:17,496 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5ba80b83 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:00:17, skipping insertion in model container [2021-11-19 14:00:17,497 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-19 14:00:17,497 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-19 14:00:17,500 INFO L158 Benchmark]: Toolchain (without parser) took 9020.37ms. Allocated memory was 104.9MB in the beginning and 211.8MB in the end (delta: 107.0MB). Free memory was 64.8MB in the beginning and 120.7MB in the end (delta: -55.9MB). Peak memory consumption was 91.7MB. Max. memory is 16.1GB. [2021-11-19 14:00:17,501 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 104.9MB. Free memory is still 57.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-19 14:00:17,502 INFO L158 Benchmark]: CACSL2BoogieTranslator took 9012.42ms. Allocated memory was 104.9MB in the beginning and 211.8MB in the end (delta: 107.0MB). Free memory was 64.8MB in the beginning and 120.7MB in the end (delta: -55.9MB). Peak memory consumption was 91.7MB. Max. memory is 16.1GB. [2021-11-19 14:00:17,505 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 104.9MB. Free memory is still 57.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 9012.42ms. Allocated memory was 104.9MB in the beginning and 211.8MB in the end (delta: 107.0MB). Free memory was 64.8MB in the beginning and 120.7MB in the end (delta: -55.9MB). Peak memory consumption was 91.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 7082]: 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_3a0bb7cc-b1d4-40cf-9115-aab6c8d42631/bin/utaipan-UbGMyvGFUs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a0bb7cc-b1d4-40cf-9115-aab6c8d42631/bin/utaipan-UbGMyvGFUs/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a0bb7cc-b1d4-40cf-9115-aab6c8d42631/bin/utaipan-UbGMyvGFUs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a0bb7cc-b1d4-40cf-9115-aab6c8d42631/bin/utaipan-UbGMyvGFUs/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-marvell-sky2.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a0bb7cc-b1d4-40cf-9115-aab6c8d42631/bin/utaipan-UbGMyvGFUs/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a0bb7cc-b1d4-40cf-9115-aab6c8d42631/bin/utaipan-UbGMyvGFUs --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 420f46e1636dc611874a0bbfeb0e9dd74d5fb59c9c42275d858865fbb83330f0 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-0f8a17c [2021-11-19 14:00:20,167 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-19 14:00:20,171 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-19 14:00:20,235 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-19 14:00:20,236 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-19 14:00:20,241 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-19 14:00:20,243 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-19 14:00:20,246 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-19 14:00:20,248 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-19 14:00:20,250 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-19 14:00:20,251 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-19 14:00:20,253 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-19 14:00:20,254 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-19 14:00:20,255 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-19 14:00:20,257 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-19 14:00:20,259 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-19 14:00:20,260 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-19 14:00:20,262 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-19 14:00:20,265 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-19 14:00:20,268 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-19 14:00:20,270 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-19 14:00:20,272 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-19 14:00:20,274 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-19 14:00:20,275 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-19 14:00:20,280 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-19 14:00:20,281 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-19 14:00:20,281 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-19 14:00:20,283 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-19 14:00:20,283 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-19 14:00:20,285 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-19 14:00:20,285 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-19 14:00:20,287 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-19 14:00:20,288 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-19 14:00:20,289 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-19 14:00:20,291 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-19 14:00:20,291 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-19 14:00:20,292 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-19 14:00:20,309 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-19 14:00:20,310 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-19 14:00:20,311 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-19 14:00:20,312 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-19 14:00:20,313 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a0bb7cc-b1d4-40cf-9115-aab6c8d42631/bin/utaipan-UbGMyvGFUs/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-19 14:00:20,341 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-19 14:00:20,342 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-19 14:00:20,343 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-19 14:00:20,343 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-19 14:00:20,343 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-19 14:00:20,344 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-19 14:00:20,344 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-19 14:00:20,344 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-19 14:00:20,344 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-19 14:00:20,345 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-19 14:00:20,346 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-19 14:00:20,346 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-19 14:00:20,346 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-19 14:00:20,347 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-19 14:00:20,347 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-19 14:00:20,347 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-19 14:00:20,347 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-19 14:00:20,348 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-19 14:00:20,348 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-19 14:00:20,348 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-19 14:00:20,349 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-19 14:00:20,349 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-19 14:00:20,349 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-19 14:00:20,350 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-19 14:00:20,350 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-19 14:00:20,350 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-19 14:00:20,350 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-19 14:00:20,351 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-19 14:00:20,351 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-19 14:00:20,351 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-19 14:00:20,352 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-19 14:00:20,352 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-19 14:00:20,352 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-19 14:00:20,352 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_3a0bb7cc-b1d4-40cf-9115-aab6c8d42631/bin/utaipan-UbGMyvGFUs/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a0bb7cc-b1d4-40cf-9115-aab6c8d42631/bin/utaipan-UbGMyvGFUs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 420f46e1636dc611874a0bbfeb0e9dd74d5fb59c9c42275d858865fbb83330f0 [2021-11-19 14:00:20,780 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-19 14:00:20,810 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-19 14:00:20,813 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-19 14:00:20,814 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-19 14:00:20,815 INFO L275 PluginConnector]: CDTParser initialized [2021-11-19 14:00:20,817 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a0bb7cc-b1d4-40cf-9115-aab6c8d42631/bin/utaipan-UbGMyvGFUs/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-marvell-sky2.cil.i [2021-11-19 14:00:20,896 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a0bb7cc-b1d4-40cf-9115-aab6c8d42631/bin/utaipan-UbGMyvGFUs/data/461600566/5f4b2af8bbbf47ae9a1673ad753196ef/FLAG18bd61972 [2021-11-19 14:00:22,331 INFO L306 CDTParser]: Found 1 translation units. [2021-11-19 14:00:22,331 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a0bb7cc-b1d4-40cf-9115-aab6c8d42631/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-marvell-sky2.cil.i [2021-11-19 14:00:22,450 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a0bb7cc-b1d4-40cf-9115-aab6c8d42631/bin/utaipan-UbGMyvGFUs/data/461600566/5f4b2af8bbbf47ae9a1673ad753196ef/FLAG18bd61972 [2021-11-19 14:00:22,937 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a0bb7cc-b1d4-40cf-9115-aab6c8d42631/bin/utaipan-UbGMyvGFUs/data/461600566/5f4b2af8bbbf47ae9a1673ad753196ef [2021-11-19 14:00:22,940 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-19 14:00:22,942 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-19 14:00:22,943 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-19 14:00:22,944 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-19 14:00:22,949 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-19 14:00:22,950 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:00:22" (1/1) ... [2021-11-19 14:00:22,952 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11ca896d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:00:22, skipping insertion in model container [2021-11-19 14:00:22,952 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:00:22" (1/1) ... [2021-11-19 14:00:22,966 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-19 14:00:23,212 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-19 14:00:31,908 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a0bb7cc-b1d4-40cf-9115-aab6c8d42631/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-marvell-sky2.cil.i[598078,598091] [2021-11-19 14:00:31,911 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a0bb7cc-b1d4-40cf-9115-aab6c8d42631/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-marvell-sky2.cil.i[598223,598236] [2021-11-19 14:00:31,972 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-19 14:00:32,108 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-19 14:00:32,229 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-19 14:00:32,960 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a0bb7cc-b1d4-40cf-9115-aab6c8d42631/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-marvell-sky2.cil.i[598078,598091] [2021-11-19 14:00:32,961 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a0bb7cc-b1d4-40cf-9115-aab6c8d42631/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-marvell-sky2.cil.i[598223,598236] [2021-11-19 14:00:32,971 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-19 14:00:33,039 INFO L203 MainTranslator]: Completed pre-run [2021-11-19 14:00:34,204 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a0bb7cc-b1d4-40cf-9115-aab6c8d42631/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-marvell-sky2.cil.i[598078,598091] [2021-11-19 14:00:34,205 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a0bb7cc-b1d4-40cf-9115-aab6c8d42631/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-marvell-sky2.cil.i[598223,598236] [2021-11-19 14:00:34,216 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-19 14:00:34,775 INFO L208 MainTranslator]: Completed translation [2021-11-19 14:00:34,775 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:00:34 WrapperNode [2021-11-19 14:00:34,776 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-19 14:00:34,777 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-19 14:00:34,778 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-19 14:00:34,778 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-19 14:00:34,786 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:00:34" (1/1) ... [2021-11-19 14:00:34,956 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:00:34" (1/1) ... [2021-11-19 14:00:35,337 INFO L137 Inliner]: procedures = 836, calls = 5772, calls flagged for inlining = 428, calls inlined = 368, statements flattened = 11152 [2021-11-19 14:00:35,338 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-19 14:00:35,339 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-19 14:00:35,339 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-19 14:00:35,339 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-19 14:00:35,350 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:00:34" (1/1) ... [2021-11-19 14:00:35,351 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:00:34" (1/1) ... [2021-11-19 14:00:35,424 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:00:34" (1/1) ... [2021-11-19 14:00:35,425 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:00:34" (1/1) ... [2021-11-19 14:00:35,671 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:00:34" (1/1) ... [2021-11-19 14:00:35,715 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:00:34" (1/1) ... [2021-11-19 14:00:35,792 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:00:34" (1/1) ... [2021-11-19 14:00:35,859 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-19 14:00:35,861 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-19 14:00:35,861 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-19 14:00:35,861 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-19 14:00:35,862 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:00:34" (1/1) ... [2021-11-19 14:00:35,871 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-19 14:00:35,885 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a0bb7cc-b1d4-40cf-9115-aab6c8d42631/bin/utaipan-UbGMyvGFUs/z3 [2021-11-19 14:00:35,903 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a0bb7cc-b1d4-40cf-9115-aab6c8d42631/bin/utaipan-UbGMyvGFUs/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-19 14:00:35,923 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a0bb7cc-b1d4-40cf-9115-aab6c8d42631/bin/utaipan-UbGMyvGFUs/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-19 14:00:35,963 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-11-19 14:00:35,963 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-11-19 14:00:35,963 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_remove [2021-11-19 14:00:35,963 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_remove [2021-11-19 14:00:35,964 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_led [2021-11-19 14:00:35,964 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_led [2021-11-19 14:00:35,964 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_alloc_rx_skbs [2021-11-19 14:00:35,964 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_alloc_rx_skbs [2021-11-19 14:00:35,965 INFO L130 BoogieDeclarations]: Found specification of procedure rx_set_rss [2021-11-19 14:00:35,965 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_set_rss [2021-11-19 14:00:35,965 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_power_aux [2021-11-19 14:00:35,965 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_power_aux [2021-11-19 14:00:35,965 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-11-19 14:00:35,966 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-11-19 14:00:35,966 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_toio [2021-11-19 14:00:35,966 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_toio [2021-11-19 14:00:35,966 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-11-19 14:00:35,967 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-11-19 14:00:35,967 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_add_filter [2021-11-19 14:00:35,967 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_add_filter [2021-11-19 14:00:35,967 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2021-11-19 14:00:35,967 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2021-11-19 14:00:35,968 INFO L130 BoogieDeclarations]: Found specification of procedure PageTail [2021-11-19 14:00:35,968 INFO L138 BoogieDeclarations]: Found implementation of procedure PageTail [2021-11-19 14:00:35,968 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size_set [2021-11-19 14:00:35,968 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size_set [2021-11-19 14:00:35,969 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-11-19 14:00:35,969 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-11-19 14:00:35,969 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-11-19 14:00:35,969 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-11-19 14:00:35,969 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_init_netdev [2021-11-19 14:00:35,970 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_init_netdev [2021-11-19 14:00:35,970 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2021-11-19 14:00:35,970 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2021-11-19 14:00:35,970 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2021-11-19 14:00:35,971 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2021-11-19 14:00:35,971 INFO L130 BoogieDeclarations]: Found specification of procedure netif_schedule_queue [2021-11-19 14:00:35,971 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_schedule_queue [2021-11-19 14:00:35,971 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_get_regs_len [2021-11-19 14:00:35,972 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_get_regs_len [2021-11-19 14:00:35,972 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-11-19 14:00:35,972 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-11-19 14:00:35,972 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_update [2021-11-19 14:00:35,972 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_update [2021-11-19 14:00:35,973 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-11-19 14:00:35,973 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-11-19 14:00:35,973 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-11-19 14:00:35,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-11-19 14:00:35,974 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_ramset [2021-11-19 14:00:35,974 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_ramset [2021-11-19 14:00:35,974 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~C_ULONG~X~C_ULONG~X~C_INT~X~$Pointer$~TO~~dma_addr_t~0 [2021-11-19 14:00:35,974 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~C_ULONG~X~C_ULONG~X~C_INT~X~$Pointer$~TO~~dma_addr_t~0 [2021-11-19 14:00:35,975 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_update_features [2021-11-19 14:00:35,975 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_update_features [2021-11-19 14:00:35,975 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_netpoll [2021-11-19 14:00:35,975 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_netpoll [2021-11-19 14:00:35,975 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2021-11-19 14:00:35,976 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2021-11-19 14:00:35,976 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-11-19 14:00:35,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-11-19 14:00:35,976 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2021-11-19 14:00:35,977 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2021-11-19 14:00:35,977 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2021-11-19 14:00:35,977 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2021-11-19 14:00:35,977 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2021-11-19 14:00:35,978 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2021-11-19 14:00:35,978 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-11-19 14:00:35,978 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-11-19 14:00:35,978 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_lock [2021-11-19 14:00:35,978 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_lock [2021-11-19 14:00:35,979 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2021-11-19 14:00:35,979 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2021-11-19 14:00:35,979 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-19 14:00:35,979 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2021-11-19 14:00:35,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2021-11-19 14:00:35,980 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2021-11-19 14:00:35,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2021-11-19 14:00:35,980 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_add [2021-11-19 14:00:35,980 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_add [2021-11-19 14:00:35,981 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2021-11-19 14:00:35,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2021-11-19 14:00:35,981 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_3 [2021-11-19 14:00:35,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_3 [2021-11-19 14:00:35,982 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2021-11-19 14:00:35,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2021-11-19 14:00:35,982 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev [2021-11-19 14:00:35,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev [2021-11-19 14:00:35,982 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_5 [2021-11-19 14:00:35,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_5 [2021-11-19 14:00:35,983 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2021-11-19 14:00:35,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2021-11-19 14:00:35,983 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-19 14:00:35,984 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_map_skb [2021-11-19 14:00:35,984 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_map_skb [2021-11-19 14:00:35,984 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_resume [2021-11-19 14:00:35,984 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_resume [2021-11-19 14:00:35,984 INFO L130 BoogieDeclarations]: Found specification of procedure roundup_ring_size [2021-11-19 14:00:35,985 INFO L138 BoogieDeclarations]: Found implementation of procedure roundup_ring_size [2021-11-19 14:00:35,985 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-19 14:00:35,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-19 14:00:35,985 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-11-19 14:00:35,985 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-11-19 14:00:35,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-19 14:00:35,986 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-19 14:00:35,986 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_pci_read32 [2021-11-19 14:00:35,986 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_pci_read32 [2021-11-19 14:00:35,987 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-11-19 14:00:35,987 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-11-19 14:00:35,987 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~C_ULONG~X~C_INT~X~$Pointer$~TO~VOID [2021-11-19 14:00:35,987 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~C_ULONG~X~C_INT~X~$Pointer$~TO~VOID [2021-11-19 14:00:35,987 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_disable [2021-11-19 14:00:35,988 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_disable [2021-11-19 14:00:35,988 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_clean [2021-11-19 14:00:35,988 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_clean [2021-11-19 14:00:35,988 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2021-11-19 14:00:35,990 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2021-11-19 14:00:35,991 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-11-19 14:00:35,991 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-11-19 14:00:35,992 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_hw_down [2021-11-19 14:00:35,998 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_hw_down [2021-11-19 14:00:35,998 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2021-11-19 14:00:35,998 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2021-11-19 14:00:35,998 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_phy_reinit [2021-11-19 14:00:35,998 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_phy_reinit [2021-11-19 14:00:35,999 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-11-19 14:00:35,999 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-11-19 14:00:35,999 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_pci_read16 [2021-11-19 14:00:35,999 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_pci_read16 [2021-11-19 14:00:35,999 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-19 14:00:35,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-19 14:00:36,000 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_pci_write16 [2021-11-19 14:00:36,000 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_pci_write16 [2021-11-19 14:00:36,000 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-11-19 14:00:36,000 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-11-19 14:00:36,000 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_free_buffers [2021-11-19 14:00:36,001 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_free_buffers [2021-11-19 14:00:36,001 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-11-19 14:00:36,001 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-11-19 14:00:36,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-19 14:00:36,001 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2021-11-19 14:00:36,001 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2021-11-19 14:00:36,001 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_fromio [2021-11-19 14:00:36,002 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_fromio [2021-11-19 14:00:36,002 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-11-19 14:00:36,002 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-11-19 14:00:36,002 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_read32 [2021-11-19 14:00:36,002 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_read32 [2021-11-19 14:00:36,002 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2021-11-19 14:00:36,003 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_set_multicast [2021-11-19 14:00:36,003 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_set_multicast [2021-11-19 14:00:36,003 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2021-11-19 14:00:36,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2021-11-19 14:00:36,003 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_prefetch_init [2021-11-19 14:00:36,003 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_prefetch_init [2021-11-19 14:00:36,004 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_reset [2021-11-19 14:00:36,004 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_reset [2021-11-19 14:00:36,004 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2021-11-19 14:00:36,004 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2021-11-19 14:00:36,004 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdr [2021-11-19 14:00:36,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdr [2021-11-19 14:00:36,005 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2021-11-19 14:00:36,005 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2021-11-19 14:00:36,005 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_phy_lock_of_sky2_port [2021-11-19 14:00:36,005 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_phy_lock_of_sky2_port [2021-11-19 14:00:36,005 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-19 14:00:36,005 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-19 14:00:36,006 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2021-11-19 14:00:36,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2021-11-19 14:00:36,006 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2021-11-19 14:00:36,006 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2021-11-19 14:00:36,006 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_vpd_wait [2021-11-19 14:00:36,006 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_vpd_wait [2021-11-19 14:00:36,007 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2021-11-19 14:00:36,007 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2021-11-19 14:00:36,007 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_shutdown [2021-11-19 14:00:36,007 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_shutdown [2021-11-19 14:00:36,007 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_read16 [2021-11-19 14:00:36,007 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_read16 [2021-11-19 14:00:36,007 INFO L130 BoogieDeclarations]: Found specification of procedure get_tx_le [2021-11-19 14:00:36,008 INFO L138 BoogieDeclarations]: Found implementation of procedure get_tx_le [2021-11-19 14:00:36,008 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_stop [2021-11-19 14:00:36,008 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_stop [2021-11-19 14:00:36,008 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-19 14:00:36,008 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-11-19 14:00:36,008 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-11-19 14:00:36,011 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-19 14:00:36,011 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_all_down [2021-11-19 14:00:36,011 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_all_down [2021-11-19 14:00:36,012 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2021-11-19 14:00:36,012 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2021-11-19 14:00:36,012 INFO L130 BoogieDeclarations]: Found specification of procedure __gm_phy_read [2021-11-19 14:00:36,012 INFO L138 BoogieDeclarations]: Found implementation of procedure __gm_phy_read [2021-11-19 14:00:36,012 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-11-19 14:00:36,012 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-11-19 14:00:36,012 INFO L130 BoogieDeclarations]: Found specification of procedure pci_find_capability [2021-11-19 14:00:36,013 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_find_capability [2021-11-19 14:00:36,013 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-19 14:00:36,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-19 14:00:36,013 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_103 [2021-11-19 14:00:36,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_103 [2021-11-19 14:00:36,013 INFO L130 BoogieDeclarations]: Found specification of procedure gma_write16 [2021-11-19 14:00:36,014 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_write16 [2021-11-19 14:00:36,014 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2021-11-19 14:00:36,014 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2021-11-19 14:00:36,014 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_next_rx [2021-11-19 14:00:36,014 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_next_rx [2021-11-19 14:00:36,014 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2021-11-19 14:00:36,014 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2021-11-19 14:00:36,015 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_irq [2021-11-19 14:00:36,015 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_irq [2021-11-19 14:00:36,015 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_get_eeprom_len [2021-11-19 14:00:36,015 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_get_eeprom_len [2021-11-19 14:00:36,015 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_INT [2021-11-19 14:00:36,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_INT [2021-11-19 14:00:36,016 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-11-19 14:00:36,016 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-11-19 14:00:36,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-19 14:00:36,016 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_us2clk [2021-11-19 14:00:36,016 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_us2clk [2021-11-19 14:00:36,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-11-19 14:00:36,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-11-19 14:00:36,017 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-11-19 14:00:36,017 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-19 14:00:36,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-19 14:00:36,017 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_retry_bh [2021-11-19 14:00:36,017 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_retry_bh [2021-11-19 14:00:36,017 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2021-11-19 14:00:36,018 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2021-11-19 14:00:36,018 INFO L130 BoogieDeclarations]: Found specification of procedure device_may_wakeup [2021-11-19 14:00:36,018 INFO L138 BoogieDeclarations]: Found implementation of procedure device_may_wakeup [2021-11-19 14:00:36,018 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_6 [2021-11-19 14:00:36,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_6 [2021-11-19 14:00:36,018 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msi [2021-11-19 14:00:36,018 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msi [2021-11-19 14:00:36,019 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_qset [2021-11-19 14:00:36,019 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_qset [2021-11-19 14:00:36,019 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_mhz [2021-11-19 14:00:36,019 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_mhz [2021-11-19 14:00:36,022 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2021-11-19 14:00:36,023 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2021-11-19 14:00:36,023 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-19 14:00:36,023 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-19 14:00:36,024 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_page [2021-11-19 14:00:36,025 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_page [2021-11-19 14:00:36,025 INFO L130 BoogieDeclarations]: Found specification of procedure get_stats32 [2021-11-19 14:00:36,025 INFO L138 BoogieDeclarations]: Found implementation of procedure get_stats32 [2021-11-19 14:00:36,026 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-19 14:00:36,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-19 14:00:36,027 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-11-19 14:00:36,028 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-11-19 14:00:36,028 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_supported_modes [2021-11-19 14:00:36,028 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_supported_modes [2021-11-19 14:00:36,028 INFO L130 BoogieDeclarations]: Found specification of procedure gm_phy_read [2021-11-19 14:00:36,028 INFO L138 BoogieDeclarations]: Found implementation of procedure gm_phy_read [2021-11-19 14:00:36,028 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_alloc [2021-11-19 14:00:36,028 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_alloc [2021-11-19 14:00:36,029 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~C_INT~structend~~TO~C_INT [2021-11-19 14:00:36,029 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~C_INT~structend~~TO~C_INT [2021-11-19 14:00:36,029 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2021-11-19 14:00:36,029 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2021-11-19 14:00:36,029 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_unlock [2021-11-19 14:00:36,029 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_unlock [2021-11-19 14:00:36,029 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-11-19 14:00:36,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-11-19 14:00:36,030 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_show_addr [2021-11-19 14:00:36,030 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_show_addr [2021-11-19 14:00:36,030 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-11-19 14:00:36,030 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-11-19 14:00:36,030 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_close [2021-11-19 14:00:36,030 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_close [2021-11-19 14:00:36,031 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-11-19 14:00:36,031 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-11-19 14:00:36,031 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-19 14:00:36,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-19 14:00:36,031 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_start [2021-11-19 14:00:36,031 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_start [2021-11-19 14:00:36,031 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-19 14:00:36,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-11-19 14:00:36,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-19 14:00:36,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-19 14:00:36,032 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove [2021-11-19 14:00:36,032 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove [2021-11-19 14:00:36,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-19 14:00:36,032 INFO L130 BoogieDeclarations]: Found specification of procedure get_stats64 [2021-11-19 14:00:36,033 INFO L138 BoogieDeclarations]: Found implementation of procedure get_stats64 [2021-11-19 14:00:36,033 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2021-11-19 14:00:36,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2021-11-19 14:00:36,033 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2021-11-19 14:00:36,033 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2021-11-19 14:00:36,033 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-11-19 14:00:36,033 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-11-19 14:00:36,034 INFO L130 BoogieDeclarations]: Found specification of procedure pci_is_pcie [2021-11-19 14:00:36,034 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_is_pcie [2021-11-19 14:00:36,034 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2021-11-19 14:00:36,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2021-11-19 14:00:36,034 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-11-19 14:00:36,034 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-11-19 14:00:36,034 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2021-11-19 14:00:36,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2021-11-19 14:00:36,035 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-19 14:00:36,035 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-19 14:00:36,035 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2021-11-19 14:00:36,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2021-11-19 14:00:36,035 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2021-11-19 14:00:36,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2021-11-19 14:00:36,036 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_hw_up [2021-11-19 14:00:36,036 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_hw_up [2021-11-19 14:00:36,036 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-11-19 14:00:36,036 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-11-19 14:00:36,036 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_tx_unmap [2021-11-19 14:00:36,036 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_tx_unmap [2021-11-19 14:00:36,036 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_put_idx [2021-11-19 14:00:36,037 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_put_idx [2021-11-19 14:00:36,037 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-11-19 14:00:36,037 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-11-19 14:00:36,037 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-19 14:00:36,037 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-19 14:00:36,037 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-11-19 14:00:36,037 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_dma_map [2021-11-19 14:00:36,038 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_dma_map [2021-11-19 14:00:36,038 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2021-11-19 14:00:36,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2021-11-19 14:00:36,038 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_INT~X~$Pointer$~TO~C_INT [2021-11-19 14:00:36,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_INT~X~$Pointer$~TO~C_INT [2021-11-19 14:00:36,038 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2021-11-19 14:00:36,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2021-11-19 14:00:36,038 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_phy_power_up [2021-11-19 14:00:36,039 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_phy_power_up [2021-11-19 14:00:36,039 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_phy_init [2021-11-19 14:00:36,039 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_phy_init [2021-11-19 14:00:36,039 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2021-11-19 14:00:36,039 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2021-11-19 14:00:36,039 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_tx_complete [2021-11-19 14:00:36,039 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_tx_complete [2021-11-19 14:00:36,040 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_begin_bh [2021-11-19 14:00:36,040 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_begin_bh [2021-11-19 14:00:36,040 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2021-11-19 14:00:36,040 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2021-11-19 14:00:36,040 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-11-19 14:00:36,040 INFO L130 BoogieDeclarations]: Found specification of procedure gma_read16 [2021-11-19 14:00:36,040 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_read16 [2021-11-19 14:00:36,040 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-19 14:00:36,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-19 14:00:36,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-19 14:00:36,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-19 14:00:36,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-19 14:00:36,041 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-19 14:00:36,041 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-19 14:00:36,041 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_all_up [2021-11-19 14:00:36,042 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_all_up [2021-11-19 14:00:36,042 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_tx_timeout [2021-11-19 14:00:36,042 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_tx_timeout [2021-11-19 14:00:36,042 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2021-11-19 14:00:36,042 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2021-11-19 14:00:36,042 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_wol_supported [2021-11-19 14:00:36,042 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_wol_supported [2021-11-19 14:00:36,043 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_pci_write32 [2021-11-19 14:00:36,043 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_pci_write32 [2021-11-19 14:00:36,043 INFO L130 BoogieDeclarations]: Found specification of procedure seq_read [2021-11-19 14:00:36,043 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_read [2021-11-19 14:00:36,043 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_submit [2021-11-19 14:00:36,043 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_submit [2021-11-19 14:00:36,043 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2021-11-19 14:00:36,044 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2021-11-19 14:00:36,044 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2021-11-19 14:00:36,048 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2021-11-19 14:00:36,048 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_vlan_mode [2021-11-19 14:00:36,048 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_vlan_mode [2021-11-19 14:00:36,049 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_read8 [2021-11-19 14:00:36,049 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_read8 [2021-11-19 14:00:36,050 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_update_begin [2021-11-19 14:00:36,050 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_update_begin [2021-11-19 14:00:36,050 INFO L130 BoogieDeclarations]: Found specification of procedure gma_read32 [2021-11-19 14:00:36,050 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_read32 [2021-11-19 14:00:36,051 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_phy_lock_of_sky2_port [2021-11-19 14:00:36,051 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_phy_lock_of_sky2_port [2021-11-19 14:00:36,052 INFO L130 BoogieDeclarations]: Found specification of procedure gma_set_addr [2021-11-19 14:00:36,052 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_set_addr [2021-11-19 14:00:36,052 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2021-11-19 14:00:36,052 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2021-11-19 14:00:36,052 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2021-11-19 14:00:36,052 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2021-11-19 14:00:36,052 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2021-11-19 14:00:36,057 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2021-11-19 14:00:36,057 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-11-19 14:00:36,057 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-11-19 14:00:36,058 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-19 14:00:36,058 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-19 14:00:36,058 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-19 14:00:36,058 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-19 14:00:36,058 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-19 14:00:36,058 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_nway_reset [2021-11-19 14:00:36,058 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_nway_reset [2021-11-19 14:00:36,059 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2021-11-19 14:00:36,059 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2021-11-19 14:00:36,059 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2021-11-19 14:00:36,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2021-11-19 14:00:36,059 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2021-11-19 14:00:36,059 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2021-11-19 14:00:36,059 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2021-11-19 14:00:36,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2021-11-19 14:00:36,060 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-11-19 14:00:36,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-11-19 14:00:36,060 INFO L130 BoogieDeclarations]: Found specification of procedure tx_avail [2021-11-19 14:00:36,060 INFO L138 BoogieDeclarations]: Found implementation of procedure tx_avail [2021-11-19 14:00:36,060 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_unmap_skb [2021-11-19 14:00:36,060 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_unmap_skb [2021-11-19 14:00:36,060 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2021-11-19 14:00:36,061 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2021-11-19 14:00:36,061 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_clk2us [2021-11-19 14:00:36,061 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_clk2us [2021-11-19 14:00:36,061 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_set_tx_stfwd [2021-11-19 14:00:36,061 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_set_tx_stfwd [2021-11-19 14:00:36,061 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_enable_rx_tx [2021-11-19 14:00:36,061 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_enable_rx_tx [2021-11-19 14:00:36,062 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-11-19 14:00:36,062 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-11-19 14:00:36,062 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_page [2021-11-19 14:00:36,062 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_page [2021-11-19 14:00:36,062 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_sky2_cleanup_module_22_2 [2021-11-19 14:00:36,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_sky2_cleanup_module_22_2 [2021-11-19 14:00:36,062 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2021-11-19 14:00:36,063 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2021-11-19 14:00:36,063 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_setup_irq [2021-11-19 14:00:36,063 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_setup_irq [2021-11-19 14:00:36,063 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-19 14:00:36,063 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-19 14:00:36,063 INFO L130 BoogieDeclarations]: Found specification of procedure net_ratelimit [2021-11-19 14:00:36,063 INFO L138 BoogieDeclarations]: Found implementation of procedure net_ratelimit [2021-11-19 14:00:36,064 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_is_copper [2021-11-19 14:00:36,064 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_is_copper [2021-11-19 14:00:36,064 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-11-19 14:00:36,064 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-11-19 14:00:36,064 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_suspend [2021-11-19 14:00:36,064 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_suspend [2021-11-19 14:00:36,064 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_104 [2021-11-19 14:00:36,065 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_104 [2021-11-19 14:00:36,065 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_6 [2021-11-19 14:00:36,065 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_6 [2021-11-19 14:00:36,065 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2021-11-19 14:00:36,065 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2021-11-19 14:00:36,065 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_write16 [2021-11-19 14:00:36,065 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_write16 [2021-11-19 14:00:36,065 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-11-19 14:00:36,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-11-19 14:00:36,066 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2021-11-19 14:00:36,066 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2021-11-19 14:00:36,066 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_write8 [2021-11-19 14:00:36,066 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_write8 [2021-11-19 14:00:36,066 INFO L130 BoogieDeclarations]: Found specification of procedure gm_phy_write [2021-11-19 14:00:36,066 INFO L138 BoogieDeclarations]: Found implementation of procedure gm_phy_write [2021-11-19 14:00:36,067 INFO L130 BoogieDeclarations]: Found specification of procedure dql_avail [2021-11-19 14:00:36,067 INFO L138 BoogieDeclarations]: Found implementation of procedure dql_avail [2021-11-19 14:00:36,067 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-11-19 14:00:36,067 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-11-19 14:00:36,067 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_write32 [2021-11-19 14:00:36,067 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_write32 [2021-11-19 14:00:36,067 INFO L130 BoogieDeclarations]: Found specification of procedure gma_read64 [2021-11-19 14:00:36,068 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_read64 [2021-11-19 14:00:36,068 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-11-19 14:00:36,068 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-11-19 14:00:36,068 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2021-11-19 14:00:36,068 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2021-11-19 14:00:36,068 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_open [2021-11-19 14:00:36,068 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_open [2021-11-19 14:00:36,068 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2021-11-19 14:00:37,781 INFO L236 CfgBuilder]: Building ICFG [2021-11-19 14:00:37,791 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-19 14:00:38,070 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-19 14:01:54,130 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2021-11-19 14:01:54,334 INFO L277 CfgBuilder]: Performing block encoding [2021-11-19 14:01:54,385 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-19 14:01:54,385 INFO L301 CfgBuilder]: Removed 11 assume(true) statements. [2021-11-19 14:01:54,395 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:01:54 BoogieIcfgContainer [2021-11-19 14:01:54,395 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-19 14:01:54,397 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-19 14:01:54,398 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-19 14:01:54,401 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-19 14:01:54,401 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 02:00:22" (1/3) ... [2021-11-19 14:01:54,402 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ecff794 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 02:01:54, skipping insertion in model container [2021-11-19 14:01:54,403 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:00:34" (2/3) ... [2021-11-19 14:01:54,403 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ecff794 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 02:01:54, skipping insertion in model container [2021-11-19 14:01:54,403 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:01:54" (3/3) ... [2021-11-19 14:01:54,405 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-marvell-sky2.cil.i [2021-11-19 14:01:54,412 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-19 14:01:54,412 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-19 14:01:54,491 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-19 14:01:54,499 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-19 14:01:54,499 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-19 14:01:54,615 INFO L276 IsEmpty]: Start isEmpty. Operand has 4386 states, 2922 states have (on average 1.2936344969199178) internal successors, (3780), 3001 states have internal predecessors, (3780), 1249 states have call successors, (1249), 216 states have call predecessors, (1249), 215 states have return successors, (1239), 1214 states have call predecessors, (1239), 1239 states have call successors, (1239) [2021-11-19 14:01:54,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 435 [2021-11-19 14:01:54,690 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:01:54,692 INFO L514 BasicCegarLoop]: trace histogram [33, 33, 32, 32, 32, 32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:01:54,693 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 14:01:54,699 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:01:54,700 INFO L85 PathProgramCache]: Analyzing trace with hash 675098118, now seen corresponding path program 1 times [2021-11-19 14:01:54,728 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:01:54,728 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1294727450] [2021-11-19 14:01:54,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:01:54,730 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:01:54,730 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a0bb7cc-b1d4-40cf-9115-aab6c8d42631/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:01:54,735 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a0bb7cc-b1d4-40cf-9115-aab6c8d42631/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:01:54,744 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a0bb7cc-b1d4-40cf-9115-aab6c8d42631/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-19 14:02:04,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:02:04,772 INFO L263 TraceCheckSpWp]: Trace formula consists of 5208 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-19 14:02:04,810 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:02:06,723 INFO L134 CoverageAnalysis]: Checked inductivity of 4560 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 4464 trivial. 0 not checked. [2021-11-19 14:02:06,723 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:02:08,526 INFO L134 CoverageAnalysis]: Checked inductivity of 4560 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4560 trivial. 0 not checked. [2021-11-19 14:02:08,527 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:02:08,528 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1294727450] [2021-11-19 14:02:08,528 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1294727450] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-19 14:02:08,529 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:02:08,529 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-19 14:02:08,532 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [59804773] [2021-11-19 14:02:08,533 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-19 14:02:08,544 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-19 14:02:08,545 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:02:08,790 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-19 14:02:08,791 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-19 14:02:08,806 INFO L87 Difference]: Start difference. First operand has 4386 states, 2922 states have (on average 1.2936344969199178) internal successors, (3780), 3001 states have internal predecessors, (3780), 1249 states have call successors, (1249), 216 states have call predecessors, (1249), 215 states have return successors, (1239), 1214 states have call predecessors, (1239), 1239 states have call successors, (1239) Second operand has 4 states, 4 states have (on average 35.25) internal successors, (141), 4 states have internal predecessors, (141), 4 states have call successors, (51), 3 states have call predecessors, (51), 3 states have return successors, (47), 4 states have call predecessors, (47), 4 states have call successors, (47) [2021-11-19 14:02:10,463 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.63s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 14:02:41,127 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:02:41,127 INFO L93 Difference]: Finished difference Result 16340 states and 23617 transitions. [2021-11-19 14:02:41,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-19 14:02:41,143 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 35.25) internal successors, (141), 4 states have internal predecessors, (141), 4 states have call successors, (51), 3 states have call predecessors, (51), 3 states have return successors, (47), 4 states have call predecessors, (47), 4 states have call successors, (47) Word has length 434 [2021-11-19 14:02:41,146 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:02:41,321 INFO L225 Difference]: With dead ends: 16340 [2021-11-19 14:02:41,321 INFO L226 Difference]: Without dead ends: 11898 [2021-11-19 14:02:41,373 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 866 GetRequests, 864 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-19 14:02:41,380 INFO L933 BasicCegarLoop]: 8338 mSDtfsCounter, 11557 mSDsluCounter, 10837 mSDsCounter, 0 mSdLazyCounter, 2563 mSolverCounterSat, 42 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 29.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11557 SdHoareTripleChecker+Valid, 19175 SdHoareTripleChecker+Invalid, 2605 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 42 IncrementalHoareTripleChecker+Valid, 2563 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 31.1s IncrementalHoareTripleChecker+Time [2021-11-19 14:02:41,384 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [11557 Valid, 19175 Invalid, 2605 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [42 Valid, 2563 Invalid, 0 Unknown, 0 Unchecked, 31.1s Time] [2021-11-19 14:02:41,447 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11898 states. [2021-11-19 14:02:42,542 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11898 to 11892. [2021-11-19 14:02:42,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11892 states, 7914 states have (on average 1.278746525145312) internal successors, (10120), 8132 states have internal predecessors, (10120), 3358 states have call successors, (3358), 619 states have call predecessors, (3358), 619 states have return successors, (3358), 3283 states have call predecessors, (3358), 3358 states have call successors, (3358) [2021-11-19 14:02:42,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11892 states to 11892 states and 16836 transitions. [2021-11-19 14:02:42,728 INFO L78 Accepts]: Start accepts. Automaton has 11892 states and 16836 transitions. Word has length 434 [2021-11-19 14:02:42,737 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:02:42,737 INFO L470 AbstractCegarLoop]: Abstraction has 11892 states and 16836 transitions. [2021-11-19 14:02:42,738 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 35.25) internal successors, (141), 4 states have internal predecessors, (141), 4 states have call successors, (51), 3 states have call predecessors, (51), 3 states have return successors, (47), 4 states have call predecessors, (47), 4 states have call successors, (47) [2021-11-19 14:02:42,739 INFO L276 IsEmpty]: Start isEmpty. Operand 11892 states and 16836 transitions. [2021-11-19 14:02:42,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 436 [2021-11-19 14:02:42,773 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:02:42,774 INFO L514 BasicCegarLoop]: trace histogram [33, 33, 32, 32, 32, 32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:02:42,939 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a0bb7cc-b1d4-40cf-9115-aab6c8d42631/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-19 14:02:42,989 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a0bb7cc-b1d4-40cf-9115-aab6c8d42631/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 14:02:42,990 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 14:02:42,991 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:02:42,991 INFO L85 PathProgramCache]: Analyzing trace with hash 1040188157, now seen corresponding path program 1 times [2021-11-19 14:02:43,004 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:02:43,004 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [244225051] [2021-11-19 14:02:43,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:02:43,005 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:02:43,005 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a0bb7cc-b1d4-40cf-9115-aab6c8d42631/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:02:43,006 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a0bb7cc-b1d4-40cf-9115-aab6c8d42631/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:02:43,056 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a0bb7cc-b1d4-40cf-9115-aab6c8d42631/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-19 14:02:52,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:02:52,858 INFO L263 TraceCheckSpWp]: Trace formula consists of 5209 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-19 14:02:52,879 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:02:54,602 INFO L134 CoverageAnalysis]: Checked inductivity of 4560 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 4464 trivial. 0 not checked. [2021-11-19 14:02:54,602 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:02:56,185 INFO L134 CoverageAnalysis]: Checked inductivity of 4560 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4560 trivial. 0 not checked. [2021-11-19 14:02:56,186 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:02:56,186 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [244225051] [2021-11-19 14:02:56,186 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [244225051] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-19 14:02:56,186 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:02:56,187 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-19 14:02:56,187 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [216424278] [2021-11-19 14:02:56,187 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-19 14:02:56,191 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-19 14:02:56,191 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:02:56,191 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-19 14:02:56,192 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-19 14:02:56,192 INFO L87 Difference]: Start difference. First operand 11892 states and 16836 transitions. Second operand has 4 states, 4 states have (on average 35.75) internal successors, (143), 4 states have internal predecessors, (143), 4 states have call successors, (51), 3 states have call predecessors, (51), 3 states have return successors, (47), 4 states have call predecessors, (47), 4 states have call successors, (47) [2021-11-19 14:02:57,599 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 14:03:26,291 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:03:26,291 INFO L93 Difference]: Finished difference Result 45777 states and 64851 transitions. [2021-11-19 14:03:26,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-19 14:03:26,292 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 35.75) internal successors, (143), 4 states have internal predecessors, (143), 4 states have call successors, (51), 3 states have call predecessors, (51), 3 states have return successors, (47), 4 states have call predecessors, (47), 4 states have call successors, (47) Word has length 435 [2021-11-19 14:03:26,293 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:03:26,552 INFO L225 Difference]: With dead ends: 45777 [2021-11-19 14:03:26,553 INFO L226 Difference]: Without dead ends: 33954 [2021-11-19 14:03:26,655 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 868 GetRequests, 866 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-19 14:03:26,657 INFO L933 BasicCegarLoop]: 10000 mSDtfsCounter, 11653 mSDsluCounter, 11034 mSDsCounter, 0 mSdLazyCounter, 2579 mSolverCounterSat, 66 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 27.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11653 SdHoareTripleChecker+Valid, 21034 SdHoareTripleChecker+Invalid, 2645 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 66 IncrementalHoareTripleChecker+Valid, 2579 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 28.9s IncrementalHoareTripleChecker+Time [2021-11-19 14:03:26,657 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [11653 Valid, 21034 Invalid, 2645 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [66 Valid, 2579 Invalid, 0 Unknown, 0 Unchecked, 28.9s Time] [2021-11-19 14:03:26,719 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33954 states. [2021-11-19 14:03:28,815 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33954 to 33938. [2021-11-19 14:03:28,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33938 states, 22504 states have (on average 1.277817276928546) internal successors, (28756), 23132 states have internal predecessors, (28756), 9628 states have call successors, (9628), 1805 states have call predecessors, (9628), 1805 states have return successors, (9628), 9415 states have call predecessors, (9628), 9628 states have call successors, (9628) [2021-11-19 14:03:29,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33938 states to 33938 states and 48012 transitions. [2021-11-19 14:03:29,202 INFO L78 Accepts]: Start accepts. Automaton has 33938 states and 48012 transitions. Word has length 435 [2021-11-19 14:03:29,204 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:03:29,204 INFO L470 AbstractCegarLoop]: Abstraction has 33938 states and 48012 transitions. [2021-11-19 14:03:29,204 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 35.75) internal successors, (143), 4 states have internal predecessors, (143), 4 states have call successors, (51), 3 states have call predecessors, (51), 3 states have return successors, (47), 4 states have call predecessors, (47), 4 states have call successors, (47) [2021-11-19 14:03:29,204 INFO L276 IsEmpty]: Start isEmpty. Operand 33938 states and 48012 transitions. [2021-11-19 14:03:29,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 463 [2021-11-19 14:03:29,249 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:03:29,249 INFO L514 BasicCegarLoop]: trace histogram [33, 33, 32, 32, 32, 32, 32, 32, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:03:29,381 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a0bb7cc-b1d4-40cf-9115-aab6c8d42631/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (3)] Ended with exit code 0 [2021-11-19 14:03:29,461 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a0bb7cc-b1d4-40cf-9115-aab6c8d42631/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 14:03:29,461 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 14:03:29,462 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:03:29,462 INFO L85 PathProgramCache]: Analyzing trace with hash -898277911, now seen corresponding path program 1 times [2021-11-19 14:03:29,467 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:03:29,467 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [444964130] [2021-11-19 14:03:29,467 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:03:29,468 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:03:29,468 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a0bb7cc-b1d4-40cf-9115-aab6c8d42631/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:03:29,469 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a0bb7cc-b1d4-40cf-9115-aab6c8d42631/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:03:29,470 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a0bb7cc-b1d4-40cf-9115-aab6c8d42631/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-19 14:03:38,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:03:38,970 INFO L263 TraceCheckSpWp]: Trace formula consists of 5263 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-19 14:03:38,986 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:03:41,070 INFO L134 CoverageAnalysis]: Checked inductivity of 4564 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 4468 trivial. 0 not checked. [2021-11-19 14:03:41,071 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:03:42,730 INFO L134 CoverageAnalysis]: Checked inductivity of 4564 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4564 trivial. 0 not checked. [2021-11-19 14:03:42,731 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:03:42,731 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [444964130] [2021-11-19 14:03:42,731 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [444964130] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-19 14:03:42,731 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:03:42,731 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-11-19 14:03:42,732 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1764006843] [2021-11-19 14:03:42,732 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-19 14:03:42,734 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-19 14:03:42,734 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:03:42,734 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-19 14:03:42,735 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-19 14:03:42,735 INFO L87 Difference]: Start difference. First operand 33938 states and 48012 transitions. Second operand has 3 states, 3 states have (on average 51.0) internal successors, (153), 3 states have internal predecessors, (153), 3 states have call successors, (59), 3 states have call predecessors, (59), 3 states have return successors, (55), 3 states have call predecessors, (55), 3 states have call successors, (55) [2021-11-19 14:03:44,229 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.49s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 14:03:47,599 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:03:47,600 INFO L93 Difference]: Finished difference Result 100743 states and 142461 transitions. [2021-11-19 14:03:47,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-19 14:03:47,601 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 51.0) internal successors, (153), 3 states have internal predecessors, (153), 3 states have call successors, (59), 3 states have call predecessors, (59), 3 states have return successors, (55), 3 states have call predecessors, (55), 3 states have call successors, (55) Word has length 462 [2021-11-19 14:03:47,608 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:03:48,549 INFO L225 Difference]: With dead ends: 100743 [2021-11-19 14:03:48,550 INFO L226 Difference]: Without dead ends: 66874 [2021-11-19 14:03:48,883 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 922 GetRequests, 921 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-19 14:03:48,887 INFO L933 BasicCegarLoop]: 8491 mSDtfsCounter, 5835 mSDsluCounter, 6016 mSDsCounter, 0 mSdLazyCounter, 49 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5835 SdHoareTripleChecker+Valid, 14507 SdHoareTripleChecker+Invalid, 62 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 49 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2021-11-19 14:03:48,889 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5835 Valid, 14507 Invalid, 62 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 49 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2021-11-19 14:03:49,038 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66874 states. [2021-11-19 14:03:54,077 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66874 to 66854. [2021-11-19 14:03:54,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 66854 states, 44390 states have (on average 1.2765262446496959) internal successors, (56665), 45637 states have internal predecessors, (56665), 18888 states have call successors, (18888), 3575 states have call predecessors, (18888), 3575 states have return successors, (18888), 18460 states have call predecessors, (18888), 18888 states have call successors, (18888) [2021-11-19 14:03:55,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66854 states to 66854 states and 94441 transitions. [2021-11-19 14:03:55,147 INFO L78 Accepts]: Start accepts. Automaton has 66854 states and 94441 transitions. Word has length 462 [2021-11-19 14:03:55,151 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:03:55,152 INFO L470 AbstractCegarLoop]: Abstraction has 66854 states and 94441 transitions. [2021-11-19 14:03:55,152 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 51.0) internal successors, (153), 3 states have internal predecessors, (153), 3 states have call successors, (59), 3 states have call predecessors, (59), 3 states have return successors, (55), 3 states have call predecessors, (55), 3 states have call successors, (55) [2021-11-19 14:03:55,152 INFO L276 IsEmpty]: Start isEmpty. Operand 66854 states and 94441 transitions. [2021-11-19 14:03:55,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 485 [2021-11-19 14:03:55,225 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:03:55,227 INFO L514 BasicCegarLoop]: trace histogram [34, 34, 32, 32, 32, 32, 32, 32, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:03:55,395 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a0bb7cc-b1d4-40cf-9115-aab6c8d42631/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-11-19 14:03:55,453 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a0bb7cc-b1d4-40cf-9115-aab6c8d42631/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 14:03:55,454 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 14:03:55,454 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:03:55,455 INFO L85 PathProgramCache]: Analyzing trace with hash 41640173, now seen corresponding path program 1 times [2021-11-19 14:03:55,464 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:03:55,464 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [641339311] [2021-11-19 14:03:55,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:03:55,465 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:03:55,465 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a0bb7cc-b1d4-40cf-9115-aab6c8d42631/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:03:55,466 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a0bb7cc-b1d4-40cf-9115-aab6c8d42631/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:03:55,485 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a0bb7cc-b1d4-40cf-9115-aab6c8d42631/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-19 14:04:04,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:04:04,861 INFO L263 TraceCheckSpWp]: Trace formula consists of 5293 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-19 14:04:04,874 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:04:06,681 INFO L134 CoverageAnalysis]: Checked inductivity of 4674 backedges. 198 proven. 0 refuted. 0 times theorem prover too weak. 4476 trivial. 0 not checked. [2021-11-19 14:04:06,681 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:04:08,215 INFO L134 CoverageAnalysis]: Checked inductivity of 4674 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 4671 trivial. 0 not checked. [2021-11-19 14:04:08,216 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:04:08,216 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [641339311] [2021-11-19 14:04:08,216 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [641339311] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-19 14:04:08,216 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:04:08,216 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-19 14:04:08,217 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [326180169] [2021-11-19 14:04:08,217 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-19 14:04:08,220 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-19 14:04:08,220 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:04:08,221 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-19 14:04:08,221 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-19 14:04:08,221 INFO L87 Difference]: Start difference. First operand 66854 states and 94441 transitions. Second operand has 4 states, 4 states have (on average 44.5) internal successors, (178), 4 states have internal predecessors, (178), 4 states have call successors, (63), 3 states have call predecessors, (63), 3 states have return successors, (59), 4 states have call predecessors, (59), 4 states have call successors, (59) [2021-11-19 14:04:09,577 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 14:04:37,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:04:37,840 INFO L93 Difference]: Finished difference Result 202857 states and 286276 transitions. [2021-11-19 14:04:37,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-19 14:04:37,841 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 44.5) internal successors, (178), 4 states have internal predecessors, (178), 4 states have call successors, (63), 3 states have call predecessors, (63), 3 states have return successors, (59), 4 states have call predecessors, (59), 4 states have call successors, (59) Word has length 484 [2021-11-19 14:04:37,845 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:04:38,778 INFO L225 Difference]: With dead ends: 202857 [2021-11-19 14:04:38,779 INFO L226 Difference]: Without dead ends: 136072 [2021-11-19 14:04:39,063 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 966 GetRequests, 964 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-19 14:04:39,067 INFO L933 BasicCegarLoop]: 8839 mSDtfsCounter, 10267 mSDsluCounter, 10597 mSDsCounter, 0 mSdLazyCounter, 2440 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 23.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10267 SdHoareTripleChecker+Valid, 19436 SdHoareTripleChecker+Invalid, 2459 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 2440 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 24.9s IncrementalHoareTripleChecker+Time [2021-11-19 14:04:39,068 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10267 Valid, 19436 Invalid, 2459 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [19 Valid, 2440 Invalid, 0 Unknown, 0 Unchecked, 24.9s Time] [2021-11-19 14:04:39,407 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136072 states. [2021-11-19 14:04:45,242 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136072 to 136068. [2021-11-19 14:04:45,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 136068 states, 90335 states have (on average 1.2763380749432667) internal successors, (115298), 92846 states have internal predecessors, (115298), 38306 states have call successors, (38306), 7426 states have call predecessors, (38306), 7426 states have return successors, (38306), 37464 states have call predecessors, (38306), 38306 states have call successors, (38306) [2021-11-19 14:04:46,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136068 states to 136068 states and 191910 transitions. [2021-11-19 14:04:46,757 INFO L78 Accepts]: Start accepts. Automaton has 136068 states and 191910 transitions. Word has length 484 [2021-11-19 14:04:46,759 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:04:46,759 INFO L470 AbstractCegarLoop]: Abstraction has 136068 states and 191910 transitions. [2021-11-19 14:04:46,759 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 44.5) internal successors, (178), 4 states have internal predecessors, (178), 4 states have call successors, (63), 3 states have call predecessors, (63), 3 states have return successors, (59), 4 states have call predecessors, (59), 4 states have call successors, (59) [2021-11-19 14:04:46,760 INFO L276 IsEmpty]: Start isEmpty. Operand 136068 states and 191910 transitions. [2021-11-19 14:04:46,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 505 [2021-11-19 14:04:46,799 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:04:46,800 INFO L514 BasicCegarLoop]: trace histogram [33, 33, 32, 32, 32, 32, 32, 32, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:04:46,941 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a0bb7cc-b1d4-40cf-9115-aab6c8d42631/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-11-19 14:04:47,014 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a0bb7cc-b1d4-40cf-9115-aab6c8d42631/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 14:04:47,015 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 14:04:47,015 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:04:47,015 INFO L85 PathProgramCache]: Analyzing trace with hash -1574027889, now seen corresponding path program 1 times [2021-11-19 14:04:47,021 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:04:47,022 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1214025177] [2021-11-19 14:04:47,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:04:47,022 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:04:47,022 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a0bb7cc-b1d4-40cf-9115-aab6c8d42631/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:04:47,023 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a0bb7cc-b1d4-40cf-9115-aab6c8d42631/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:04:47,063 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a0bb7cc-b1d4-40cf-9115-aab6c8d42631/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-11-19 14:04:54,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:04:54,910 INFO L263 TraceCheckSpWp]: Trace formula consists of 5299 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-19 14:04:54,920 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:04:57,148 INFO L134 CoverageAnalysis]: Checked inductivity of 4571 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 4475 trivial. 0 not checked. [2021-11-19 14:04:57,148 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:04:58,684 INFO L134 CoverageAnalysis]: Checked inductivity of 4571 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4571 trivial. 0 not checked. [2021-11-19 14:04:58,684 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:04:58,684 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1214025177] [2021-11-19 14:04:58,684 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1214025177] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-19 14:04:58,684 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:04:58,685 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-11-19 14:04:58,685 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1248301074] [2021-11-19 14:04:58,685 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-19 14:04:58,686 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-19 14:04:58,686 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:04:58,686 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-19 14:04:58,686 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-19 14:04:58,687 INFO L87 Difference]: Start difference. First operand 136068 states and 191910 transitions. Second operand has 3 states, 3 states have (on average 64.0) internal successors, (192), 3 states have internal predecessors, (192), 3 states have call successors, (62), 3 states have call predecessors, (62), 3 states have return successors, (59), 3 states have call predecessors, (59), 3 states have call successors, (59) [2021-11-19 14:04:59,982 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.29s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 14:05:09,149 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:05:09,149 INFO L93 Difference]: Finished difference Result 363059 states and 510338 transitions. [2021-11-19 14:05:09,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-19 14:05:09,150 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 64.0) internal successors, (192), 3 states have internal predecessors, (192), 3 states have call successors, (62), 3 states have call predecessors, (62), 3 states have return successors, (59), 3 states have call predecessors, (59), 3 states have call successors, (59) Word has length 504 [2021-11-19 14:05:09,150 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:05:10,933 INFO L225 Difference]: With dead ends: 363059 [2021-11-19 14:05:10,934 INFO L226 Difference]: Without dead ends: 227060 [2021-11-19 14:05:11,321 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1006 GetRequests, 1005 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-19 14:05:11,322 INFO L933 BasicCegarLoop]: 7068 mSDtfsCounter, 4507 mSDsluCounter, 5935 mSDsCounter, 0 mSdLazyCounter, 121 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4507 SdHoareTripleChecker+Valid, 13003 SdHoareTripleChecker+Invalid, 128 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 121 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2021-11-19 14:05:11,322 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4507 Valid, 13003 Invalid, 128 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 121 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2021-11-19 14:05:11,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 227060 states.