./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--block--paride--pg.ko-main.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--block--paride--pg.ko-main.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 410663f06ff647e412b04b4e33dc5a0aa773139e9be33f59003b35b6e81927a8 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-12 23:05:49,139 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-12 23:05:49,141 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-12 23:05:49,179 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-12 23:05:49,179 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-12 23:05:49,181 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-12 23:05:49,183 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-12 23:05:49,190 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-12 23:05:49,194 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-12 23:05:49,201 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-12 23:05:49,202 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-12 23:05:49,204 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-12 23:05:49,205 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-12 23:05:49,207 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-12 23:05:49,212 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-12 23:05:49,215 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-12 23:05:49,219 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-12 23:05:49,220 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-12 23:05:49,224 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-12 23:05:49,230 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-12 23:05:49,232 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-12 23:05:49,235 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-12 23:05:49,238 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-12 23:05:49,238 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-12 23:05:49,247 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-12 23:05:49,247 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-12 23:05:49,248 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-12 23:05:49,249 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-12 23:05:49,250 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-12 23:05:49,251 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-12 23:05:49,252 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-12 23:05:49,253 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-12 23:05:49,255 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-12 23:05:49,256 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-12 23:05:49,257 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-12 23:05:49,258 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-12 23:05:49,258 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-12 23:05:49,258 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-12 23:05:49,259 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-12 23:05:49,259 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-12 23:05:49,260 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-12 23:05:49,265 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-12 23:05:49,310 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-12 23:05:49,311 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-12 23:05:49,312 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-12 23:05:49,312 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-12 23:05:49,312 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-12 23:05:49,312 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-12 23:05:49,313 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-12 23:05:49,313 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-12 23:05:49,319 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-12 23:05:49,319 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-12 23:05:49,321 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-12 23:05:49,321 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-12 23:05:49,321 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-12 23:05:49,321 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-12 23:05:49,321 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-12 23:05:49,322 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-12 23:05:49,322 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-12 23:05:49,323 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-12 23:05:49,323 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-12 23:05:49,323 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-12 23:05:49,323 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-12 23:05:49,323 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-12 23:05:49,323 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-12 23:05:49,324 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-12 23:05:49,324 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-12 23:05:49,324 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-12 23:05:49,324 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-12 23:05:49,324 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-12 23:05:49,325 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 23:05:49,325 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-12 23:05:49,325 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-12 23:05:49,325 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-12 23:05:49,326 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-12 23:05:49,326 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-12 23:05:49,326 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-12 23:05:49,326 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-12 23:05:49,326 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-12 23:05:49,327 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_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 410663f06ff647e412b04b4e33dc5a0aa773139e9be33f59003b35b6e81927a8 [2021-11-12 23:05:49,627 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-12 23:05:49,651 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-12 23:05:49,654 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-12 23:05:49,655 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-12 23:05:49,657 INFO L275 PluginConnector]: CDTParser initialized [2021-11-12 23:05:49,659 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--block--paride--pg.ko-main.cil.out.i [2021-11-12 23:05:49,719 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/data/e98df963a/d2cc1ba843154ca4ac774f4205b29ac7/FLAG8b9592dff [2021-11-12 23:05:50,442 INFO L306 CDTParser]: Found 1 translation units. [2021-11-12 23:05:50,443 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--block--paride--pg.ko-main.cil.out.i [2021-11-12 23:05:50,490 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/data/e98df963a/d2cc1ba843154ca4ac774f4205b29ac7/FLAG8b9592dff [2021-11-12 23:05:50,520 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/data/e98df963a/d2cc1ba843154ca4ac774f4205b29ac7 [2021-11-12 23:05:50,525 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-12 23:05:50,528 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-12 23:05:50,530 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-12 23:05:50,530 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-12 23:05:50,533 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-12 23:05:50,534 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 11:05:50" (1/1) ... [2021-11-12 23:05:50,537 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6429a10d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:05:50, skipping insertion in model container [2021-11-12 23:05:50,537 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 11:05:50" (1/1) ... [2021-11-12 23:05:50,544 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-12 23:05:50,649 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-12 23:05:51,594 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--block--paride--pg.ko-main.cil.out.i[108133,108146] [2021-11-12 23:05:51,664 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 23:05:51,706 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2021-11-12 23:05:51,707 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@528a0c77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:05:51, skipping insertion in model container [2021-11-12 23:05:51,707 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-12 23:05:51,708 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-12 23:05:51,710 INFO L158 Benchmark]: Toolchain (without parser) took 1180.66ms. Allocated memory is still 127.9MB. Free memory was 80.7MB in the beginning and 72.2MB in the end (delta: 8.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-12 23:05:51,711 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 127.9MB. Free memory is still 103.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-12 23:05:51,713 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1178.11ms. Allocated memory is still 127.9MB. Free memory was 80.5MB in the beginning and 72.2MB in the end (delta: 8.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-12 23:05:51,715 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 127.9MB. Free memory is still 103.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1178.11ms. Allocated memory is still 127.9MB. Free memory was 80.5MB in the beginning and 72.2MB in the end (delta: 8.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 3556]: 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_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--block--paride--pg.ko-main.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 410663f06ff647e412b04b4e33dc5a0aa773139e9be33f59003b35b6e81927a8 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-12 23:05:53,914 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-12 23:05:53,918 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-12 23:05:53,971 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-12 23:05:53,972 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-12 23:05:53,976 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-12 23:05:53,978 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-12 23:05:53,982 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-12 23:05:53,985 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-12 23:05:53,993 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-12 23:05:53,994 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-12 23:05:53,996 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-12 23:05:53,996 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-12 23:05:53,998 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-12 23:05:54,001 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-12 23:05:54,005 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-12 23:05:54,006 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-12 23:05:54,007 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-12 23:05:54,009 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-12 23:05:54,017 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-12 23:05:54,019 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-12 23:05:54,020 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-12 23:05:54,023 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-12 23:05:54,025 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-12 23:05:54,034 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-12 23:05:54,034 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-12 23:05:54,035 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-12 23:05:54,037 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-12 23:05:54,037 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-12 23:05:54,038 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-12 23:05:54,039 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-12 23:05:54,039 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-12 23:05:54,041 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-12 23:05:54,042 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-12 23:05:54,044 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-12 23:05:54,044 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-12 23:05:54,045 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-12 23:05:54,045 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-12 23:05:54,045 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-12 23:05:54,047 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-12 23:05:54,048 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-12 23:05:54,049 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-12 23:05:54,092 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-12 23:05:54,092 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-12 23:05:54,093 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-12 23:05:54,094 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-12 23:05:54,094 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-12 23:05:54,094 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-12 23:05:54,094 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-12 23:05:54,094 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-12 23:05:54,094 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-12 23:05:54,095 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-12 23:05:54,097 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-12 23:05:54,097 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-12 23:05:54,097 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-12 23:05:54,097 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-12 23:05:54,097 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-12 23:05:54,098 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-12 23:05:54,098 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-12 23:05:54,098 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-12 23:05:54,098 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-12 23:05:54,098 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-12 23:05:54,099 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-12 23:05:54,099 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-12 23:05:54,099 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-12 23:05:54,099 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-12 23:05:54,099 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 23:05:54,100 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-12 23:05:54,100 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-12 23:05:54,100 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-12 23:05:54,100 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-12 23:05:54,100 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-12 23:05:54,100 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-12 23:05:54,101 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-12 23:05:54,101 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-12 23:05:54,101 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_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 410663f06ff647e412b04b4e33dc5a0aa773139e9be33f59003b35b6e81927a8 [2021-11-12 23:05:54,469 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-12 23:05:54,489 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-12 23:05:54,492 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-12 23:05:54,493 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-12 23:05:54,494 INFO L275 PluginConnector]: CDTParser initialized [2021-11-12 23:05:54,496 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--block--paride--pg.ko-main.cil.out.i [2021-11-12 23:05:54,573 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/data/46e628601/c1b0268849574b99a75026e0a390df09/FLAG6720ac831 [2021-11-12 23:05:55,392 INFO L306 CDTParser]: Found 1 translation units. [2021-11-12 23:05:55,395 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--block--paride--pg.ko-main.cil.out.i [2021-11-12 23:05:55,448 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/data/46e628601/c1b0268849574b99a75026e0a390df09/FLAG6720ac831 [2021-11-12 23:05:55,957 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/data/46e628601/c1b0268849574b99a75026e0a390df09 [2021-11-12 23:05:55,960 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-12 23:05:55,961 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-12 23:05:55,963 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-12 23:05:55,963 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-12 23:05:55,978 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-12 23:05:55,979 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 11:05:55" (1/1) ... [2021-11-12 23:05:55,980 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22bf693e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:05:55, skipping insertion in model container [2021-11-12 23:05:55,980 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 11:05:55" (1/1) ... [2021-11-12 23:05:55,987 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-12 23:05:56,084 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-12 23:05:56,927 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--block--paride--pg.ko-main.cil.out.i[108133,108146] [2021-11-12 23:05:57,019 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 23:05:57,047 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-12 23:05:57,078 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-12 23:05:57,261 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--block--paride--pg.ko-main.cil.out.i[108133,108146] [2021-11-12 23:05:57,286 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 23:05:57,308 INFO L203 MainTranslator]: Completed pre-run [2021-11-12 23:05:57,517 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--block--paride--pg.ko-main.cil.out.i[108133,108146] [2021-11-12 23:05:57,528 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 23:05:57,582 INFO L208 MainTranslator]: Completed translation [2021-11-12 23:05:57,583 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:05:57 WrapperNode [2021-11-12 23:05:57,583 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-12 23:05:57,584 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-12 23:05:57,584 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-12 23:05:57,584 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-12 23:05:57,591 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:05:57" (1/1) ... [2021-11-12 23:05:57,655 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:05:57" (1/1) ... [2021-11-12 23:05:57,723 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-12 23:05:57,724 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-12 23:05:57,724 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-12 23:05:57,724 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-12 23:05:57,734 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:05:57" (1/1) ... [2021-11-12 23:05:57,735 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:05:57" (1/1) ... [2021-11-12 23:05:57,762 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:05:57" (1/1) ... [2021-11-12 23:05:57,763 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:05:57" (1/1) ... [2021-11-12 23:05:57,845 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:05:57" (1/1) ... [2021-11-12 23:05:57,868 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:05:57" (1/1) ... [2021-11-12 23:05:57,879 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:05:57" (1/1) ... [2021-11-12 23:05:57,893 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-12 23:05:57,894 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-12 23:05:57,895 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-12 23:05:57,895 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-12 23:05:57,895 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:05:57" (1/1) ... [2021-11-12 23:05:57,902 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 23:05:57,914 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 23:05:57,925 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-12 23:05:57,932 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-12 23:05:57,966 INFO L130 BoogieDeclarations]: Found specification of procedure pi_release [2021-11-12 23:05:57,966 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_release [2021-11-12 23:05:57,966 INFO L130 BoogieDeclarations]: Found specification of procedure write_reg [2021-11-12 23:05:57,966 INFO L138 BoogieDeclarations]: Found implementation of procedure write_reg [2021-11-12 23:05:57,966 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-12 23:05:57,967 INFO L130 BoogieDeclarations]: Found specification of procedure pi_disconnect [2021-11-12 23:05:57,967 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_disconnect [2021-11-12 23:05:57,967 INFO L130 BoogieDeclarations]: Found specification of procedure status_reg [2021-11-12 23:05:57,967 INFO L138 BoogieDeclarations]: Found implementation of procedure status_reg [2021-11-12 23:05:57,967 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-12 23:05:57,967 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-12 23:05:57,968 INFO L130 BoogieDeclarations]: Found specification of procedure read_reg [2021-11-12 23:05:57,968 INFO L138 BoogieDeclarations]: Found implementation of procedure read_reg [2021-11-12 23:05:57,968 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-12 23:05:57,968 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-12 23:05:57,968 INFO L130 BoogieDeclarations]: Found specification of procedure pg_sleep [2021-11-12 23:05:57,968 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_sleep [2021-11-12 23:05:57,969 INFO L130 BoogieDeclarations]: Found specification of procedure pg_completion [2021-11-12 23:05:57,969 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_completion [2021-11-12 23:05:57,969 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-12 23:05:57,969 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-12 23:05:57,969 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-11-12 23:05:57,969 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-11-12 23:05:57,970 INFO L130 BoogieDeclarations]: Found specification of procedure pg_wait [2021-11-12 23:05:57,970 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_wait [2021-11-12 23:05:57,970 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-12 23:05:57,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-12 23:05:57,970 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-12 23:05:57,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-12 23:05:57,971 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-11-12 23:05:57,971 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-11-12 23:05:57,971 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-12 23:05:57,971 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2021-11-12 23:05:57,971 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2021-11-12 23:05:57,972 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2021-11-12 23:05:57,972 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2021-11-12 23:05:57,972 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_chrdev_11 [2021-11-12 23:05:57,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_chrdev_11 [2021-11-12 23:05:57,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-12 23:05:57,972 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-12 23:05:57,973 INFO L130 BoogieDeclarations]: Found specification of procedure DRIVE [2021-11-12 23:05:57,973 INFO L138 BoogieDeclarations]: Found implementation of procedure DRIVE [2021-11-12 23:05:57,973 INFO L130 BoogieDeclarations]: Found specification of procedure pg_write [2021-11-12 23:05:57,973 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_write [2021-11-12 23:05:57,973 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-12 23:05:57,973 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-12 23:05:57,974 INFO L130 BoogieDeclarations]: Found specification of procedure pg_reset [2021-11-12 23:05:57,974 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_reset [2021-11-12 23:05:57,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-12 23:05:57,974 INFO L130 BoogieDeclarations]: Found specification of procedure pg_identify [2021-11-12 23:05:57,974 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_identify [2021-11-12 23:05:57,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-12 23:05:57,975 INFO L130 BoogieDeclarations]: Found specification of procedure pi_write_block [2021-11-12 23:05:57,975 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_write_block [2021-11-12 23:05:57,975 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-12 23:05:57,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-12 23:05:57,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-12 23:05:57,976 INFO L130 BoogieDeclarations]: Found specification of procedure pi_init [2021-11-12 23:05:57,976 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_init [2021-11-12 23:05:57,976 INFO L130 BoogieDeclarations]: Found specification of procedure pi_read_regr [2021-11-12 23:05:57,976 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_read_regr [2021-11-12 23:05:57,976 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-11-12 23:05:57,976 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-11-12 23:05:57,977 INFO L130 BoogieDeclarations]: Found specification of procedure pg_probe [2021-11-12 23:05:57,977 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_probe [2021-11-12 23:05:57,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-12 23:05:57,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-12 23:05:57,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-12 23:05:57,977 INFO L130 BoogieDeclarations]: Found specification of procedure pi_connect [2021-11-12 23:05:57,978 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_connect [2021-11-12 23:05:57,978 INFO L130 BoogieDeclarations]: Found specification of procedure pg_command [2021-11-12 23:05:57,978 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_command [2021-11-12 23:05:57,978 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-11-12 23:05:57,978 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-11-12 23:05:57,978 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-12 23:05:57,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-12 23:05:57,979 INFO L130 BoogieDeclarations]: Found specification of procedure xs [2021-11-12 23:05:57,979 INFO L138 BoogieDeclarations]: Found implementation of procedure xs [2021-11-12 23:06:10,417 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-12 23:06:10,417 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-12 23:06:10,420 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 11:06:10 BoogieIcfgContainer [2021-11-12 23:06:10,420 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-12 23:06:10,422 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-12 23:06:10,422 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-12 23:06:10,425 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-12 23:06:10,425 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 11:05:55" (1/3) ... [2021-11-12 23:06:10,426 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40f89b1f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 11:06:10, skipping insertion in model container [2021-11-12 23:06:10,426 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:05:57" (2/3) ... [2021-11-12 23:06:10,427 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40f89b1f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 11:06:10, skipping insertion in model container [2021-11-12 23:06:10,427 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 11:06:10" (3/3) ... [2021-11-12 23:06:10,428 INFO L111 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--block--paride--pg.ko-main.cil.out.i [2021-11-12 23:06:10,433 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-12 23:06:10,433 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-12 23:06:10,483 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-12 23:06:10,490 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-12 23:06:10,490 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-12 23:06:10,517 INFO L276 IsEmpty]: Start isEmpty. Operand has 454 states, 336 states have (on average 1.3571428571428572) internal successors, (456), 346 states have internal predecessors, (456), 86 states have call successors, (86), 30 states have call predecessors, (86), 30 states have return successors, (86), 86 states have call predecessors, (86), 86 states have call successors, (86) [2021-11-12 23:06:10,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-12 23:06:10,524 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:06:10,525 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:06:10,525 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:06:10,530 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:06:10,531 INFO L85 PathProgramCache]: Analyzing trace with hash 1794190865, now seen corresponding path program 1 times [2021-11-12 23:06:10,545 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:06:10,545 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1547523855] [2021-11-12 23:06:10,545 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:06:10,546 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:06:10,546 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:06:10,550 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:06:10,568 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-12 23:06:11,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:06:11,347 INFO L263 TraceCheckSpWp]: Trace formula consists of 574 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-12 23:06:11,351 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:06:11,519 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:06:11,519 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:06:11,594 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:06:11,594 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:06:11,595 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1547523855] [2021-11-12 23:06:11,595 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1547523855] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 23:06:11,595 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:06:11,596 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-11-12 23:06:11,597 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [554575615] [2021-11-12 23:06:11,598 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 23:06:11,602 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-12 23:06:11,602 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:06:11,629 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-12 23:06:11,629 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-12 23:06:11,634 INFO L87 Difference]: Start difference. First operand has 454 states, 336 states have (on average 1.3571428571428572) internal successors, (456), 346 states have internal predecessors, (456), 86 states have call successors, (86), 30 states have call predecessors, (86), 30 states have return successors, (86), 86 states have call predecessors, (86), 86 states have call successors, (86) Second operand has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:06:11,979 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:06:11,979 INFO L93 Difference]: Finished difference Result 1174 states and 1623 transitions. [2021-11-12 23:06:11,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-12 23:06:11,982 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2021-11-12 23:06:11,983 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:06:12,004 INFO L225 Difference]: With dead ends: 1174 [2021-11-12 23:06:12,004 INFO L226 Difference]: Without dead ends: 715 [2021-11-12 23:06:12,014 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-12 23:06:12,018 INFO L933 BasicCegarLoop]: 805 mSDtfsCounter, 374 mSDsluCounter, 580 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 204.69ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 374 SdHoareTripleChecker+Valid, 1385 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 13.19ms SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 229.67ms IncrementalHoareTripleChecker+Time [2021-11-12 23:06:12,019 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [374 Valid, 1385 Invalid, 25 Unknown, 0 Unchecked, 13.19ms Time], IncrementalHoareTripleChecker [4 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 229.67ms Time] [2021-11-12 23:06:12,037 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 715 states. [2021-11-12 23:06:12,113 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 715 to 691. [2021-11-12 23:06:12,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 691 states, 506 states have (on average 1.341897233201581) internal successors, (679), 516 states have internal predecessors, (679), 136 states have call successors, (136), 49 states have call predecessors, (136), 48 states have return successors, (130), 130 states have call predecessors, (130), 130 states have call successors, (130) [2021-11-12 23:06:12,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 691 states and 945 transitions. [2021-11-12 23:06:12,126 INFO L78 Accepts]: Start accepts. Automaton has 691 states and 945 transitions. Word has length 16 [2021-11-12 23:06:12,126 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:06:12,126 INFO L470 AbstractCegarLoop]: Abstraction has 691 states and 945 transitions. [2021-11-12 23:06:12,126 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:06:12,127 INFO L276 IsEmpty]: Start isEmpty. Operand 691 states and 945 transitions. [2021-11-12 23:06:12,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-12 23:06:12,129 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:06:12,129 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:06:12,153 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-12 23:06:12,349 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 23:06:12,349 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:06:12,350 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:06:12,350 INFO L85 PathProgramCache]: Analyzing trace with hash -172672949, now seen corresponding path program 1 times [2021-11-12 23:06:12,351 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:06:12,351 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2070633105] [2021-11-12 23:06:12,352 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:06:12,352 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:06:12,352 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:06:12,353 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:06:12,357 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-12 23:06:13,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:06:13,106 INFO L263 TraceCheckSpWp]: Trace formula consists of 560 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-12 23:06:13,108 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:06:13,231 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:06:13,231 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:06:13,342 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:06:13,342 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:06:13,343 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2070633105] [2021-11-12 23:06:13,343 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2070633105] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 23:06:13,343 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:06:13,343 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-11-12 23:06:13,343 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1276988625] [2021-11-12 23:06:13,344 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 23:06:13,345 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-12 23:06:13,345 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:06:13,346 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-12 23:06:13,346 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-12 23:06:13,346 INFO L87 Difference]: Start difference. First operand 691 states and 945 transitions. Second operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 2 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:06:13,410 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:06:13,411 INFO L93 Difference]: Finished difference Result 1379 states and 1887 transitions. [2021-11-12 23:06:13,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-12 23:06:13,411 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 2 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2021-11-12 23:06:13,412 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:06:13,417 INFO L225 Difference]: With dead ends: 1379 [2021-11-12 23:06:13,418 INFO L226 Difference]: Without dead ends: 691 [2021-11-12 23:06:13,422 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-12 23:06:13,424 INFO L933 BasicCegarLoop]: 613 mSDtfsCounter, 604 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.30ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 604 SdHoareTripleChecker+Valid, 613 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 4.52ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.34ms IncrementalHoareTripleChecker+Time [2021-11-12 23:06:13,424 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [604 Valid, 613 Invalid, 1 Unknown, 0 Unchecked, 4.52ms Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 3.34ms Time] [2021-11-12 23:06:13,427 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 691 states. [2021-11-12 23:06:13,472 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 691 to 691. [2021-11-12 23:06:13,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 691 states, 506 states have (on average 1.3379446640316206) internal successors, (677), 516 states have internal predecessors, (677), 136 states have call successors, (136), 49 states have call predecessors, (136), 48 states have return successors, (130), 130 states have call predecessors, (130), 130 states have call successors, (130) [2021-11-12 23:06:13,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 691 states and 943 transitions. [2021-11-12 23:06:13,482 INFO L78 Accepts]: Start accepts. Automaton has 691 states and 943 transitions. Word has length 19 [2021-11-12 23:06:13,482 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:06:13,482 INFO L470 AbstractCegarLoop]: Abstraction has 691 states and 943 transitions. [2021-11-12 23:06:13,483 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 2 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:06:13,483 INFO L276 IsEmpty]: Start isEmpty. Operand 691 states and 943 transitions. [2021-11-12 23:06:13,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-12 23:06:13,485 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:06:13,485 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:06:13,504 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-12 23:06:13,693 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 23:06:13,694 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:06:13,694 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:06:13,695 INFO L85 PathProgramCache]: Analyzing trace with hash -63996311, now seen corresponding path program 1 times [2021-11-12 23:06:13,696 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:06:13,696 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2033323644] [2021-11-12 23:06:13,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:06:13,697 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:06:13,697 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:06:13,698 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:06:13,700 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-12 23:06:14,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:06:14,543 INFO L263 TraceCheckSpWp]: Trace formula consists of 582 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-12 23:06:14,545 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:06:14,667 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:06:14,668 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:06:14,794 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:06:14,794 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:06:14,794 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2033323644] [2021-11-12 23:06:14,795 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2033323644] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 23:06:14,795 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:06:14,795 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-12 23:06:14,795 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [390855001] [2021-11-12 23:06:14,795 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 23:06:14,796 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-12 23:06:14,796 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:06:14,797 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-12 23:06:14,797 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-12 23:06:14,797 INFO L87 Difference]: Start difference. First operand 691 states and 943 transitions. Second operand has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 1 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-12 23:06:16,887 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-12 23:06:17,773 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:06:17,773 INFO L93 Difference]: Finished difference Result 2079 states and 2847 transitions. [2021-11-12 23:06:17,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-12 23:06:17,777 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 1 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 25 [2021-11-12 23:06:17,777 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:06:17,786 INFO L225 Difference]: With dead ends: 2079 [2021-11-12 23:06:17,786 INFO L226 Difference]: Without dead ends: 1391 [2021-11-12 23:06:17,790 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-12 23:06:17,791 INFO L933 BasicCegarLoop]: 1097 mSDtfsCounter, 1026 mSDsluCounter, 1284 mSDsCounter, 0 mSdLazyCounter, 155 mSolverCounterSat, 6 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2746.83ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 1026 SdHoareTripleChecker+Valid, 2381 SdHoareTripleChecker+Invalid, 162 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 14.15ms SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 155 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2845.73ms IncrementalHoareTripleChecker+Time [2021-11-12 23:06:17,792 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1026 Valid, 2381 Invalid, 162 Unknown, 0 Unchecked, 14.15ms Time], IncrementalHoareTripleChecker [6 Valid, 155 Invalid, 1 Unknown, 0 Unchecked, 2845.73ms Time] [2021-11-12 23:06:17,794 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1391 states. [2021-11-12 23:06:17,893 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1391 to 1383. [2021-11-12 23:06:17,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1383 states, 1020 states have (on average 1.3480392156862746) internal successors, (1375), 1034 states have internal predecessors, (1375), 262 states have call successors, (262), 101 states have call predecessors, (262), 100 states have return successors, (256), 256 states have call predecessors, (256), 256 states have call successors, (256) [2021-11-12 23:06:17,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1383 states to 1383 states and 1893 transitions. [2021-11-12 23:06:17,908 INFO L78 Accepts]: Start accepts. Automaton has 1383 states and 1893 transitions. Word has length 25 [2021-11-12 23:06:17,909 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:06:17,909 INFO L470 AbstractCegarLoop]: Abstraction has 1383 states and 1893 transitions. [2021-11-12 23:06:17,909 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 1 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-12 23:06:17,909 INFO L276 IsEmpty]: Start isEmpty. Operand 1383 states and 1893 transitions. [2021-11-12 23:06:17,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-12 23:06:17,911 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:06:17,911 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:06:17,934 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-11-12 23:06:18,120 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 23:06:18,121 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:06:18,121 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:06:18,122 INFO L85 PathProgramCache]: Analyzing trace with hash 1434873111, now seen corresponding path program 1 times [2021-11-12 23:06:18,122 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:06:18,123 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1320914303] [2021-11-12 23:06:18,123 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:06:18,123 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:06:18,123 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:06:18,128 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:06:18,144 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-12 23:06:18,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:06:18,835 INFO L263 TraceCheckSpWp]: Trace formula consists of 571 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-12 23:06:18,837 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:06:18,956 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:06:18,956 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:06:19,050 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:06:19,050 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:06:19,050 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1320914303] [2021-11-12 23:06:19,051 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1320914303] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 23:06:19,051 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:06:19,051 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-12 23:06:19,051 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1496386471] [2021-11-12 23:06:19,051 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 23:06:19,052 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-12 23:06:19,052 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:06:19,052 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-12 23:06:19,053 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-12 23:06:19,053 INFO L87 Difference]: Start difference. First operand 1383 states and 1893 transitions. Second operand has 4 states, 4 states have (on average 6.5) internal successors, (26), 4 states have internal predecessors, (26), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:06:19,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:06:19,223 INFO L93 Difference]: Finished difference Result 2777 states and 3805 transitions. [2021-11-12 23:06:19,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-12 23:06:19,224 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.5) internal successors, (26), 4 states have internal predecessors, (26), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2021-11-12 23:06:19,224 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:06:19,232 INFO L225 Difference]: With dead ends: 2777 [2021-11-12 23:06:19,233 INFO L226 Difference]: Without dead ends: 1397 [2021-11-12 23:06:19,237 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-12 23:06:19,238 INFO L933 BasicCegarLoop]: 612 mSDtfsCounter, 10 mSDsluCounter, 1213 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 66.24ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 1825 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 5.92ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 73.45ms IncrementalHoareTripleChecker+Time [2021-11-12 23:06:19,239 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [12 Valid, 1825 Invalid, 12 Unknown, 0 Unchecked, 5.92ms Time], IncrementalHoareTripleChecker [2 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 73.45ms Time] [2021-11-12 23:06:19,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1397 states. [2021-11-12 23:06:19,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1397 to 1397. [2021-11-12 23:06:19,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1397 states, 1032 states have (on average 1.3459302325581395) internal successors, (1389), 1046 states have internal predecessors, (1389), 264 states have call successors, (264), 101 states have call predecessors, (264), 100 states have return successors, (258), 258 states have call predecessors, (258), 258 states have call successors, (258) [2021-11-12 23:06:19,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1397 states to 1397 states and 1911 transitions. [2021-11-12 23:06:19,338 INFO L78 Accepts]: Start accepts. Automaton has 1397 states and 1911 transitions. Word has length 25 [2021-11-12 23:06:19,338 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:06:19,339 INFO L470 AbstractCegarLoop]: Abstraction has 1397 states and 1911 transitions. [2021-11-12 23:06:19,339 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.5) internal successors, (26), 4 states have internal predecessors, (26), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:06:19,339 INFO L276 IsEmpty]: Start isEmpty. Operand 1397 states and 1911 transitions. [2021-11-12 23:06:19,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-12 23:06:19,345 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:06:19,346 INFO L514 BasicCegarLoop]: trace histogram [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] [2021-11-12 23:06:19,366 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-11-12 23:06:19,564 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 23:06:19,564 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:06:19,564 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:06:19,564 INFO L85 PathProgramCache]: Analyzing trace with hash -1338243433, now seen corresponding path program 1 times [2021-11-12 23:06:19,566 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:06:19,566 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [313401338] [2021-11-12 23:06:19,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:06:19,566 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:06:19,566 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:06:19,567 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:06:19,568 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-11-12 23:06:20,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:06:20,396 INFO L263 TraceCheckSpWp]: Trace formula consists of 629 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-12 23:06:20,398 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:06:20,619 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-12 23:06:20,619 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:06:20,869 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-12 23:06:20,870 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:06:20,870 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [313401338] [2021-11-12 23:06:20,870 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [313401338] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-12 23:06:20,870 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1124940120] [2021-11-12 23:06:20,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:06:20,871 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-12 23:06:20,871 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/cvc4 [2021-11-12 23:06:20,873 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-12 23:06:20,873 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2021-11-12 23:06:21,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:06:21,351 INFO L263 TraceCheckSpWp]: Trace formula consists of 629 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-12 23:06:21,353 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:06:21,569 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-12 23:06:21,569 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:06:21,721 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-12 23:06:21,721 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1124940120] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 23:06:21,721 INFO L186 FreeRefinementEngine]: Found 2 perfect and 2 imperfect interpolant sequences. [2021-11-12 23:06:21,721 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [5, 5] total 9 [2021-11-12 23:06:21,722 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [814602587] [2021-11-12 23:06:21,722 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 23:06:21,722 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-12 23:06:21,723 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:06:21,723 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-12 23:06:21,723 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2021-11-12 23:06:21,724 INFO L87 Difference]: Start difference. First operand 1397 states and 1911 transitions. Second operand has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 2 states have call successors, (3), 3 states have call predecessors, (3), 2 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-12 23:06:21,954 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:06:21,954 INFO L93 Difference]: Finished difference Result 3924 states and 5374 transitions. [2021-11-12 23:06:21,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-12 23:06:21,955 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 2 states have call successors, (3), 3 states have call predecessors, (3), 2 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 43 [2021-11-12 23:06:21,955 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:06:21,971 INFO L225 Difference]: With dead ends: 3924 [2021-11-12 23:06:21,971 INFO L226 Difference]: Without dead ends: 2530 [2021-11-12 23:06:21,977 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 168 GetRequests, 161 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2021-11-12 23:06:21,978 INFO L933 BasicCegarLoop]: 1083 mSDtfsCounter, 598 mSDsluCounter, 549 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 78.99ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 598 SdHoareTripleChecker+Valid, 1632 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 5.50ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 95.23ms IncrementalHoareTripleChecker+Time [2021-11-12 23:06:21,979 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [598 Valid, 1632 Invalid, 6 Unknown, 0 Unchecked, 5.50ms Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 95.23ms Time] [2021-11-12 23:06:21,982 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2530 states. [2021-11-12 23:06:22,074 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2530 to 1782. [2021-11-12 23:06:22,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1782 states, 1322 states have (on average 1.3449319213313162) internal successors, (1778), 1338 states have internal predecessors, (1778), 332 states have call successors, (332), 128 states have call predecessors, (332), 127 states have return successors, (326), 326 states have call predecessors, (326), 326 states have call successors, (326) [2021-11-12 23:06:22,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1782 states to 1782 states and 2436 transitions. [2021-11-12 23:06:22,093 INFO L78 Accepts]: Start accepts. Automaton has 1782 states and 2436 transitions. Word has length 43 [2021-11-12 23:06:22,093 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:06:22,093 INFO L470 AbstractCegarLoop]: Abstraction has 1782 states and 2436 transitions. [2021-11-12 23:06:22,094 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 2 states have call successors, (3), 3 states have call predecessors, (3), 2 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-12 23:06:22,094 INFO L276 IsEmpty]: Start isEmpty. Operand 1782 states and 2436 transitions. [2021-11-12 23:06:22,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-12 23:06:22,095 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:06:22,096 INFO L514 BasicCegarLoop]: trace histogram [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] [2021-11-12 23:06:22,124 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-11-12 23:06:22,320 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2021-11-12 23:06:22,517 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt [2021-11-12 23:06:22,518 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:06:22,518 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:06:22,518 INFO L85 PathProgramCache]: Analyzing trace with hash -317175079, now seen corresponding path program 1 times [2021-11-12 23:06:22,519 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:06:22,520 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [143267253] [2021-11-12 23:06:22,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:06:22,520 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:06:22,520 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:06:22,526 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:06:22,529 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-11-12 23:06:23,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:06:23,345 INFO L263 TraceCheckSpWp]: Trace formula consists of 630 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-12 23:06:23,347 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:06:23,564 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-12 23:06:23,564 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:06:23,829 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-12 23:06:23,829 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:06:23,829 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [143267253] [2021-11-12 23:06:23,829 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [143267253] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-12 23:06:23,830 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1951723366] [2021-11-12 23:06:23,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:06:23,830 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-12 23:06:23,830 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/cvc4 [2021-11-12 23:06:23,833 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-12 23:06:23,856 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2021-11-12 23:06:24,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:06:24,313 INFO L263 TraceCheckSpWp]: Trace formula consists of 630 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-12 23:06:24,314 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:06:24,430 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-12 23:06:24,431 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:06:24,523 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-12 23:06:24,523 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1951723366] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 23:06:24,524 INFO L186 FreeRefinementEngine]: Found 2 perfect and 2 imperfect interpolant sequences. [2021-11-12 23:06:24,524 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [5, 5] total 9 [2021-11-12 23:06:24,524 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [961278038] [2021-11-12 23:06:24,524 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 23:06:24,525 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-12 23:06:24,525 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:06:24,525 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-12 23:06:24,525 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2021-11-12 23:06:24,526 INFO L87 Difference]: Start difference. First operand 1782 states and 2436 transitions. Second operand has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-12 23:06:24,721 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:06:24,721 INFO L93 Difference]: Finished difference Result 3997 states and 5539 transitions. [2021-11-12 23:06:24,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-12 23:06:24,724 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 43 [2021-11-12 23:06:24,724 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:06:24,739 INFO L225 Difference]: With dead ends: 3997 [2021-11-12 23:06:24,739 INFO L226 Difference]: Without dead ends: 2218 [2021-11-12 23:06:24,746 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 168 GetRequests, 161 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2021-11-12 23:06:24,746 INFO L933 BasicCegarLoop]: 680 mSDtfsCounter, 203 mSDsluCounter, 602 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 54.79ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 228 SdHoareTripleChecker+Valid, 1282 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 4.19ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 60.04ms IncrementalHoareTripleChecker+Time [2021-11-12 23:06:24,747 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [228 Valid, 1282 Invalid, 7 Unknown, 0 Unchecked, 4.19ms Time], IncrementalHoareTripleChecker [1 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 60.04ms Time] [2021-11-12 23:06:24,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2218 states. [2021-11-12 23:06:24,847 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2218 to 1808. [2021-11-12 23:06:24,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1808 states, 1342 states have (on average 1.3442622950819672) internal successors, (1804), 1358 states have internal predecessors, (1804), 338 states have call successors, (338), 128 states have call predecessors, (338), 127 states have return successors, (332), 332 states have call predecessors, (332), 332 states have call successors, (332) [2021-11-12 23:06:24,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1808 states to 1808 states and 2474 transitions. [2021-11-12 23:06:24,878 INFO L78 Accepts]: Start accepts. Automaton has 1808 states and 2474 transitions. Word has length 43 [2021-11-12 23:06:24,878 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:06:24,878 INFO L470 AbstractCegarLoop]: Abstraction has 1808 states and 2474 transitions. [2021-11-12 23:06:24,878 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-12 23:06:24,879 INFO L276 IsEmpty]: Start isEmpty. Operand 1808 states and 2474 transitions. [2021-11-12 23:06:24,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-12 23:06:24,880 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:06:24,880 INFO L514 BasicCegarLoop]: trace histogram [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] [2021-11-12 23:06:24,887 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt (9)] Forceful destruction successful, exit code 0 [2021-11-12 23:06:25,100 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (8)] Ended with exit code 0 [2021-11-12 23:06:25,284 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 23:06:25,284 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:06:25,285 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:06:25,285 INFO L85 PathProgramCache]: Analyzing trace with hash 383889499, now seen corresponding path program 1 times [2021-11-12 23:06:25,285 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:06:25,285 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [258228508] [2021-11-12 23:06:25,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:06:25,286 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:06:25,286 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:06:25,286 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:06:25,289 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2021-11-12 23:06:26,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:06:26,080 INFO L263 TraceCheckSpWp]: Trace formula consists of 630 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-12 23:06:26,081 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:06:26,275 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-12 23:06:26,275 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:06:26,516 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-12 23:06:26,516 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:06:26,516 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [258228508] [2021-11-12 23:06:26,516 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [258228508] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-12 23:06:26,516 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [941169349] [2021-11-12 23:06:26,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:06:26,516 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-12 23:06:26,517 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/cvc4 [2021-11-12 23:06:26,521 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-12 23:06:26,523 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2021-11-12 23:06:26,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:06:26,916 INFO L263 TraceCheckSpWp]: Trace formula consists of 630 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-12 23:06:26,917 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:06:27,039 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-12 23:06:27,039 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:06:27,141 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-12 23:06:27,141 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [941169349] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 23:06:27,141 INFO L186 FreeRefinementEngine]: Found 2 perfect and 2 imperfect interpolant sequences. [2021-11-12 23:06:27,141 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [5, 5] total 9 [2021-11-12 23:06:27,141 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [974327775] [2021-11-12 23:06:27,141 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 23:06:27,142 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-12 23:06:27,142 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:06:27,142 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-12 23:06:27,142 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2021-11-12 23:06:27,142 INFO L87 Difference]: Start difference. First operand 1808 states and 2474 transitions. Second operand has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-12 23:06:27,321 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:06:27,322 INFO L93 Difference]: Finished difference Result 1830 states and 2500 transitions. [2021-11-12 23:06:27,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-12 23:06:27,322 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 43 [2021-11-12 23:06:27,323 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:06:27,338 INFO L225 Difference]: With dead ends: 1830 [2021-11-12 23:06:27,338 INFO L226 Difference]: Without dead ends: 1819 [2021-11-12 23:06:27,339 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 168 GetRequests, 161 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2021-11-12 23:06:27,341 INFO L933 BasicCegarLoop]: 626 mSDtfsCounter, 609 mSDsluCounter, 13 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 78.49ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 609 SdHoareTripleChecker+Valid, 639 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 3.05ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 95.10ms IncrementalHoareTripleChecker+Time [2021-11-12 23:06:27,341 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [609 Valid, 639 Invalid, 6 Unknown, 0 Unchecked, 3.05ms Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 95.10ms Time] [2021-11-12 23:06:27,344 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1819 states. [2021-11-12 23:06:27,492 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1819 to 1808. [2021-11-12 23:06:27,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1808 states, 1342 states have (on average 1.3427719821162445) internal successors, (1802), 1358 states have internal predecessors, (1802), 338 states have call successors, (338), 128 states have call predecessors, (338), 127 states have return successors, (332), 332 states have call predecessors, (332), 332 states have call successors, (332) [2021-11-12 23:06:27,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1808 states to 1808 states and 2472 transitions. [2021-11-12 23:06:27,508 INFO L78 Accepts]: Start accepts. Automaton has 1808 states and 2472 transitions. Word has length 43 [2021-11-12 23:06:27,510 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:06:27,511 INFO L470 AbstractCegarLoop]: Abstraction has 1808 states and 2472 transitions. [2021-11-12 23:06:27,511 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-12 23:06:27,512 INFO L276 IsEmpty]: Start isEmpty. Operand 1808 states and 2472 transitions. [2021-11-12 23:06:27,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-12 23:06:27,513 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:06:27,513 INFO L514 BasicCegarLoop]: trace histogram [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] [2021-11-12 23:06:27,524 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt (11)] Forceful destruction successful, exit code 0 [2021-11-12 23:06:27,733 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2021-11-12 23:06:27,917 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 23:06:27,917 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:06:27,918 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:06:27,918 INFO L85 PathProgramCache]: Analyzing trace with hash 441147801, now seen corresponding path program 1 times [2021-11-12 23:06:27,919 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:06:27,919 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [192413463] [2021-11-12 23:06:27,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:06:27,919 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:06:27,919 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:06:27,920 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:06:27,924 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2021-11-12 23:06:28,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:06:28,693 INFO L263 TraceCheckSpWp]: Trace formula consists of 629 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-12 23:06:28,694 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:06:28,869 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-12 23:06:28,869 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:06:29,101 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-12 23:06:29,101 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:06:29,101 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [192413463] [2021-11-12 23:06:29,101 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [192413463] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-12 23:06:29,101 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1868381216] [2021-11-12 23:06:29,101 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:06:29,101 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-12 23:06:29,102 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/cvc4 [2021-11-12 23:06:29,102 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-12 23:06:29,127 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2021-11-12 23:06:29,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:06:29,518 INFO L263 TraceCheckSpWp]: Trace formula consists of 629 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-12 23:06:29,520 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:06:29,832 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-12 23:06:29,832 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:06:30,071 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-12 23:06:30,072 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1868381216] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 23:06:30,072 INFO L186 FreeRefinementEngine]: Found 2 perfect and 2 imperfect interpolant sequences. [2021-11-12 23:06:30,072 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [5, 5] total 9 [2021-11-12 23:06:30,072 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1616383647] [2021-11-12 23:06:30,072 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 23:06:30,073 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-12 23:06:30,073 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:06:30,073 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-12 23:06:30,073 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2021-11-12 23:06:30,073 INFO L87 Difference]: Start difference. First operand 1808 states and 2472 transitions. Second operand has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 2 states have call successors, (3), 3 states have call predecessors, (3), 2 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-12 23:06:32,134 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-12 23:06:32,247 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:06:32,247 INFO L93 Difference]: Finished difference Result 1810 states and 2473 transitions. [2021-11-12 23:06:32,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-12 23:06:32,248 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 2 states have call successors, (3), 3 states have call predecessors, (3), 2 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 43 [2021-11-12 23:06:32,248 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:06:32,260 INFO L225 Difference]: With dead ends: 1810 [2021-11-12 23:06:32,260 INFO L226 Difference]: Without dead ends: 1807 [2021-11-12 23:06:32,262 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 168 GetRequests, 161 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2021-11-12 23:06:32,262 INFO L933 BasicCegarLoop]: 611 mSDtfsCounter, 580 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2061.81ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 580 SdHoareTripleChecker+Valid, 611 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 2.69ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2086.85ms IncrementalHoareTripleChecker+Time [2021-11-12 23:06:32,263 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [580 Valid, 611 Invalid, 2 Unknown, 0 Unchecked, 2.69ms Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 1 Unknown, 0 Unchecked, 2086.85ms Time] [2021-11-12 23:06:32,266 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1807 states. [2021-11-12 23:06:32,381 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1807 to 1807. [2021-11-12 23:06:32,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1807 states, 1342 states have (on average 1.342026825633383) internal successors, (1801), 1357 states have internal predecessors, (1801), 337 states have call successors, (337), 128 states have call predecessors, (337), 127 states have return successors, (332), 332 states have call predecessors, (332), 332 states have call successors, (332) [2021-11-12 23:06:32,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1807 states to 1807 states and 2470 transitions. [2021-11-12 23:06:32,398 INFO L78 Accepts]: Start accepts. Automaton has 1807 states and 2470 transitions. Word has length 43 [2021-11-12 23:06:32,399 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:06:32,399 INFO L470 AbstractCegarLoop]: Abstraction has 1807 states and 2470 transitions. [2021-11-12 23:06:32,399 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 2 states have call successors, (3), 3 states have call predecessors, (3), 2 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-12 23:06:32,399 INFO L276 IsEmpty]: Start isEmpty. Operand 1807 states and 2470 transitions. [2021-11-12 23:06:32,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-12 23:06:32,400 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:06:32,400 INFO L514 BasicCegarLoop]: trace histogram [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] [2021-11-12 23:06:32,424 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (12)] Forceful destruction successful, exit code 0 [2021-11-12 23:06:32,634 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt (13)] Forceful destruction successful, exit code 0 [2021-11-12 23:06:32,824 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3,13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt [2021-11-12 23:06:32,824 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:06:32,824 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:06:32,824 INFO L85 PathProgramCache]: Analyzing trace with hash 790430542, now seen corresponding path program 1 times [2021-11-12 23:06:32,825 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:06:32,825 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1131219598] [2021-11-12 23:06:32,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:06:32,826 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:06:32,826 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:06:32,827 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:06:32,830 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (14)] Waiting until timeout for monitored process [2021-11-12 23:06:33,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:06:33,593 INFO L263 TraceCheckSpWp]: Trace formula consists of 630 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-12 23:06:33,594 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:06:33,766 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-12 23:06:33,766 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:06:33,985 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-12 23:06:33,986 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:06:33,986 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1131219598] [2021-11-12 23:06:33,986 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1131219598] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-12 23:06:33,986 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [368149040] [2021-11-12 23:06:33,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:06:33,987 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-12 23:06:33,987 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/cvc4 [2021-11-12 23:06:34,001 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-12 23:06:34,002 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2021-11-12 23:06:34,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:06:34,481 INFO L263 TraceCheckSpWp]: Trace formula consists of 630 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-12 23:06:34,483 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:06:34,749 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-12 23:06:34,750 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:06:34,948 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-12 23:06:34,949 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [368149040] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 23:06:34,949 INFO L186 FreeRefinementEngine]: Found 2 perfect and 2 imperfect interpolant sequences. [2021-11-12 23:06:34,949 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [5, 5] total 9 [2021-11-12 23:06:34,949 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [263000663] [2021-11-12 23:06:34,949 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 23:06:34,949 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-12 23:06:34,949 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:06:34,950 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-12 23:06:34,950 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2021-11-12 23:06:34,950 INFO L87 Difference]: Start difference. First operand 1807 states and 2470 transitions. Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 2 states have call successors, (3), 3 states have call predecessors, (3), 2 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-12 23:06:37,034 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-12 23:06:37,150 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:06:37,150 INFO L93 Difference]: Finished difference Result 1809 states and 2471 transitions. [2021-11-12 23:06:37,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-12 23:06:37,151 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 2 states have call successors, (3), 3 states have call predecessors, (3), 2 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 44 [2021-11-12 23:06:37,151 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:06:37,163 INFO L225 Difference]: With dead ends: 1809 [2021-11-12 23:06:37,163 INFO L226 Difference]: Without dead ends: 1806 [2021-11-12 23:06:37,165 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 172 GetRequests, 165 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2021-11-12 23:06:37,165 INFO L933 BasicCegarLoop]: 609 mSDtfsCounter, 577 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2085.50ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 577 SdHoareTripleChecker+Valid, 609 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 2.42ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2109.01ms IncrementalHoareTripleChecker+Time [2021-11-12 23:06:37,166 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [577 Valid, 609 Invalid, 2 Unknown, 0 Unchecked, 2.42ms Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 1 Unknown, 0 Unchecked, 2109.01ms Time] [2021-11-12 23:06:37,169 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1806 states. [2021-11-12 23:06:37,289 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1806 to 1806. [2021-11-12 23:06:37,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1806 states, 1342 states have (on average 1.3412816691505216) internal successors, (1800), 1356 states have internal predecessors, (1800), 336 states have call successors, (336), 128 states have call predecessors, (336), 127 states have return successors, (332), 332 states have call predecessors, (332), 332 states have call successors, (332) [2021-11-12 23:06:37,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1806 states to 1806 states and 2468 transitions. [2021-11-12 23:06:37,303 INFO L78 Accepts]: Start accepts. Automaton has 1806 states and 2468 transitions. Word has length 44 [2021-11-12 23:06:37,303 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:06:37,303 INFO L470 AbstractCegarLoop]: Abstraction has 1806 states and 2468 transitions. [2021-11-12 23:06:37,303 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 2 states have call successors, (3), 3 states have call predecessors, (3), 2 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-12 23:06:37,304 INFO L276 IsEmpty]: Start isEmpty. Operand 1806 states and 2468 transitions. [2021-11-12 23:06:37,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-12 23:06:37,305 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:06:37,305 INFO L514 BasicCegarLoop]: trace histogram [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] [2021-11-12 23:06:37,337 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (14)] Forceful destruction successful, exit code 0 [2021-11-12 23:06:37,523 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt (15)] Forceful destruction successful, exit code 0 [2021-11-12 23:06:37,720 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3,15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt [2021-11-12 23:06:37,721 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:06:37,721 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:06:37,721 INFO L85 PathProgramCache]: Analyzing trace with hash -1266701508, now seen corresponding path program 1 times [2021-11-12 23:06:37,722 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:06:37,722 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [431961881] [2021-11-12 23:06:37,722 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:06:37,722 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:06:37,722 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:06:37,723 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:06:37,724 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (16)] Waiting until timeout for monitored process [2021-11-12 23:06:38,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:06:38,476 INFO L263 TraceCheckSpWp]: Trace formula consists of 631 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-12 23:06:38,477 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:06:38,648 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-12 23:06:38,648 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:06:38,861 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-12 23:06:38,862 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:06:38,862 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [431961881] [2021-11-12 23:06:38,862 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [431961881] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-12 23:06:38,862 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1092267332] [2021-11-12 23:06:38,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:06:38,862 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-12 23:06:38,863 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/cvc4 [2021-11-12 23:06:38,863 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-12 23:06:38,864 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2021-11-12 23:06:39,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:06:39,256 INFO L263 TraceCheckSpWp]: Trace formula consists of 631 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-12 23:06:39,257 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:06:39,547 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-12 23:06:39,547 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:06:39,751 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-12 23:06:39,751 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1092267332] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 23:06:39,751 INFO L186 FreeRefinementEngine]: Found 2 perfect and 2 imperfect interpolant sequences. [2021-11-12 23:06:39,751 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [5, 5] total 9 [2021-11-12 23:06:39,751 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1622374389] [2021-11-12 23:06:39,751 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 23:06:39,752 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-12 23:06:39,752 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:06:39,752 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-12 23:06:39,753 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2021-11-12 23:06:39,753 INFO L87 Difference]: Start difference. First operand 1806 states and 2468 transitions. Second operand has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (3), 3 states have call predecessors, (3), 2 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-12 23:06:41,807 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-12 23:06:41,927 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:06:41,928 INFO L93 Difference]: Finished difference Result 1808 states and 2469 transitions. [2021-11-12 23:06:41,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-12 23:06:41,928 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (3), 3 states have call predecessors, (3), 2 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 45 [2021-11-12 23:06:41,929 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:06:41,941 INFO L225 Difference]: With dead ends: 1808 [2021-11-12 23:06:41,941 INFO L226 Difference]: Without dead ends: 1805 [2021-11-12 23:06:41,943 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 176 GetRequests, 169 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2021-11-12 23:06:41,943 INFO L933 BasicCegarLoop]: 607 mSDtfsCounter, 574 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2056.00ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 574 SdHoareTripleChecker+Valid, 607 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 2.11ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2079.73ms IncrementalHoareTripleChecker+Time [2021-11-12 23:06:41,944 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [574 Valid, 607 Invalid, 2 Unknown, 0 Unchecked, 2.11ms Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 1 Unknown, 0 Unchecked, 2079.73ms Time] [2021-11-12 23:06:41,946 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1805 states. [2021-11-12 23:06:42,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1805 to 1805. [2021-11-12 23:06:42,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1805 states, 1342 states have (on average 1.3405365126676603) internal successors, (1799), 1355 states have internal predecessors, (1799), 335 states have call successors, (335), 128 states have call predecessors, (335), 127 states have return successors, (332), 332 states have call predecessors, (332), 332 states have call successors, (332) [2021-11-12 23:06:42,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1805 states to 1805 states and 2466 transitions. [2021-11-12 23:06:42,117 INFO L78 Accepts]: Start accepts. Automaton has 1805 states and 2466 transitions. Word has length 45 [2021-11-12 23:06:42,118 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:06:42,118 INFO L470 AbstractCegarLoop]: Abstraction has 1805 states and 2466 transitions. [2021-11-12 23:06:42,118 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (3), 3 states have call predecessors, (3), 2 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-12 23:06:42,118 INFO L276 IsEmpty]: Start isEmpty. Operand 1805 states and 2466 transitions. [2021-11-12 23:06:42,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-12 23:06:42,119 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:06:42,119 INFO L514 BasicCegarLoop]: trace histogram [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] [2021-11-12 23:06:42,128 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt (17)] Forceful destruction successful, exit code 0 [2021-11-12 23:06:42,344 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (16)] Forceful destruction successful, exit code 0 [2021-11-12 23:06:42,528 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt,16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 23:06:42,529 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:06:42,529 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:06:42,529 INFO L85 PathProgramCache]: Analyzing trace with hash -613280751, now seen corresponding path program 1 times [2021-11-12 23:06:42,530 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:06:42,530 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1184503301] [2021-11-12 23:06:42,530 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:06:42,530 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:06:42,531 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:06:42,531 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:06:42,532 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (18)] Waiting until timeout for monitored process [2021-11-12 23:06:43,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:06:43,264 INFO L263 TraceCheckSpWp]: Trace formula consists of 632 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-12 23:06:43,267 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:06:43,441 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-12 23:06:43,441 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:06:43,661 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-12 23:06:43,661 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:06:43,661 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1184503301] [2021-11-12 23:06:43,661 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1184503301] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-12 23:06:43,661 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [856983528] [2021-11-12 23:06:43,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:06:43,661 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-12 23:06:43,661 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/cvc4 [2021-11-12 23:06:43,662 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-12 23:06:43,663 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2021-11-12 23:06:44,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:06:44,062 INFO L263 TraceCheckSpWp]: Trace formula consists of 632 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-12 23:06:44,063 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:06:44,321 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-12 23:06:44,322 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:06:44,525 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-12 23:06:44,525 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [856983528] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 23:06:44,526 INFO L186 FreeRefinementEngine]: Found 2 perfect and 2 imperfect interpolant sequences. [2021-11-12 23:06:44,526 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [5, 5] total 9 [2021-11-12 23:06:44,526 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [479224685] [2021-11-12 23:06:44,526 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 23:06:44,527 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-12 23:06:44,527 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:06:44,527 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-12 23:06:44,528 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2021-11-12 23:06:44,528 INFO L87 Difference]: Start difference. First operand 1805 states and 2466 transitions. Second operand has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 2 states have call successors, (3), 3 states have call predecessors, (3), 2 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-12 23:06:46,601 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-12 23:06:46,763 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:06:46,763 INFO L93 Difference]: Finished difference Result 2436 states and 3280 transitions. [2021-11-12 23:06:46,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-12 23:06:46,764 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 2 states have call successors, (3), 3 states have call predecessors, (3), 2 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 46 [2021-11-12 23:06:46,764 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:06:46,779 INFO L225 Difference]: With dead ends: 2436 [2021-11-12 23:06:46,780 INFO L226 Difference]: Without dead ends: 2403 [2021-11-12 23:06:46,782 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 180 GetRequests, 173 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2021-11-12 23:06:46,782 INFO L933 BasicCegarLoop]: 671 mSDtfsCounter, 531 mSDsluCounter, 264 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2083.62ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 531 SdHoareTripleChecker+Valid, 935 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 3.03ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2107.82ms IncrementalHoareTripleChecker+Time [2021-11-12 23:06:46,783 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [531 Valid, 935 Invalid, 7 Unknown, 0 Unchecked, 3.03ms Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 1 Unknown, 0 Unchecked, 2107.82ms Time] [2021-11-12 23:06:46,786 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2403 states. [2021-11-12 23:06:46,949 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2403 to 1914. [2021-11-12 23:06:46,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1914 states, 1390 states have (on average 1.3086330935251798) internal successors, (1819), 1405 states have internal predecessors, (1819), 377 states have call successors, (377), 147 states have call predecessors, (377), 146 states have return successors, (376), 376 states have call predecessors, (376), 376 states have call successors, (376) [2021-11-12 23:06:46,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1914 states to 1914 states and 2572 transitions. [2021-11-12 23:06:46,965 INFO L78 Accepts]: Start accepts. Automaton has 1914 states and 2572 transitions. Word has length 46 [2021-11-12 23:06:46,967 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:06:46,967 INFO L470 AbstractCegarLoop]: Abstraction has 1914 states and 2572 transitions. [2021-11-12 23:06:46,967 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 2 states have call successors, (3), 3 states have call predecessors, (3), 2 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-12 23:06:46,967 INFO L276 IsEmpty]: Start isEmpty. Operand 1914 states and 2572 transitions. [2021-11-12 23:06:46,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-12 23:06:46,970 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:06:46,970 INFO L514 BasicCegarLoop]: trace histogram [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] [2021-11-12 23:06:46,977 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt (19)] Forceful destruction successful, exit code 0 [2021-11-12 23:06:47,202 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (18)] Forceful destruction successful, exit code 0 [2021-11-12 23:06:47,382 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt,18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 23:06:47,382 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:06:47,382 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:06:47,382 INFO L85 PathProgramCache]: Analyzing trace with hash -2011509955, now seen corresponding path program 1 times [2021-11-12 23:06:47,383 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:06:47,383 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [285759789] [2021-11-12 23:06:47,383 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:06:47,384 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:06:47,384 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:06:47,384 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:06:47,387 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (20)] Waiting until timeout for monitored process [2021-11-12 23:06:48,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:06:48,200 INFO L263 TraceCheckSpWp]: Trace formula consists of 736 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-12 23:06:48,202 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:06:48,445 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-12 23:06:48,445 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:06:48,739 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-12 23:06:48,740 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:06:48,740 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [285759789] [2021-11-12 23:06:48,740 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [285759789] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-12 23:06:48,740 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [194717172] [2021-11-12 23:06:48,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:06:48,741 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-12 23:06:48,741 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/cvc4 [2021-11-12 23:06:48,757 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-12 23:06:48,762 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2021-11-12 23:06:49,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:06:49,197 INFO L263 TraceCheckSpWp]: Trace formula consists of 736 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-12 23:06:49,198 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:06:49,347 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-12 23:06:49,347 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:06:49,456 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-12 23:06:49,456 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [194717172] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 23:06:49,456 INFO L186 FreeRefinementEngine]: Found 2 perfect and 2 imperfect interpolant sequences. [2021-11-12 23:06:49,457 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [5, 5] total 9 [2021-11-12 23:06:49,457 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [756741323] [2021-11-12 23:06:49,457 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 23:06:49,457 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-12 23:06:49,457 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:06:49,458 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-12 23:06:49,458 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2021-11-12 23:06:49,458 INFO L87 Difference]: Start difference. First operand 1914 states and 2572 transitions. Second operand has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 3 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2021-11-12 23:06:51,512 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-12 23:06:51,685 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:06:51,685 INFO L93 Difference]: Finished difference Result 1914 states and 2572 transitions. [2021-11-12 23:06:51,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-12 23:06:51,686 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 3 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 68 [2021-11-12 23:06:51,686 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:06:51,686 INFO L225 Difference]: With dead ends: 1914 [2021-11-12 23:06:51,687 INFO L226 Difference]: Without dead ends: 0 [2021-11-12 23:06:51,693 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 268 GetRequests, 261 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2021-11-12 23:06:51,693 INFO L933 BasicCegarLoop]: 773 mSDtfsCounter, 254 mSDsluCounter, 535 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2063.75ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 254 SdHoareTripleChecker+Valid, 1308 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 7.44ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2088.92ms IncrementalHoareTripleChecker+Time [2021-11-12 23:06:51,694 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [254 Valid, 1308 Invalid, 5 Unknown, 0 Unchecked, 7.44ms Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 1 Unknown, 0 Unchecked, 2088.92ms Time] [2021-11-12 23:06:51,694 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-12 23:06:51,694 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-12 23:06:51,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:06:51,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-12 23:06:51,695 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 68 [2021-11-12 23:06:51,695 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:06:51,696 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-12 23:06:51,696 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 3 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2021-11-12 23:06:51,696 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-12 23:06:51,696 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-12 23:06:51,699 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-12 23:06:51,726 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (20)] Forceful destruction successful, exit code 0 [2021-11-12 23:06:51,925 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt (21)] Forceful destruction successful, exit code 0 [2021-11-12 23:06:52,121 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3,21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt [2021-11-12 23:06:52,123 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-12 23:07:16,515 INFO L858 garLoopResultBuilder]: For program point L2977(line 2977) no Hoare annotation was computed. [2021-11-12 23:07:16,515 INFO L858 garLoopResultBuilder]: For program point L2971-1(line 2971) no Hoare annotation was computed. [2021-11-12 23:07:16,516 INFO L861 garLoopResultBuilder]: At program point L2971(line 2971) the Hoare annotation is: true [2021-11-12 23:07:16,516 INFO L858 garLoopResultBuilder]: For program point L2967(lines 2967 2978) no Hoare annotation was computed. [2021-11-12 23:07:16,516 INFO L858 garLoopResultBuilder]: For program point L2967-2(lines 2963 2979) no Hoare annotation was computed. [2021-11-12 23:07:16,516 INFO L858 garLoopResultBuilder]: For program point L2963(lines 2963 2979) no Hoare annotation was computed. [2021-11-12 23:07:16,516 INFO L861 garLoopResultBuilder]: At program point L2961-1(line 2961) the Hoare annotation is: true [2021-11-12 23:07:16,516 INFO L861 garLoopResultBuilder]: At program point L2961(line 2961) the Hoare annotation is: true [2021-11-12 23:07:16,517 INFO L861 garLoopResultBuilder]: At program point copy_from_userENTRY(lines 2951 2982) the Hoare annotation is: true [2021-11-12 23:07:16,517 INFO L858 garLoopResultBuilder]: For program point copy_from_userEXIT(lines 2951 2982) no Hoare annotation was computed. [2021-11-12 23:07:16,517 INFO L858 garLoopResultBuilder]: For program point L2972(lines 2972 2976) no Hoare annotation was computed. [2021-11-12 23:07:16,517 INFO L861 garLoopResultBuilder]: At program point L2972-2(lines 2972 2976) the Hoare annotation is: true [2021-11-12 23:07:16,517 INFO L861 garLoopResultBuilder]: At program point L2968(line 2968) the Hoare annotation is: true [2021-11-12 23:07:16,518 INFO L861 garLoopResultBuilder]: At program point L2966(line 2966) the Hoare annotation is: true [2021-11-12 23:07:16,518 INFO L858 garLoopResultBuilder]: For program point L2968-1(line 2968) no Hoare annotation was computed. [2021-11-12 23:07:16,518 INFO L861 garLoopResultBuilder]: At program point L2964(line 2964) the Hoare annotation is: true [2021-11-12 23:07:16,518 INFO L858 garLoopResultBuilder]: For program point L2966-1(line 2966) no Hoare annotation was computed. [2021-11-12 23:07:16,518 INFO L858 garLoopResultBuilder]: For program point L2962(line 2962) no Hoare annotation was computed. [2021-11-12 23:07:16,518 INFO L858 garLoopResultBuilder]: For program point L2964-1(line 2964) no Hoare annotation was computed. [2021-11-12 23:07:16,518 INFO L858 garLoopResultBuilder]: For program point copy_from_userFINAL(lines 2951 2982) no Hoare annotation was computed. [2021-11-12 23:07:16,519 INFO L861 garLoopResultBuilder]: At program point pi_releaseENTRY(lines 4566 4568) the Hoare annotation is: true [2021-11-12 23:07:16,519 INFO L858 garLoopResultBuilder]: For program point pi_releaseFINAL(lines 4566 4568) no Hoare annotation was computed. [2021-11-12 23:07:16,519 INFO L858 garLoopResultBuilder]: For program point pi_releaseEXIT(lines 4566 4568) no Hoare annotation was computed. [2021-11-12 23:07:16,519 INFO L858 garLoopResultBuilder]: For program point pi_initEXIT(lines 4556 4558) no Hoare annotation was computed. [2021-11-12 23:07:16,519 INFO L861 garLoopResultBuilder]: At program point pi_initENTRY(lines 4556 4558) the Hoare annotation is: true [2021-11-12 23:07:16,519 INFO L858 garLoopResultBuilder]: For program point pi_initFINAL(lines 4556 4558) no Hoare annotation was computed. [2021-11-12 23:07:16,520 INFO L858 garLoopResultBuilder]: For program point write_regFINAL(lines 3063 3069) no Hoare annotation was computed. [2021-11-12 23:07:16,520 INFO L861 garLoopResultBuilder]: At program point L4573(lines 4572 4574) the Hoare annotation is: true [2021-11-12 23:07:16,520 INFO L861 garLoopResultBuilder]: At program point write_regENTRY(lines 3063 3069) the Hoare annotation is: true [2021-11-12 23:07:16,520 INFO L858 garLoopResultBuilder]: For program point write_regEXIT(lines 3063 3069) no Hoare annotation was computed. [2021-11-12 23:07:16,520 INFO L858 garLoopResultBuilder]: For program point pg_sleepEXIT(lines 3076 3082) no Hoare annotation was computed. [2021-11-12 23:07:16,520 INFO L861 garLoopResultBuilder]: At program point pg_sleepENTRY(lines 3076 3082) the Hoare annotation is: true [2021-11-12 23:07:16,521 INFO L858 garLoopResultBuilder]: For program point pg_sleepFINAL(lines 3076 3082) no Hoare annotation was computed. [2021-11-12 23:07:16,521 INFO L861 garLoopResultBuilder]: At program point L4581(lines 4580 4582) the Hoare annotation is: true [2021-11-12 23:07:16,521 INFO L861 garLoopResultBuilder]: At program point pi_read_regrENTRY(lines 4563 4565) the Hoare annotation is: true [2021-11-12 23:07:16,521 INFO L858 garLoopResultBuilder]: For program point pi_read_regrFINAL(lines 4563 4565) no Hoare annotation was computed. [2021-11-12 23:07:16,521 INFO L858 garLoopResultBuilder]: For program point pi_read_regrEXIT(lines 4563 4565) no Hoare annotation was computed. [2021-11-12 23:07:16,521 INFO L861 garLoopResultBuilder]: At program point might_faultFINAL(lines 4532 4534) the Hoare annotation is: true [2021-11-12 23:07:16,522 INFO L858 garLoopResultBuilder]: For program point might_faultEXIT(lines 4532 4534) no Hoare annotation was computed. [2021-11-12 23:07:16,522 INFO L861 garLoopResultBuilder]: At program point pi_disconnectENTRY(lines 4552 4554) the Hoare annotation is: true [2021-11-12 23:07:16,522 INFO L858 garLoopResultBuilder]: For program point pi_disconnectFINAL(lines 4552 4554) no Hoare annotation was computed. [2021-11-12 23:07:16,522 INFO L858 garLoopResultBuilder]: For program point pi_disconnectEXIT(lines 4552 4554) no Hoare annotation was computed. [2021-11-12 23:07:16,522 INFO L858 garLoopResultBuilder]: For program point L3425(lines 3425 3429) no Hoare annotation was computed. [2021-11-12 23:07:16,522 INFO L858 garLoopResultBuilder]: For program point pg_probeEXIT(lines 3407 3441) no Hoare annotation was computed. [2021-11-12 23:07:16,522 INFO L858 garLoopResultBuilder]: For program point L3419-1(line 3419) no Hoare annotation was computed. [2021-11-12 23:07:16,523 INFO L861 garLoopResultBuilder]: At program point L3419(line 3419) the Hoare annotation is: true [2021-11-12 23:07:16,523 INFO L858 garLoopResultBuilder]: For program point L3417(line 3417) no Hoare annotation was computed. [2021-11-12 23:07:16,523 INFO L861 garLoopResultBuilder]: At program point L3413-1(lines 3413 3438) the Hoare annotation is: true [2021-11-12 23:07:16,523 INFO L858 garLoopResultBuilder]: For program point L3413(lines 3413 3438) no Hoare annotation was computed. [2021-11-12 23:07:16,523 INFO L861 garLoopResultBuilder]: At program point L3434(line 3434) the Hoare annotation is: true [2021-11-12 23:07:16,523 INFO L861 garLoopResultBuilder]: At program point L3432(line 3432) the Hoare annotation is: true [2021-11-12 23:07:16,524 INFO L858 garLoopResultBuilder]: For program point L3434-1(line 3434) no Hoare annotation was computed. [2021-11-12 23:07:16,524 INFO L858 garLoopResultBuilder]: For program point L3432-1(line 3432) no Hoare annotation was computed. [2021-11-12 23:07:16,524 INFO L861 garLoopResultBuilder]: At program point L3426(lines 3413 3431) the Hoare annotation is: true [2021-11-12 23:07:16,524 INFO L861 garLoopResultBuilder]: At program point L3424(lines 3413 3431) the Hoare annotation is: true [2021-11-12 23:07:16,524 INFO L858 garLoopResultBuilder]: For program point pg_probeFINAL(lines 3407 3441) no Hoare annotation was computed. [2021-11-12 23:07:16,524 INFO L858 garLoopResultBuilder]: For program point L3418(lines 3418 3422) no Hoare annotation was computed. [2021-11-12 23:07:16,524 INFO L861 garLoopResultBuilder]: At program point pg_probeENTRY(lines 3407 3441) the Hoare annotation is: true [2021-11-12 23:07:16,525 INFO L858 garLoopResultBuilder]: For program point L3433(lines 3433 3437) no Hoare annotation was computed. [2021-11-12 23:07:16,525 INFO L861 garLoopResultBuilder]: At program point L3052(line 3052) the Hoare annotation is: true [2021-11-12 23:07:16,525 INFO L858 garLoopResultBuilder]: For program point L3052-1(line 3052) no Hoare annotation was computed. [2021-11-12 23:07:16,525 INFO L858 garLoopResultBuilder]: For program point status_regEXIT(lines 3049 3055) no Hoare annotation was computed. [2021-11-12 23:07:16,525 INFO L861 garLoopResultBuilder]: At program point status_regENTRY(lines 3049 3055) the Hoare annotation is: true [2021-11-12 23:07:16,525 INFO L858 garLoopResultBuilder]: For program point status_regFINAL(lines 3049 3055) no Hoare annotation was computed. [2021-11-12 23:07:16,526 INFO L858 garLoopResultBuilder]: For program point L3202-1(line 3202) no Hoare annotation was computed. [2021-11-12 23:07:16,526 INFO L858 garLoopResultBuilder]: For program point L3231-1(line 3231) no Hoare annotation was computed. [2021-11-12 23:07:16,526 INFO L861 garLoopResultBuilder]: At program point L3231(line 3231) the Hoare annotation is: true [2021-11-12 23:07:16,526 INFO L861 garLoopResultBuilder]: At program point L3240(line 3240) the Hoare annotation is: true [2021-11-12 23:07:16,526 INFO L858 garLoopResultBuilder]: For program point L3207-1(line 3207) no Hoare annotation was computed. [2021-11-12 23:07:16,526 INFO L861 garLoopResultBuilder]: At program point L3207(line 3207) the Hoare annotation is: true [2021-11-12 23:07:16,527 INFO L858 garLoopResultBuilder]: For program point L3240-1(line 3240) no Hoare annotation was computed. [2021-11-12 23:07:16,527 INFO L861 garLoopResultBuilder]: At program point L3232(lines 3201 3242) the Hoare annotation is: true [2021-11-12 23:07:16,527 INFO L858 garLoopResultBuilder]: For program point L3220-1(lines 3220 3228) no Hoare annotation was computed. [2021-11-12 23:07:16,527 INFO L858 garLoopResultBuilder]: For program point L3216-1(lines 3201 3242) no Hoare annotation was computed. [2021-11-12 23:07:16,527 INFO L858 garLoopResultBuilder]: For program point L3212(lines 3212 3215) no Hoare annotation was computed. [2021-11-12 23:07:16,527 INFO L858 garLoopResultBuilder]: For program point L3212-2(lines 3201 3242) no Hoare annotation was computed. [2021-11-12 23:07:16,527 INFO L861 garLoopResultBuilder]: At program point L3237(lines 3201 3242) the Hoare annotation is: true [2021-11-12 23:07:16,528 INFO L858 garLoopResultBuilder]: For program point L3233(line 3233) no Hoare annotation was computed. [2021-11-12 23:07:16,528 INFO L858 garLoopResultBuilder]: For program point L3221(lines 3221 3225) no Hoare annotation was computed. [2021-11-12 23:07:16,528 INFO L858 garLoopResultBuilder]: For program point L3221-2(lines 3221 3225) no Hoare annotation was computed. [2021-11-12 23:07:16,528 INFO L858 garLoopResultBuilder]: For program point L3213-1(line 3213) no Hoare annotation was computed. [2021-11-12 23:07:16,528 INFO L858 garLoopResultBuilder]: For program point pg_completionFINAL(lines 3191 3243) no Hoare annotation was computed. [2021-11-12 23:07:16,528 INFO L861 garLoopResultBuilder]: At program point L3213(line 3213) the Hoare annotation is: true [2021-11-12 23:07:16,528 INFO L858 garLoopResultBuilder]: For program point L3234(lines 3234 3238) no Hoare annotation was computed. [2021-11-12 23:07:16,529 INFO L858 garLoopResultBuilder]: For program point pg_completionEXIT(lines 3191 3243) no Hoare annotation was computed. [2021-11-12 23:07:16,529 INFO L861 garLoopResultBuilder]: At program point L4560(lines 4559 4561) the Hoare annotation is: true [2021-11-12 23:07:16,529 INFO L861 garLoopResultBuilder]: At program point pg_completionENTRY(lines 3191 3243) the Hoare annotation is: true [2021-11-12 23:07:16,529 INFO L861 garLoopResultBuilder]: At program point L3210(line 3210) the Hoare annotation is: true [2021-11-12 23:07:16,529 INFO L858 garLoopResultBuilder]: For program point L3210-1(line 3210) no Hoare annotation was computed. [2021-11-12 23:07:16,529 INFO L858 garLoopResultBuilder]: For program point L3206(line 3206) no Hoare annotation was computed. [2021-11-12 23:07:16,529 INFO L861 garLoopResultBuilder]: At program point L3202(line 3202) the Hoare annotation is: true [2021-11-12 23:07:16,530 INFO L861 garLoopResultBuilder]: At program point L3235(lines 3201 3242) the Hoare annotation is: true [2021-11-12 23:07:16,530 INFO L861 garLoopResultBuilder]: At program point ldv_unregister_chrdev_11ENTRY(lines 4032 4039) the Hoare annotation is: true [2021-11-12 23:07:16,530 INFO L861 garLoopResultBuilder]: At program point L4513(lines 4512 4514) the Hoare annotation is: true [2021-11-12 23:07:16,530 INFO L858 garLoopResultBuilder]: For program point ldv_unregister_chrdev_11EXIT(lines 4032 4039) no Hoare annotation was computed. [2021-11-12 23:07:16,530 INFO L858 garLoopResultBuilder]: For program point ldv_unregister_chrdev_11FINAL(lines 4032 4039) no Hoare annotation was computed. [2021-11-12 23:07:16,530 INFO L861 garLoopResultBuilder]: At program point L2903(lines 2899 2905) the Hoare annotation is: true [2021-11-12 23:07:16,531 INFO L858 garLoopResultBuilder]: For program point DRIVEFINAL(lines 3070 3075) no Hoare annotation was computed. [2021-11-12 23:07:16,531 INFO L858 garLoopResultBuilder]: For program point DRIVEEXIT(lines 3070 3075) no Hoare annotation was computed. [2021-11-12 23:07:16,531 INFO L861 garLoopResultBuilder]: At program point DRIVEENTRY(lines 3070 3075) the Hoare annotation is: true [2021-11-12 23:07:16,531 INFO L861 garLoopResultBuilder]: At program point mutex_unlockENTRY(lines 4542 4544) the Hoare annotation is: true [2021-11-12 23:07:16,531 INFO L858 garLoopResultBuilder]: For program point mutex_unlockEXIT(lines 4542 4544) no Hoare annotation was computed. [2021-11-12 23:07:16,531 INFO L858 garLoopResultBuilder]: For program point mutex_unlockFINAL(lines 4542 4544) no Hoare annotation was computed. [2021-11-12 23:07:16,531 INFO L858 garLoopResultBuilder]: For program point copy_to_userEXIT(lines 2983 2990) no Hoare annotation was computed. [2021-11-12 23:07:16,532 INFO L861 garLoopResultBuilder]: At program point copy_to_userENTRY(lines 2983 2990) the Hoare annotation is: true [2021-11-12 23:07:16,532 INFO L858 garLoopResultBuilder]: For program point copy_to_userFINAL(lines 2983 2990) no Hoare annotation was computed. [2021-11-12 23:07:16,532 INFO L861 garLoopResultBuilder]: At program point L2986(line 2986) the Hoare annotation is: true [2021-11-12 23:07:16,532 INFO L858 garLoopResultBuilder]: For program point L2986-1(line 2986) no Hoare annotation was computed. [2021-11-12 23:07:16,532 INFO L861 garLoopResultBuilder]: At program point L4521(lines 4520 4522) the Hoare annotation is: true [2021-11-12 23:07:16,532 INFO L858 garLoopResultBuilder]: For program point L3105(line 3105) no Hoare annotation was computed. [2021-11-12 23:07:16,533 INFO L858 garLoopResultBuilder]: For program point pg_waitFINAL(lines 3083 3137) no Hoare annotation was computed. [2021-11-12 23:07:16,533 INFO L858 garLoopResultBuilder]: For program point L3099(lines 3099 3103) no Hoare annotation was computed. [2021-11-12 23:07:16,533 INFO L858 garLoopResultBuilder]: For program point L3118(lines 3118 3122) no Hoare annotation was computed. [2021-11-12 23:07:16,533 INFO L861 garLoopResultBuilder]: At program point L3116(line 3116) the Hoare annotation is: true [2021-11-12 23:07:16,533 INFO L858 garLoopResultBuilder]: For program point L3118-2(lines 3118 3122) no Hoare annotation was computed. [2021-11-12 23:07:16,533 INFO L861 garLoopResultBuilder]: At program point L3114(line 3114) the Hoare annotation is: true [2021-11-12 23:07:16,533 INFO L858 garLoopResultBuilder]: For program point L3116-1(line 3116) no Hoare annotation was computed. [2021-11-12 23:07:16,534 INFO L858 garLoopResultBuilder]: For program point L3114-1(line 3114) no Hoare annotation was computed. [2021-11-12 23:07:16,534 INFO L861 garLoopResultBuilder]: At program point pg_waitENTRY(lines 3083 3137) the Hoare annotation is: true [2021-11-12 23:07:16,534 INFO L858 garLoopResultBuilder]: For program point L3106(lines 3106 3110) no Hoare annotation was computed. [2021-11-12 23:07:16,534 INFO L858 garLoopResultBuilder]: For program point pg_waitEXIT(lines 3083 3137) no Hoare annotation was computed. [2021-11-12 23:07:16,534 INFO L861 garLoopResultBuilder]: At program point L3102(line 3102) the Hoare annotation is: true [2021-11-12 23:07:16,534 INFO L861 garLoopResultBuilder]: At program point L4506(lines 4505 4507) the Hoare annotation is: true [2021-11-12 23:07:16,534 INFO L861 garLoopResultBuilder]: At program point L3102-1(lines 3092 3136) the Hoare annotation is: true [2021-11-12 23:07:16,535 INFO L858 garLoopResultBuilder]: For program point L3127-1(lines 3127 3130) no Hoare annotation was computed. [2021-11-12 23:07:16,535 INFO L858 garLoopResultBuilder]: For program point L3117(lines 3117 3126) no Hoare annotation was computed. [2021-11-12 23:07:16,535 INFO L858 garLoopResultBuilder]: For program point L3115-1(line 3115) no Hoare annotation was computed. [2021-11-12 23:07:16,535 INFO L861 garLoopResultBuilder]: At program point L3115(line 3115) the Hoare annotation is: true [2021-11-12 23:07:16,535 INFO L858 garLoopResultBuilder]: For program point L3117-2(lines 3113 3133) no Hoare annotation was computed. [2021-11-12 23:07:16,535 INFO L858 garLoopResultBuilder]: For program point L3113(lines 3113 3134) no Hoare annotation was computed. [2021-11-12 23:07:16,536 INFO L861 garLoopResultBuilder]: At program point L3109(lines 3092 3136) the Hoare annotation is: true [2021-11-12 23:07:16,536 INFO L861 garLoopResultBuilder]: At program point L3107(lines 3092 3136) the Hoare annotation is: true [2021-11-12 23:07:16,536 INFO L858 garLoopResultBuilder]: For program point ldv_errorFINAL(lines 4041 4046) no Hoare annotation was computed. [2021-11-12 23:07:16,536 INFO L861 garLoopResultBuilder]: At program point ldv_errorENTRY(lines 4041 4046) the Hoare annotation is: true [2021-11-12 23:07:16,536 INFO L858 garLoopResultBuilder]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 4044) no Hoare annotation was computed. [2021-11-12 23:07:16,536 INFO L858 garLoopResultBuilder]: For program point ldv_errorEXIT(lines 4041 4046) no Hoare annotation was computed. [2021-11-12 23:07:16,537 INFO L861 garLoopResultBuilder]: At program point L3582(line 3582) the Hoare annotation is: true [2021-11-12 23:07:16,537 INFO L858 garLoopResultBuilder]: For program point L3582-1(line 3582) no Hoare annotation was computed. [2021-11-12 23:07:16,537 INFO L858 garLoopResultBuilder]: For program point L3578(lines 3578 3581) no Hoare annotation was computed. [2021-11-12 23:07:16,537 INFO L858 garLoopResultBuilder]: For program point L3574(lines 3574 3577) no Hoare annotation was computed. [2021-11-12 23:07:16,537 INFO L858 garLoopResultBuilder]: For program point pg_writeEXIT(lines 3563 3636) no Hoare annotation was computed. [2021-11-12 23:07:16,537 INFO L858 garLoopResultBuilder]: For program point L3599(lines 3599 3611) no Hoare annotation was computed. [2021-11-12 23:07:16,537 INFO L861 garLoopResultBuilder]: At program point L3628(lines 3628 3629) the Hoare annotation is: true [2021-11-12 23:07:16,538 INFO L858 garLoopResultBuilder]: For program point L3595(lines 3595 3598) no Hoare annotation was computed. [2021-11-12 23:07:16,538 INFO L858 garLoopResultBuilder]: For program point L3628-1(lines 3628 3629) no Hoare annotation was computed. [2021-11-12 23:07:16,538 INFO L858 garLoopResultBuilder]: For program point L3591(lines 3591 3594) no Hoare annotation was computed. [2021-11-12 23:07:16,538 INFO L858 garLoopResultBuilder]: For program point L3620(lines 3620 3623) no Hoare annotation was computed. [2021-11-12 23:07:16,538 INFO L858 garLoopResultBuilder]: For program point L3587(lines 3587 3590) no Hoare annotation was computed. [2021-11-12 23:07:16,538 INFO L858 garLoopResultBuilder]: For program point pg_writeFINAL(lines 3563 3636) no Hoare annotation was computed. [2021-11-12 23:07:16,538 INFO L858 garLoopResultBuilder]: For program point L3583(lines 3583 3586) no Hoare annotation was computed. [2021-11-12 23:07:16,539 INFO L858 garLoopResultBuilder]: For program point L3612(lines 3612 3615) no Hoare annotation was computed. [2021-11-12 23:07:16,539 INFO L861 garLoopResultBuilder]: At program point L3604(line 3604) the Hoare annotation is: true [2021-11-12 23:07:16,539 INFO L861 garLoopResultBuilder]: At program point pg_writeENTRY(lines 3563 3636) the Hoare annotation is: true [2021-11-12 23:07:16,539 INFO L858 garLoopResultBuilder]: For program point L3604-1(line 3604) no Hoare annotation was computed. [2021-11-12 23:07:16,539 INFO L858 garLoopResultBuilder]: For program point L3600(lines 3600 3603) no Hoare annotation was computed. [2021-11-12 23:07:16,539 INFO L858 garLoopResultBuilder]: For program point L3605(lines 3605 3608) no Hoare annotation was computed. [2021-11-12 23:07:16,539 INFO L858 garLoopResultBuilder]: For program point L3630(lines 3630 3633) no Hoare annotation was computed. [2021-11-12 23:07:16,540 INFO L861 garLoopResultBuilder]: At program point L3618(line 3618) the Hoare annotation is: true [2021-11-12 23:07:16,540 INFO L858 garLoopResultBuilder]: For program point L3618-1(line 3618) no Hoare annotation was computed. [2021-11-12 23:07:16,540 INFO L858 garLoopResultBuilder]: For program point L3619(lines 3619 3626) no Hoare annotation was computed. [2021-11-12 23:07:16,540 INFO L861 garLoopResultBuilder]: At program point pi_connectENTRY(lines 4549 4551) the Hoare annotation is: true [2021-11-12 23:07:16,540 INFO L858 garLoopResultBuilder]: For program point pi_connectEXIT(lines 4549 4551) no Hoare annotation was computed. [2021-11-12 23:07:16,540 INFO L858 garLoopResultBuilder]: For program point pi_connectFINAL(lines 4549 4551) no Hoare annotation was computed. [2021-11-12 23:07:16,540 INFO L858 garLoopResultBuilder]: For program point L3161-1(line 3161) no Hoare annotation was computed. [2021-11-12 23:07:16,541 INFO L861 garLoopResultBuilder]: At program point L3161(line 3161) the Hoare annotation is: true [2021-11-12 23:07:16,541 INFO L858 garLoopResultBuilder]: For program point pg_commandEXIT(lines 3138 3190) no Hoare annotation was computed. [2021-11-12 23:07:16,541 INFO L858 garLoopResultBuilder]: For program point L3157(lines 3157 3160) no Hoare annotation was computed. [2021-11-12 23:07:16,541 INFO L861 garLoopResultBuilder]: At program point L3153-1(line 3153) the Hoare annotation is: true [2021-11-12 23:07:16,541 INFO L861 garLoopResultBuilder]: At program point L3153(line 3153) the Hoare annotation is: true [2021-11-12 23:07:16,541 INFO L858 garLoopResultBuilder]: For program point L3149(lines 3149 3152) no Hoare annotation was computed. [2021-11-12 23:07:16,541 INFO L858 garLoopResultBuilder]: For program point L3145-1(line 3145) no Hoare annotation was computed. [2021-11-12 23:07:16,542 INFO L861 garLoopResultBuilder]: At program point L3145(line 3145) the Hoare annotation is: true [2021-11-12 23:07:16,542 INFO L858 garLoopResultBuilder]: For program point L3162(lines 3162 3166) no Hoare annotation was computed. [2021-11-12 23:07:16,542 INFO L861 garLoopResultBuilder]: At program point L3154(line 3154) the Hoare annotation is: true [2021-11-12 23:07:16,542 INFO L858 garLoopResultBuilder]: For program point L3187-1(line 3187) no Hoare annotation was computed. [2021-11-12 23:07:16,542 INFO L861 garLoopResultBuilder]: At program point L3187(line 3187) the Hoare annotation is: true [2021-11-12 23:07:16,542 INFO L861 garLoopResultBuilder]: At program point L3146(line 3146) the Hoare annotation is: true [2021-11-12 23:07:16,542 INFO L861 garLoopResultBuilder]: At program point L3179(lines 3168 3183) the Hoare annotation is: true [2021-11-12 23:07:16,543 INFO L858 garLoopResultBuilder]: For program point L3146-1(line 3146) no Hoare annotation was computed. [2021-11-12 23:07:16,543 INFO L861 garLoopResultBuilder]: At program point L3175(lines 3168 3183) the Hoare annotation is: true [2021-11-12 23:07:16,543 INFO L858 garLoopResultBuilder]: For program point L3167-1(line 3167) no Hoare annotation was computed. [2021-11-12 23:07:16,543 INFO L861 garLoopResultBuilder]: At program point L3167(line 3167) the Hoare annotation is: true [2021-11-12 23:07:16,543 INFO L861 garLoopResultBuilder]: At program point L3155(line 3155) the Hoare annotation is: true [2021-11-12 23:07:16,543 INFO L861 garLoopResultBuilder]: At program point L3147-1(line 3147) the Hoare annotation is: true [2021-11-12 23:07:16,543 INFO L861 garLoopResultBuilder]: At program point L3147(line 3147) the Hoare annotation is: true [2021-11-12 23:07:16,544 INFO L858 garLoopResultBuilder]: For program point L3168(lines 3168 3184) no Hoare annotation was computed. [2021-11-12 23:07:16,544 INFO L858 garLoopResultBuilder]: For program point L3168-2(lines 3168 3184) no Hoare annotation was computed. [2021-11-12 23:07:16,544 INFO L861 garLoopResultBuilder]: At program point L3164(lines 3144 3189) the Hoare annotation is: true [2021-11-12 23:07:16,544 INFO L858 garLoopResultBuilder]: For program point pg_commandFINAL(lines 3138 3190) no Hoare annotation was computed. [2021-11-12 23:07:16,544 INFO L858 garLoopResultBuilder]: For program point L3156(line 3156) no Hoare annotation was computed. [2021-11-12 23:07:16,544 INFO L858 garLoopResultBuilder]: For program point L3148(line 3148) no Hoare annotation was computed. [2021-11-12 23:07:16,544 INFO L861 garLoopResultBuilder]: At program point pg_commandENTRY(lines 3138 3190) the Hoare annotation is: true [2021-11-12 23:07:16,545 INFO L861 garLoopResultBuilder]: At program point L3177(lines 3168 3183) the Hoare annotation is: true [2021-11-12 23:07:16,545 INFO L858 garLoopResultBuilder]: For program point ldv__builtin_expectFINAL(lines 4048 4053) no Hoare annotation was computed. [2021-11-12 23:07:16,545 INFO L861 garLoopResultBuilder]: At program point ldv__builtin_expectENTRY(lines 4048 4053) the Hoare annotation is: true [2021-11-12 23:07:16,545 INFO L858 garLoopResultBuilder]: For program point ldv__builtin_expectEXIT(lines 4048 4053) no Hoare annotation was computed. [2021-11-12 23:07:16,545 INFO L861 garLoopResultBuilder]: At program point clear_bitENTRY(lines 2805 2811) the Hoare annotation is: true [2021-11-12 23:07:16,545 INFO L858 garLoopResultBuilder]: For program point clear_bitFINAL(lines 2805 2811) no Hoare annotation was computed. [2021-11-12 23:07:16,546 INFO L858 garLoopResultBuilder]: For program point clear_bitEXIT(lines 2805 2811) no Hoare annotation was computed. [2021-11-12 23:07:16,546 INFO L858 garLoopResultBuilder]: For program point read_regFINAL(lines 3056 3062) no Hoare annotation was computed. [2021-11-12 23:07:16,546 INFO L858 garLoopResultBuilder]: For program point read_regEXIT(lines 3056 3062) no Hoare annotation was computed. [2021-11-12 23:07:16,546 INFO L861 garLoopResultBuilder]: At program point read_regENTRY(lines 3056 3062) the Hoare annotation is: true [2021-11-12 23:07:16,546 INFO L858 garLoopResultBuilder]: For program point L3059-1(line 3059) no Hoare annotation was computed. [2021-11-12 23:07:16,546 INFO L861 garLoopResultBuilder]: At program point L3059(line 3059) the Hoare annotation is: true [2021-11-12 23:07:16,546 INFO L858 garLoopResultBuilder]: For program point L3264(line 3264) no Hoare annotation was computed. [2021-11-12 23:07:16,547 INFO L861 garLoopResultBuilder]: At program point L3260(line 3260) the Hoare annotation is: true [2021-11-12 23:07:16,547 INFO L861 garLoopResultBuilder]: At program point L3322(line 3322) the Hoare annotation is: true [2021-11-12 23:07:16,547 INFO L858 garLoopResultBuilder]: For program point L3260-1(line 3260) no Hoare annotation was computed. [2021-11-12 23:07:16,547 INFO L858 garLoopResultBuilder]: For program point L3322-1(line 3322) no Hoare annotation was computed. [2021-11-12 23:07:16,547 INFO L861 garLoopResultBuilder]: At program point L3310(lines 3301 3320) the Hoare annotation is: true [2021-11-12 23:07:16,547 INFO L858 garLoopResultBuilder]: For program point L3273-1(line 3273) no Hoare annotation was computed. [2021-11-12 23:07:16,547 INFO L861 garLoopResultBuilder]: At program point L3273(line 3273) the Hoare annotation is: true [2021-11-12 23:07:16,548 INFO L858 garLoopResultBuilder]: For program point L3261-1(line 3261) no Hoare annotation was computed. [2021-11-12 23:07:16,548 INFO L861 garLoopResultBuilder]: At program point L3261(line 3261) the Hoare annotation is: true [2021-11-12 23:07:16,548 INFO L861 garLoopResultBuilder]: At program point L3290(lines 3254 3324) the Hoare annotation is: true [2021-11-12 23:07:16,548 INFO L858 garLoopResultBuilder]: For program point L3286(line 3286) no Hoare annotation was computed. [2021-11-12 23:07:16,548 INFO L858 garLoopResultBuilder]: For program point L3315-1(lines 3315 3318) no Hoare annotation was computed. [2021-11-12 23:07:16,548 INFO L858 garLoopResultBuilder]: For program point pg_resetFINAL(lines 3244 3325) no Hoare annotation was computed. [2021-11-12 23:07:16,548 INFO L858 garLoopResultBuilder]: For program point L3274(lines 3274 3278) no Hoare annotation was computed. [2021-11-12 23:07:16,549 INFO L861 garLoopResultBuilder]: At program point L3262(line 3262) the Hoare annotation is: true [2021-11-12 23:07:16,549 INFO L861 garLoopResultBuilder]: At program point L3262-1(line 3262) the Hoare annotation is: true [2021-11-12 23:07:16,549 INFO L861 garLoopResultBuilder]: At program point L3312(lines 3301 3320) the Hoare annotation is: true [2021-11-12 23:07:16,549 INFO L861 garLoopResultBuilder]: At program point pg_resetENTRY(lines 3244 3325) the Hoare annotation is: true [2021-11-12 23:07:16,549 INFO L861 garLoopResultBuilder]: At program point L3308(lines 3301 3320) the Hoare annotation is: true [2021-11-12 23:07:16,549 INFO L861 garLoopResultBuilder]: At program point L3275(lines 3254 3324) the Hoare annotation is: true [2021-11-12 23:07:16,549 INFO L858 garLoopResultBuilder]: For program point pg_resetEXIT(lines 3244 3325) no Hoare annotation was computed. [2021-11-12 23:07:16,550 INFO L858 garLoopResultBuilder]: For program point L3296(lines 3296 3300) no Hoare annotation was computed. [2021-11-12 23:07:16,550 INFO L858 garLoopResultBuilder]: For program point L3296-2(lines 3254 3324) no Hoare annotation was computed. [2021-11-12 23:07:16,550 INFO L861 garLoopResultBuilder]: At program point L3263(line 3263) the Hoare annotation is: true [2021-11-12 23:07:16,550 INFO L861 garLoopResultBuilder]: At program point L3292(lines 3254 3324) the Hoare annotation is: true [2021-11-12 23:07:16,550 INFO L861 garLoopResultBuilder]: At program point L3288(lines 3254 3324) the Hoare annotation is: true [2021-11-12 23:07:16,550 INFO L861 garLoopResultBuilder]: At program point L3280(lines 3254 3324) the Hoare annotation is: true [2021-11-12 23:07:16,550 INFO L858 garLoopResultBuilder]: For program point L3272(lines 3272 3281) no Hoare annotation was computed. [2021-11-12 23:07:16,551 INFO L861 garLoopResultBuilder]: At program point L3268(lines 3254 3324) the Hoare annotation is: true [2021-11-12 23:07:16,551 INFO L858 garLoopResultBuilder]: For program point L3301-1(lines 3301 3321) no Hoare annotation was computed. [2021-11-12 23:07:16,551 INFO L858 garLoopResultBuilder]: For program point L2913(lines 2913 2915) no Hoare annotation was computed. [2021-11-12 23:07:16,551 INFO L861 garLoopResultBuilder]: At program point ldv_mallocENTRY(lines 2921 2930) the Hoare annotation is: true [2021-11-12 23:07:16,551 INFO L858 garLoopResultBuilder]: For program point ldv_mallocEXIT(lines 2921 2930) no Hoare annotation was computed. [2021-11-12 23:07:16,551 INFO L858 garLoopResultBuilder]: For program point L2923(lines 2923 2929) no Hoare annotation was computed. [2021-11-12 23:07:16,551 INFO L861 garLoopResultBuilder]: At program point L2919(lines 2917 2920) the Hoare annotation is: true [2021-11-12 23:07:16,552 INFO L858 garLoopResultBuilder]: For program point ldv_mallocFINAL(lines 2921 2930) no Hoare annotation was computed. [2021-11-12 23:07:16,552 INFO L858 garLoopResultBuilder]: For program point L2914(line 2914) no Hoare annotation was computed. [2021-11-12 23:07:16,552 INFO L861 garLoopResultBuilder]: At program point mutex_lockENTRY(lines 4535 4537) the Hoare annotation is: true [2021-11-12 23:07:16,552 INFO L858 garLoopResultBuilder]: For program point mutex_lockFINAL(lines 4535 4537) no Hoare annotation was computed. [2021-11-12 23:07:16,552 INFO L858 garLoopResultBuilder]: For program point mutex_lockEXIT(lines 4535 4537) no Hoare annotation was computed. [2021-11-12 23:07:16,552 INFO L858 garLoopResultBuilder]: For program point _copy_from_userEXIT(lines 4516 4518) no Hoare annotation was computed. [2021-11-12 23:07:16,552 INFO L861 garLoopResultBuilder]: At program point _copy_from_userENTRY(lines 4516 4518) the Hoare annotation is: true [2021-11-12 23:07:16,553 INFO L858 garLoopResultBuilder]: For program point _copy_from_userFINAL(lines 4516 4518) no Hoare annotation was computed. [2021-11-12 23:07:16,553 INFO L854 garLoopResultBuilder]: At program point L3041(lines 3020 3047) the Hoare annotation is: (and (= ~ldv_mutex_pg_mutex~0 (_ bv1 32)) (= ~ldv_mutex_mutex_of_device~0 (_ bv1 32)) (bvsle |ULTIMATE.start_pg_init_units_~unit~0#1| (_ bv3 32)) (= ~disable~0 (_ bv0 32)) (= (_ bv1 32) ~ldv_state_variable_0~0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 (_ bv1 32)) (= ~ldv_mutex_lock~0 (_ bv1 32)) (= (_ bv0 32) ~ldv_retval_1~0)) [2021-11-12 23:07:16,553 INFO L858 garLoopResultBuilder]: For program point L3669-1(lines 3669 3677) no Hoare annotation was computed. [2021-11-12 23:07:16,553 INFO L858 garLoopResultBuilder]: For program point L3669(lines 3669 3677) no Hoare annotation was computed. [2021-11-12 23:07:16,553 INFO L858 garLoopResultBuilder]: For program point L3537(line 3537) no Hoare annotation was computed. [2021-11-12 23:07:16,553 INFO L858 garLoopResultBuilder]: For program point L4462(lines 4462 4465) no Hoare annotation was computed. [2021-11-12 23:07:16,554 INFO L858 garLoopResultBuilder]: For program point L3471(lines 3471 3474) no Hoare annotation was computed. [2021-11-12 23:07:16,554 INFO L858 garLoopResultBuilder]: For program point L3901(line 3901) no Hoare annotation was computed. [2021-11-12 23:07:16,554 INFO L854 garLoopResultBuilder]: At program point L3505(lines 3442 3507) the Hoare annotation is: (let ((.cse0 (= ~ldv_mutex_pg_mutex~0 (_ bv1 32))) (.cse1 (= ~ldv_mutex_mutex_of_device~0 (_ bv1 32))) (.cse2 (= ~disable~0 (_ bv0 32))) (.cse3 (= (_ bv1 32) ~ldv_state_variable_0~0)) (.cse4 (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 (_ bv1 32))) (.cse5 (= ~ldv_mutex_lock~0 (_ bv1 32))) (.cse6 (= (_ bv0 32) ~ldv_retval_1~0))) (or (and .cse0 .cse1 (= (_ bv0 32) ~pg_drive_count~0) .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= (_ bv0 32) |ULTIMATE.start_pg_detect_~k~3#1|)))) [2021-11-12 23:07:16,554 INFO L854 garLoopResultBuilder]: At program point L3043(lines 3016 3048) the Hoare annotation is: (and (= ~ldv_mutex_pg_mutex~0 (_ bv1 32)) (= ~ldv_mutex_mutex_of_device~0 (_ bv1 32)) (= ~disable~0 (_ bv0 32)) (= (_ bv1 32) ~ldv_state_variable_0~0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 (_ bv1 32)) (= ~ldv_mutex_lock~0 (_ bv1 32)) (= (_ bv0 32) ~ldv_retval_1~0)) [2021-11-12 23:07:16,554 INFO L858 garLoopResultBuilder]: For program point L3902(lines 3902 3933) no Hoare annotation was computed. [2021-11-12 23:07:16,554 INFO L858 garLoopResultBuilder]: For program point L3935(line 3935) no Hoare annotation was computed. [2021-11-12 23:07:16,555 INFO L858 garLoopResultBuilder]: For program point L3869(line 3869) no Hoare annotation was computed. [2021-11-12 23:07:16,555 INFO L858 garLoopResultBuilder]: For program point L3803(lines 3803 3806) no Hoare annotation was computed. [2021-11-12 23:07:16,555 INFO L858 garLoopResultBuilder]: For program point L3803-2(lines 3803 3806) no Hoare annotation was computed. [2021-11-12 23:07:16,555 INFO L854 garLoopResultBuilder]: At program point L4530(lines 4529 4531) the Hoare annotation is: (and (= ~ldv_mutex_pg_mutex~0 (_ bv1 32)) (= ~ldv_mutex_mutex_of_device~0 (_ bv1 32)) (= ~disable~0 (_ bv0 32)) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 (_ bv1 32)) (= ~ldv_mutex_lock~0 (_ bv1 32)) (= (_ bv0 32) ~ldv_retval_1~0)) [2021-11-12 23:07:16,555 INFO L858 garLoopResultBuilder]: For program point L4464-1(lines 4462 4465) no Hoare annotation was computed. [2021-11-12 23:07:16,555 INFO L854 garLoopResultBuilder]: At program point L4497(line 4497) the Hoare annotation is: false [2021-11-12 23:07:16,556 INFO L854 garLoopResultBuilder]: At program point L4464(line 4464) the Hoare annotation is: false [2021-11-12 23:07:16,556 INFO L861 garLoopResultBuilder]: At program point L4497-1(lines 4480 4501) the Hoare annotation is: true [2021-11-12 23:07:16,556 INFO L858 garLoopResultBuilder]: For program point L3870(lines 3870 3874) no Hoare annotation was computed. [2021-11-12 23:07:16,556 INFO L854 garLoopResultBuilder]: At program point L3804(line 3804) the Hoare annotation is: (and (= ~ldv_mutex_pg_mutex~0 (_ bv1 32)) (= ~ldv_mutex_mutex_of_device~0 (_ bv1 32)) (= (_ bv0 32) ~ldv_state_variable_1~0) (= ~disable~0 (_ bv0 32)) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 (_ bv1 32)) (= ~ldv_mutex_lock~0 (_ bv1 32)) (= (_ bv0 32) ~ldv_retval_1~0)) [2021-11-12 23:07:16,556 INFO L858 garLoopResultBuilder]: For program point L3804-1(line 3804) no Hoare annotation was computed. [2021-11-12 23:07:16,556 INFO L854 garLoopResultBuilder]: At program point L3771(lines 3707 3774) the Hoare annotation is: (let ((.cse0 (= ~ldv_mutex_pg_mutex~0 (_ bv1 32))) (.cse1 (= ~ldv_mutex_mutex_of_device~0 (_ bv1 32))) (.cse2 (= ~disable~0 (_ bv0 32))) (.cse3 (= (_ bv1 32) ~ldv_state_variable_0~0)) (.cse4 (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 (_ bv1 32))) (.cse5 (= ~ldv_mutex_lock~0 (_ bv1 32))) (.cse6 (= (_ bv0 32) ~ldv_retval_1~0))) (or (and .cse0 .cse1 (= (_ bv0 32) ~ldv_state_variable_1~0) .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse1 (= (_ bv0 32) ~pg_drive_count~0) .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= (_ bv0 32) |ULTIMATE.start_pg_detect_~k~3#1|)))) [2021-11-12 23:07:16,557 INFO L858 garLoopResultBuilder]: For program point L3672(lines 3672 3675) no Hoare annotation was computed. [2021-11-12 23:07:16,557 INFO L858 garLoopResultBuilder]: For program point L3540(lines 3540 3546) no Hoare annotation was computed. [2021-11-12 23:07:16,557 INFO L858 garLoopResultBuilder]: For program point L3904(lines 3904 3930) no Hoare annotation was computed. [2021-11-12 23:07:16,557 INFO L858 garLoopResultBuilder]: For program point L3541-1(line 3541) no Hoare annotation was computed. [2021-11-12 23:07:16,557 INFO L854 garLoopResultBuilder]: At program point L3541(line 3541) the Hoare annotation is: (and (= (_ bv2 32) ~ldv_mutex_pg_mutex~0) (= ~ldv_mutex_mutex_of_device~0 (_ bv1 32)) (= ~disable~0 (_ bv0 32)) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 (_ bv1 32)) (= ~ldv_mutex_lock~0 (_ bv1 32)) (= (_ bv0 32) ~ldv_retval_1~0)) [2021-11-12 23:07:16,557 INFO L858 garLoopResultBuilder]: For program point L3475-1(lines 3475 3476) no Hoare annotation was computed. [2021-11-12 23:07:16,557 INFO L854 garLoopResultBuilder]: At program point L3475(lines 3475 3476) the Hoare annotation is: (and (= ~ldv_mutex_pg_mutex~0 (_ bv1 32)) (= ~ldv_mutex_mutex_of_device~0 (_ bv1 32)) (= (_ bv0 32) ~pg_drive_count~0) (= ~disable~0 (_ bv0 32)) (= (_ bv1 32) ~ldv_state_variable_0~0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 (_ bv1 32)) (= ~ldv_mutex_lock~0 (_ bv1 32)) (= (_ bv0 32) ~ldv_retval_1~0)) [2021-11-12 23:07:16,558 INFO L854 garLoopResultBuilder]: At program point L3938(lines 3837 3943) the Hoare annotation is: (and (= ~ldv_mutex_pg_mutex~0 (_ bv1 32)) (= ~ldv_mutex_mutex_of_device~0 (_ bv1 32)) (= ~disable~0 (_ bv0 32)) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 (_ bv1 32)) (= ~ldv_mutex_lock~0 (_ bv1 32)) (= (_ bv0 32) ~ldv_retval_1~0)) [2021-11-12 23:07:16,558 INFO L858 garLoopResultBuilder]: For program point L3905(line 3905) no Hoare annotation was computed. [2021-11-12 23:07:16,558 INFO L854 garLoopResultBuilder]: At program point L3773(lines 3697 3775) the Hoare annotation is: (let ((.cse0 (= ~ldv_mutex_pg_mutex~0 (_ bv1 32))) (.cse1 (= ~ldv_mutex_mutex_of_device~0 (_ bv1 32))) (.cse2 (= ~disable~0 (_ bv0 32))) (.cse3 (= (_ bv1 32) ~ldv_state_variable_0~0)) (.cse4 (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 (_ bv1 32))) (.cse5 (= ~ldv_mutex_lock~0 (_ bv1 32))) (.cse6 (= (_ bv0 32) ~ldv_retval_1~0))) (or (and .cse0 .cse1 (= (_ bv0 32) ~ldv_state_variable_1~0) .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse1 (= (_ bv0 32) ~pg_drive_count~0) .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= (_ bv0 32) |ULTIMATE.start_pg_detect_~k~3#1|)))) [2021-11-12 23:07:16,558 INFO L854 garLoopResultBuilder]: At program point L4467(lines 4459 4469) the Hoare annotation is: (and (= ~ldv_mutex_pg_mutex~0 (_ bv1 32)) (= ~ldv_mutex_mutex_of_device~0 (_ bv1 32)) (= ~disable~0 (_ bv0 32)) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 (_ bv1 32)) (= ~ldv_mutex_lock~0 (_ bv1 32)) (= (_ bv0 32) ~ldv_retval_1~0)) [2021-11-12 23:07:16,558 INFO L858 garLoopResultBuilder]: For program point L3906(lines 3906 3911) no Hoare annotation was computed. [2021-11-12 23:07:16,558 INFO L858 garLoopResultBuilder]: For program point L3708(lines 3708 3712) no Hoare annotation was computed. [2021-11-12 23:07:16,559 INFO L858 garLoopResultBuilder]: For program point L3477(lines 3477 3486) no Hoare annotation was computed. [2021-11-12 23:07:16,559 INFO L854 garLoopResultBuilder]: At program point L2883(lines 2880 2885) the Hoare annotation is: (and (= ~ldv_mutex_pg_mutex~0 (_ bv1 32)) (= ~ldv_mutex_mutex_of_device~0 (_ bv1 32)) (= ~disable~0 (_ bv0 32)) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 (_ bv1 32)) (= ~ldv_mutex_lock~0 (_ bv1 32)) (= (_ bv0 32) ~ldv_retval_1~0)) [2021-11-12 23:07:16,559 INFO L854 garLoopResultBuilder]: At program point L3808(lines 3780 3816) the Hoare annotation is: (and (= ~ldv_mutex_pg_mutex~0 (_ bv1 32)) (= ~ldv_mutex_mutex_of_device~0 (_ bv1 32)) (= (_ bv0 32) ~ldv_state_variable_1~0) (= ~disable~0 (_ bv0 32)) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 (_ bv1 32)) (= ~ldv_mutex_lock~0 (_ bv1 32)) (= (_ bv0 32) ~ldv_retval_1~0)) [2021-11-12 23:07:16,559 INFO L854 garLoopResultBuilder]: At program point L2817(lines 2812 2819) the Hoare annotation is: (and (= (_ bv2 32) ~ldv_mutex_pg_mutex~0) (= ~ldv_mutex_mutex_of_device~0 (_ bv1 32)) (= ~disable~0 (_ bv0 32)) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 (_ bv1 32)) (= ~ldv_mutex_lock~0 (_ bv1 32)) (= (_ bv0 32) ~ldv_retval_1~0)) [2021-11-12 23:07:16,559 INFO L854 garLoopResultBuilder]: At program point L3478(line 3478) the Hoare annotation is: (and (= ~ldv_mutex_pg_mutex~0 (_ bv1 32)) (= ~ldv_mutex_mutex_of_device~0 (_ bv1 32)) (= (_ bv0 32) ~pg_drive_count~0) (= ~disable~0 (_ bv0 32)) (= (_ bv1 32) ~ldv_state_variable_0~0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 (_ bv1 32)) (= ~ldv_mutex_lock~0 (_ bv1 32)) (= (_ bv0 32) ~ldv_retval_1~0)) [2021-11-12 23:07:16,559 INFO L858 garLoopResultBuilder]: For program point L3478-1(line 3478) no Hoare annotation was computed. [2021-11-12 23:07:16,560 INFO L854 garLoopResultBuilder]: At program point L4503(line 4503) the Hoare annotation is: (let ((.cse0 (= ~ldv_mutex_pg_mutex~0 (_ bv1 32))) (.cse1 (= ~ldv_mutex_mutex_of_device~0 (_ bv1 32))) (.cse2 (= ~disable~0 (_ bv0 32))) (.cse3 (= (_ bv1 32) ~ldv_state_variable_0~0)) (.cse4 (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 (_ bv1 32))) (.cse5 (= ~ldv_mutex_lock~0 (_ bv1 32))) (.cse6 (= (_ bv0 32) ~ldv_retval_1~0))) (or (and .cse0 .cse1 (= (_ bv0 32) ~pg_drive_count~0) .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= (_ bv0 32) |ULTIMATE.start_pg_detect_~k~3#1|)))) [2021-11-12 23:07:16,560 INFO L858 garLoopResultBuilder]: For program point L4503-1(line 4503) no Hoare annotation was computed. [2021-11-12 23:07:16,560 INFO L858 garLoopResultBuilder]: For program point L3479(lines 3479 3484) no Hoare annotation was computed. [2021-11-12 23:07:16,560 INFO L854 garLoopResultBuilder]: At program point L4503-2(lines 4502 4504) the Hoare annotation is: (let ((.cse0 (= ~ldv_mutex_pg_mutex~0 (_ bv1 32))) (.cse1 (= ~ldv_mutex_mutex_of_device~0 (_ bv1 32))) (.cse2 (= ~disable~0 (_ bv0 32))) (.cse3 (= (_ bv1 32) ~ldv_state_variable_0~0)) (.cse4 (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 (_ bv1 32))) (.cse5 (= ~ldv_mutex_lock~0 (_ bv1 32))) (.cse6 (= (_ bv0 32) ~ldv_retval_1~0))) (or (and .cse0 .cse1 (= (_ bv0 32) ~pg_drive_count~0) .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= (_ bv0 32) |ULTIMATE.start_pg_detect_~k~3#1|)))) [2021-11-12 23:07:16,560 INFO L858 garLoopResultBuilder]: For program point L4404(lines 4404 4407) no Hoare annotation was computed. [2021-11-12 23:07:16,560 INFO L861 garLoopResultBuilder]: At program point L3942(lines 3833 3944) the Hoare annotation is: true [2021-11-12 23:07:16,561 INFO L858 garLoopResultBuilder]: For program point L3876(line 3876) no Hoare annotation was computed. [2021-11-12 23:07:16,561 INFO L854 garLoopResultBuilder]: At program point L3810(lines 3780 3816) the Hoare annotation is: (and (= ~ldv_mutex_pg_mutex~0 (_ bv1 32)) (= ~ldv_mutex_mutex_of_device~0 (_ bv1 32)) (= (_ bv0 32) ~ldv_state_variable_1~0) (= ~disable~0 (_ bv0 32)) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 (_ bv1 32)) (= ~ldv_mutex_lock~0 (_ bv1 32)) (= (_ bv0 32) ~ldv_retval_1~0)) [2021-11-12 23:07:16,561 INFO L854 garLoopResultBuilder]: At program point L4009-1(lines 4005 4012) the Hoare annotation is: (and (= (_ bv2 32) ~ldv_mutex_pg_mutex~0) (= ~ldv_mutex_mutex_of_device~0 (_ bv1 32)) (= ~disable~0 (_ bv0 32)) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 (_ bv1 32)) (= ~ldv_mutex_lock~0 (_ bv1 32)) (= (_ bv0 32) ~ldv_retval_1~0)) [2021-11-12 23:07:16,561 INFO L854 garLoopResultBuilder]: At program point L4009(line 4009) the Hoare annotation is: (and (= (_ bv2 32) ~ldv_mutex_pg_mutex~0) (= ~ldv_mutex_mutex_of_device~0 (_ bv1 32)) (= ~disable~0 (_ bv0 32)) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 (_ bv1 32)) (= ~ldv_mutex_lock~0 (_ bv1 32)) (= (_ bv0 32) ~ldv_retval_1~0)) [2021-11-12 23:07:16,561 INFO L858 garLoopResultBuilder]: For program point L3844(lines 3844 3937) no Hoare annotation was computed. [2021-11-12 23:07:16,561 INFO L858 garLoopResultBuilder]: For program point L3877(lines 3877 3881) no Hoare annotation was computed. [2021-11-12 23:07:16,562 INFO L854 garLoopResultBuilder]: At program point L4406(line 4406) the Hoare annotation is: false [2021-11-12 23:07:16,562 INFO L858 garLoopResultBuilder]: For program point L4406-1(lines 4404 4407) no Hoare annotation was computed. [2021-11-12 23:07:16,562 INFO L854 garLoopResultBuilder]: At program point L3812(lines 3776 3817) the Hoare annotation is: (and (= ~ldv_mutex_pg_mutex~0 (_ bv1 32)) (= ~ldv_mutex_mutex_of_device~0 (_ bv1 32)) (= (_ bv0 32) ~ldv_state_variable_1~0) (= ~disable~0 (_ bv0 32)) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 (_ bv1 32)) (= ~ldv_mutex_lock~0 (_ bv1 32)) (= (_ bv0 32) ~ldv_retval_1~0)) [2021-11-12 23:07:16,562 INFO L858 garLoopResultBuilder]: For program point L3845(line 3845) no Hoare annotation was computed. [2021-11-12 23:07:16,562 INFO L858 garLoopResultBuilder]: For program point L3746(lines 3746 3751) no Hoare annotation was computed. [2021-11-12 23:07:16,562 INFO L854 garLoopResultBuilder]: At program point L3680(line 3680) the Hoare annotation is: (and (= ~ldv_mutex_pg_mutex~0 (_ bv1 32)) (= ~ldv_mutex_mutex_of_device~0 (_ bv1 32)) (= ~disable~0 (_ bv0 32)) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 (_ bv1 32)) (= ~ldv_mutex_lock~0 (_ bv1 32)) (= (_ bv0 32) ~ldv_retval_1~0)) [2021-11-12 23:07:16,562 INFO L858 garLoopResultBuilder]: For program point L3680-1(line 3680) no Hoare annotation was computed. [2021-11-12 23:07:16,563 INFO L854 garLoopResultBuilder]: At program point L3548(lines 3515 3551) the Hoare annotation is: (and (= (_ bv2 32) ~ldv_mutex_pg_mutex~0) (= ~ldv_mutex_mutex_of_device~0 (_ bv1 32)) (= ~disable~0 (_ bv0 32)) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 (_ bv1 32)) (= ~ldv_mutex_lock~0 (_ bv1 32)) (= (_ bv0 32) ~ldv_retval_1~0)) [2021-11-12 23:07:16,563 INFO L858 garLoopResultBuilder]: For program point L3846(lines 3846 3899) no Hoare annotation was computed. [2021-11-12 23:07:16,563 INFO L858 garLoopResultBuilder]: For program point L3648(lines 3648 3651) no Hoare annotation was computed. [2021-11-12 23:07:16,563 INFO L858 garLoopResultBuilder]: For program point L3681(lines 3681 3684) no Hoare annotation was computed. [2021-11-12 23:07:16,563 INFO L858 garLoopResultBuilder]: For program point L3483-1(line 3483) no Hoare annotation was computed. [2021-11-12 23:07:16,563 INFO L854 garLoopResultBuilder]: At program point L3483(line 3483) the Hoare annotation is: (and (= ~ldv_mutex_pg_mutex~0 (_ bv1 32)) (= ~ldv_mutex_mutex_of_device~0 (_ bv1 32)) (= (_ bv0 32) ~pg_drive_count~0) (= ~disable~0 (_ bv0 32)) (= (_ bv1 32) ~ldv_state_variable_0~0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 (_ bv1 32)) (= ~ldv_mutex_lock~0 (_ bv1 32)) (= (_ bv0 32) ~ldv_retval_1~0)) [2021-11-12 23:07:16,563 INFO L858 garLoopResultBuilder]: For program point L3913(line 3913) no Hoare annotation was computed. [2021-11-12 23:07:16,564 INFO L858 garLoopResultBuilder]: For program point L3715(lines 3715 3719) no Hoare annotation was computed. [2021-11-12 23:07:16,564 INFO L854 garLoopResultBuilder]: At program point L3550(lines 3508 3552) the Hoare annotation is: (and (= ~ldv_mutex_pg_mutex~0 (_ bv1 32)) (= ~ldv_mutex_mutex_of_device~0 (_ bv1 32)) (= ~disable~0 (_ bv0 32)) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 (_ bv1 32)) (= ~ldv_mutex_lock~0 (_ bv1 32)) (= (_ bv0 32) ~ldv_retval_1~0)) [2021-11-12 23:07:16,564 INFO L854 garLoopResultBuilder]: At program point L4409(lines 4401 4411) the Hoare annotation is: (and (= (_ bv2 32) ~ldv_mutex_pg_mutex~0) (= ~ldv_mutex_mutex_of_device~0 (_ bv1 32)) (= ~disable~0 (_ bv0 32)) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 (_ bv1 32)) (= ~ldv_mutex_lock~0 (_ bv1 32)) (= (_ bv0 32) ~ldv_retval_1~0)) [2021-11-12 23:07:16,564 INFO L858 garLoopResultBuilder]: For program point L3914(lines 3914 3926) no Hoare annotation was computed. [2021-11-12 23:07:16,564 INFO L858 garLoopResultBuilder]: For program point L3848(lines 3848 3896) no Hoare annotation was computed. [2021-11-12 23:07:16,564 INFO L854 garLoopResultBuilder]: At program point L3749(lines 3707 3774) the Hoare annotation is: (and (= ~ldv_mutex_pg_mutex~0 (_ bv1 32)) (= ~ldv_mutex_mutex_of_device~0 (_ bv1 32)) (= ~disable~0 (_ bv0 32)) (= (_ bv1 32) ~ldv_state_variable_0~0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 (_ bv1 32)) (= ~ldv_mutex_lock~0 (_ bv1 32)) (= (_ bv0 32) ~ldv_retval_1~0)) [2021-11-12 23:07:16,565 INFO L858 garLoopResultBuilder]: For program point L3849(line 3849) no Hoare annotation was computed. [2021-11-12 23:07:16,565 INFO L854 garLoopResultBuilder]: At program point L4510(lines 4509 4511) the Hoare annotation is: (let ((.cse0 (= ~ldv_mutex_pg_mutex~0 (_ bv1 32))) (.cse1 (= ~ldv_mutex_mutex_of_device~0 (_ bv1 32))) (.cse2 (= ~disable~0 (_ bv0 32))) (.cse3 (= (_ bv1 32) ~ldv_state_variable_0~0)) (.cse4 (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 (_ bv1 32))) (.cse5 (= ~ldv_mutex_lock~0 (_ bv1 32))) (.cse6 (= (_ bv0 32) ~ldv_retval_1~0))) (or (and .cse0 .cse1 (= (_ bv0 32) ~pg_drive_count~0) .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= (_ bv0 32) |ULTIMATE.start_pg_detect_~k~3#1|)))) [2021-11-12 23:07:16,565 INFO L854 garLoopResultBuilder]: At program point L4477(lines 4470 4479) the Hoare annotation is: (and (= ~ldv_mutex_pg_mutex~0 (_ bv1 32)) (= ~ldv_mutex_mutex_of_device~0 (_ bv1 32)) (= (_ bv0 32) ~ldv_state_variable_1~0) (= (_ bv0 32) ~pg_drive_count~0) (= ~disable~0 (_ bv0 32)) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 (_ bv1 32)) (= ~ldv_mutex_lock~0 (_ bv1 32)) (= (_ bv0 32) ~ldv_retval_1~0)) [2021-11-12 23:07:16,565 INFO L858 garLoopResultBuilder]: For program point L3916(lines 3916 3919) no Hoare annotation was computed. [2021-11-12 23:07:16,565 INFO L858 garLoopResultBuilder]: For program point L3850(lines 3850 3854) no Hoare annotation was computed. [2021-11-12 23:07:16,565 INFO L858 garLoopResultBuilder]: For program point L3916-2(lines 3914 3925) no Hoare annotation was computed. [2021-11-12 23:07:16,566 INFO L858 garLoopResultBuilder]: For program point L3883(line 3883) no Hoare annotation was computed. [2021-11-12 23:07:16,566 INFO L858 garLoopResultBuilder]: For program point L3850-2(lines 3848 3896) no Hoare annotation was computed. [2021-11-12 23:07:16,566 INFO L858 garLoopResultBuilder]: For program point L3652(lines 3652 3655) no Hoare annotation was computed. [2021-11-12 23:07:16,566 INFO L858 garLoopResultBuilder]: For program point L3685(lines 3685 3693) no Hoare annotation was computed. [2021-11-12 23:07:16,566 INFO L858 garLoopResultBuilder]: For program point L3685-2(lines 3685 3693) no Hoare annotation was computed. [2021-11-12 23:07:16,566 INFO L854 garLoopResultBuilder]: At program point L3487(lines 3466 3497) the Hoare annotation is: (and (= ~ldv_mutex_pg_mutex~0 (_ bv1 32)) (= ~ldv_mutex_mutex_of_device~0 (_ bv1 32)) (= (_ bv0 32) ~pg_drive_count~0) (= ~disable~0 (_ bv0 32)) (= (_ bv1 32) ~ldv_state_variable_0~0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 (_ bv1 32)) (= ~ldv_mutex_lock~0 (_ bv1 32)) (= (_ bv0 32) ~ldv_retval_1~0)) [2021-11-12 23:07:16,566 INFO L858 garLoopResultBuilder]: For program point L3884(lines 3884 3892) no Hoare annotation was computed. [2021-11-12 23:07:16,567 INFO L858 garLoopResultBuilder]: For program point L3851-1(line 3851) no Hoare annotation was computed. [2021-11-12 23:07:16,567 INFO L854 garLoopResultBuilder]: At program point L3851(line 3851) the Hoare annotation is: (and (= ~ldv_mutex_pg_mutex~0 (_ bv1 32)) (= ~ldv_mutex_mutex_of_device~0 (_ bv1 32)) (= ~disable~0 (_ bv0 32)) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 (_ bv1 32)) (= ~ldv_mutex_lock~0 (_ bv1 32)) (= (_ bv0 32) ~ldv_retval_1~0)) [2021-11-12 23:07:16,567 INFO L858 garLoopResultBuilder]: For program point L3785(lines 3785 3788) no Hoare annotation was computed. [2021-11-12 23:07:16,567 INFO L854 garLoopResultBuilder]: At program point L3686(lines 3686 3687) the Hoare annotation is: (and (= ~ldv_mutex_pg_mutex~0 (_ bv1 32)) (= ~ldv_mutex_mutex_of_device~0 (_ bv1 32)) (= ~disable~0 (_ bv0 32)) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 (_ bv1 32)) (= ~ldv_mutex_lock~0 (_ bv1 32)) (= (_ bv0 32) ~ldv_retval_1~0)) [2021-11-12 23:07:16,567 INFO L858 garLoopResultBuilder]: For program point L3785-2(lines 3785 3788) no Hoare annotation was computed. [2021-11-12 23:07:16,567 INFO L858 garLoopResultBuilder]: For program point L3686-1(lines 3686 3687) no Hoare annotation was computed. [2021-11-12 23:07:16,567 INFO L858 garLoopResultBuilder]: For program point L3521(line 3521) no Hoare annotation was computed. [2021-11-12 23:07:16,568 INFO L854 garLoopResultBuilder]: At program point L3455-1(lines 3451 3506) the Hoare annotation is: (let ((.cse0 (= ~ldv_mutex_pg_mutex~0 (_ bv1 32))) (.cse1 (= ~ldv_mutex_mutex_of_device~0 (_ bv1 32))) (.cse2 (= ~disable~0 (_ bv0 32))) (.cse3 (= (_ bv1 32) ~ldv_state_variable_0~0)) (.cse4 (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 (_ bv1 32))) (.cse5 (= ~ldv_mutex_lock~0 (_ bv1 32))) (.cse6 (= (_ bv0 32) ~ldv_retval_1~0))) (or (and .cse0 .cse1 (= (_ bv0 32) ~pg_drive_count~0) .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= (_ bv0 32) |ULTIMATE.start_pg_detect_~k~3#1|)))) [2021-11-12 23:07:16,568 INFO L858 garLoopResultBuilder]: For program point L3521-2(lines 3521 3525) no Hoare annotation was computed. [2021-11-12 23:07:16,568 INFO L858 garLoopResultBuilder]: For program point L3455(lines 3455 3499) no Hoare annotation was computed. [2021-11-12 23:07:16,568 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-12 23:07:16,568 INFO L854 garLoopResultBuilder]: At program point L4017-1(lines 4013 4020) the Hoare annotation is: (and (= ~ldv_mutex_pg_mutex~0 (_ bv1 32)) (= ~ldv_mutex_mutex_of_device~0 (_ bv1 32)) (= ~disable~0 (_ bv0 32)) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 (_ bv1 32)) (= ~ldv_mutex_lock~0 (_ bv1 32)) (= (_ bv0 32) ~ldv_retval_1~0)) [2021-11-12 23:07:16,568 INFO L854 garLoopResultBuilder]: At program point L4017(line 4017) the Hoare annotation is: (and (= ~ldv_mutex_pg_mutex~0 (_ bv1 32)) (= ~ldv_mutex_mutex_of_device~0 (_ bv1 32)) (= ~disable~0 (_ bv0 32)) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 (_ bv1 32)) (= ~ldv_mutex_lock~0 (_ bv1 32)) (= (_ bv0 32) ~ldv_retval_1~0)) [2021-11-12 23:07:16,569 INFO L854 garLoopResultBuilder]: At program point L2894(lines 2889 2896) the Hoare annotation is: (let ((.cse0 (= ~ldv_mutex_pg_mutex~0 (_ bv1 32))) (.cse1 (= ~ldv_mutex_mutex_of_device~0 (_ bv1 32))) (.cse2 (= ~disable~0 (_ bv0 32))) (.cse3 (= (_ bv1 32) ~ldv_state_variable_0~0)) (.cse4 (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 (_ bv1 32))) (.cse5 (= ~ldv_mutex_lock~0 (_ bv1 32))) (.cse6 (= (_ bv0 32) ~ldv_retval_1~0))) (or (and .cse0 .cse1 (= (_ bv0 32) ~pg_drive_count~0) .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= (_ bv0 32) |ULTIMATE.start_pg_detect_~k~3#1|)))) [2021-11-12 23:07:16,569 INFO L854 garLoopResultBuilder]: At program point L3456(lines 3456 3457) the Hoare annotation is: (and (= ~ldv_mutex_pg_mutex~0 (_ bv1 32)) (= ~ldv_mutex_mutex_of_device~0 (_ bv1 32)) (= (_ bv0 32) ~pg_drive_count~0) (= ~disable~0 (_ bv0 32)) (= (_ bv1 32) ~ldv_state_variable_0~0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 (_ bv1 32)) (= ~ldv_mutex_lock~0 (_ bv1 32)) (= (_ bv0 32) ~ldv_retval_1~0) (= (_ bv0 32) |ULTIMATE.start_pg_detect_~k~3#1|)) [2021-11-12 23:07:16,569 INFO L858 garLoopResultBuilder]: For program point L3456-1(lines 3456 3457) no Hoare annotation was computed. [2021-11-12 23:07:16,569 INFO L858 garLoopResultBuilder]: For program point L3886(lines 3886 3890) no Hoare annotation was computed. [2021-11-12 23:07:16,569 INFO L854 garLoopResultBuilder]: At program point L2829(lines 2826 2831) the Hoare annotation is: (and (= ~ldv_mutex_pg_mutex~0 (_ bv1 32)) (= ~ldv_mutex_mutex_of_device~0 (_ bv1 32)) (= ~disable~0 (_ bv0 32)) (= (_ bv1 32) ~ldv_state_variable_0~0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 (_ bv1 32)) (= ~ldv_mutex_lock~0 (_ bv1 32)) (= (_ bv0 32) ~ldv_retval_1~0)) [2021-11-12 23:07:16,569 INFO L858 garLoopResultBuilder]: For program point L3688(lines 3688 3691) no Hoare annotation was computed. [2021-11-12 23:07:16,570 INFO L858 garLoopResultBuilder]: For program point L3721(lines 3721 3741) no Hoare annotation was computed. [2021-11-12 23:07:16,570 INFO L854 garLoopResultBuilder]: At program point L4547(lines 4546 4548) the Hoare annotation is: (and (= ~ldv_mutex_pg_mutex~0 (_ bv1 32)) (= ~ldv_mutex_mutex_of_device~0 (_ bv1 32)) (= ~disable~0 (_ bv0 32)) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 (_ bv1 32)) (= ~ldv_mutex_lock~0 (_ bv1 32)) (= (_ bv0 32) ~ldv_retval_1~0)) [2021-11-12 23:07:16,570 INFO L854 garLoopResultBuilder]: At program point L3490(lines 3466 3497) the Hoare annotation is: (and (= ~ldv_mutex_pg_mutex~0 (_ bv1 32)) (= ~ldv_mutex_mutex_of_device~0 (_ bv1 32)) (= (_ bv0 32) ~pg_drive_count~0) (= ~disable~0 (_ bv0 32)) (= (_ bv1 32) ~ldv_state_variable_0~0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 (_ bv1 32)) (= ~ldv_mutex_lock~0 (_ bv1 32)) (= (_ bv0 32) ~ldv_retval_1~0)) [2021-11-12 23:07:16,570 INFO L854 garLoopResultBuilder]: At program point L3028(line 3028) the Hoare annotation is: (and (= ~ldv_mutex_pg_mutex~0 (_ bv1 32)) (= ~ldv_mutex_mutex_of_device~0 (_ bv1 32)) (bvsle |ULTIMATE.start_pg_init_units_~unit~0#1| (_ bv3 32)) (= ~disable~0 (_ bv0 32)) (= (_ bv1 32) ~ldv_state_variable_0~0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 (_ bv1 32)) (= ~ldv_mutex_lock~0 (_ bv1 32)) (= (_ bv0 32) ~ldv_retval_1~0)) [2021-11-12 23:07:16,570 INFO L858 garLoopResultBuilder]: For program point L3028-1(line 3028) no Hoare annotation was computed. [2021-11-12 23:07:16,570 INFO L858 garLoopResultBuilder]: For program point L3458(lines 3458 3497) no Hoare annotation was computed. [2021-11-12 23:07:16,571 INFO L858 garLoopResultBuilder]: For program point L3756(lines 3756 3759) no Hoare annotation was computed. [2021-11-12 23:07:16,571 INFO L858 garLoopResultBuilder]: For program point L3756-2(lines 3756 3759) no Hoare annotation was computed. [2021-11-12 23:07:16,571 INFO L858 garLoopResultBuilder]: For program point L3657-1(line 3657) no Hoare annotation was computed. [2021-11-12 23:07:16,571 INFO L854 garLoopResultBuilder]: At program point L3657(line 3657) the Hoare annotation is: (and (= ~ldv_mutex_pg_mutex~0 (_ bv1 32)) (= ~ldv_mutex_mutex_of_device~0 (_ bv1 32)) (= ~disable~0 (_ bv0 32)) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 (_ bv1 32)) (= ~ldv_mutex_lock~0 (_ bv1 32)) (= (_ bv0 32) ~ldv_retval_1~0)) [2021-11-12 23:07:16,571 INFO L854 garLoopResultBuilder]: At program point L3492(lines 3466 3497) the Hoare annotation is: (and (= ~ldv_mutex_pg_mutex~0 (_ bv1 32)) (= ~ldv_mutex_mutex_of_device~0 (_ bv1 32)) (= (_ bv0 32) ~pg_drive_count~0) (= ~disable~0 (_ bv0 32)) (= (_ bv1 32) ~ldv_state_variable_0~0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 (_ bv1 32)) (= ~ldv_mutex_lock~0 (_ bv1 32)) (= (_ bv0 32) ~ldv_retval_1~0)) [2021-11-12 23:07:16,571 INFO L858 garLoopResultBuilder]: For program point L4483(lines 4483 4486) no Hoare annotation was computed. [2021-11-12 23:07:16,571 INFO L858 garLoopResultBuilder]: For program point L3459-1(line 3459) no Hoare annotation was computed. [2021-11-12 23:07:16,572 INFO L854 garLoopResultBuilder]: At program point L3459(line 3459) the Hoare annotation is: (and (= ~ldv_mutex_pg_mutex~0 (_ bv1 32)) (= ~ldv_mutex_mutex_of_device~0 (_ bv1 32)) (= (_ bv0 32) ~pg_drive_count~0) (= ~disable~0 (_ bv0 32)) (= (_ bv1 32) ~ldv_state_variable_0~0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 (_ bv1 32)) (= ~ldv_mutex_lock~0 (_ bv1 32)) (= (_ bv0 32) ~ldv_retval_1~0) (= (_ bv0 32) |ULTIMATE.start_pg_detect_~k~3#1|)) [2021-11-12 23:07:16,572 INFO L854 garLoopResultBuilder]: At program point L3922(lines 3837 3943) the Hoare annotation is: (and (= ~ldv_mutex_pg_mutex~0 (_ bv1 32)) (= ~ldv_mutex_mutex_of_device~0 (_ bv1 32)) (= ~disable~0 (_ bv0 32)) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 (_ bv1 32)) (= ~ldv_mutex_lock~0 (_ bv1 32)) (not (= (_ bv3 32) ~ldv_state_variable_0~0))) [2021-11-12 23:07:16,572 INFO L854 garLoopResultBuilder]: At program point L3856(line 3856) the Hoare annotation is: (and (= ~ldv_mutex_pg_mutex~0 (_ bv1 32)) (= ~ldv_mutex_mutex_of_device~0 (_ bv1 32)) (= ~disable~0 (_ bv0 32)) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 (_ bv1 32)) (= ~ldv_mutex_lock~0 (_ bv1 32)) (= (_ bv0 32) ~ldv_retval_1~0)) [2021-11-12 23:07:16,572 INFO L854 garLoopResultBuilder]: At program point L3790(lines 3780 3816) the Hoare annotation is: (and (= ~ldv_mutex_pg_mutex~0 (_ bv1 32)) (= ~ldv_mutex_mutex_of_device~0 (_ bv1 32)) (= ~disable~0 (_ bv0 32)) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 (_ bv1 32)) (= ~ldv_mutex_lock~0 (_ bv1 32)) (= (_ bv0 32) ~ldv_retval_1~0)) [2021-11-12 23:07:16,572 INFO L858 garLoopResultBuilder]: For program point L3856-1(line 3856) no Hoare annotation was computed. [2021-11-12 23:07:16,572 INFO L858 garLoopResultBuilder]: For program point L3658(lines 3658 3664) no Hoare annotation was computed. [2021-11-12 23:07:16,573 INFO L858 garLoopResultBuilder]: For program point L3658-2(lines 3658 3664) no Hoare annotation was computed. [2021-11-12 23:07:16,573 INFO L858 garLoopResultBuilder]: For program point L3559-1(line 3559) no Hoare annotation was computed. [2021-11-12 23:07:16,573 INFO L854 garLoopResultBuilder]: At program point L3559(line 3559) the Hoare annotation is: (and (= ~ldv_mutex_pg_mutex~0 (_ bv1 32)) (= ~ldv_mutex_mutex_of_device~0 (_ bv1 32)) (= ~disable~0 (_ bv0 32)) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 (_ bv1 32)) (= ~ldv_mutex_lock~0 (_ bv1 32)) (= (_ bv0 32) ~ldv_retval_1~0)) [2021-11-12 23:07:16,573 INFO L858 garLoopResultBuilder]: For program point L3460(lines 3460 3465) no Hoare annotation was computed. [2021-11-12 23:07:16,573 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-12 23:07:16,573 INFO L858 garLoopResultBuilder]: For program point L3659(lines 3659 3662) no Hoare annotation was computed. [2021-11-12 23:07:16,574 INFO L854 garLoopResultBuilder]: At program point L3560(lines 3553 3562) the Hoare annotation is: (and (= ~ldv_mutex_pg_mutex~0 (_ bv1 32)) (= ~ldv_mutex_mutex_of_device~0 (_ bv1 32)) (= ~disable~0 (_ bv0 32)) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 (_ bv1 32)) (= ~ldv_mutex_lock~0 (_ bv1 32)) (= (_ bv0 32) ~ldv_retval_1~0)) [2021-11-12 23:07:16,574 INFO L858 garLoopResultBuilder]: For program point L3527(lines 3527 3531) no Hoare annotation was computed. [2021-11-12 23:07:16,574 INFO L854 garLoopResultBuilder]: At program point L4485(line 4485) the Hoare annotation is: false [2021-11-12 23:07:16,574 INFO L858 garLoopResultBuilder]: For program point L4485-1(lines 4482 4500) no Hoare annotation was computed. [2021-11-12 23:07:16,574 INFO L858 garLoopResultBuilder]: For program point L2933-1(line 2933) no Hoare annotation was computed. [2021-11-12 23:07:16,574 INFO L854 garLoopResultBuilder]: At program point L2933(line 2933) the Hoare annotation is: (and (= (_ bv2 32) ~ldv_mutex_pg_mutex~0) (= ~ldv_mutex_mutex_of_device~0 (_ bv1 32)) (= ~disable~0 (_ bv0 32)) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 (_ bv1 32)) (= ~ldv_mutex_lock~0 (_ bv1 32)) (= (_ bv0 32) ~ldv_retval_1~0)) [2021-11-12 23:07:16,575 INFO L854 garLoopResultBuilder]: At program point L2933-2(lines 2931 2934) the Hoare annotation is: (and (= (_ bv2 32) ~ldv_mutex_pg_mutex~0) (= ~ldv_mutex_mutex_of_device~0 (_ bv1 32)) (= ~disable~0 (_ bv0 32)) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 (_ bv1 32)) (= ~ldv_mutex_lock~0 (_ bv1 32)) (= (_ bv0 32) ~ldv_retval_1~0)) [2021-11-12 23:07:16,575 INFO L854 garLoopResultBuilder]: At program point L3792(lines 3780 3816) the Hoare annotation is: (and (= ~ldv_mutex_pg_mutex~0 (_ bv1 32)) (= ~ldv_mutex_mutex_of_device~0 (_ bv1 32)) (= ~disable~0 (_ bv0 32)) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 (_ bv1 32)) (= ~ldv_mutex_lock~0 (_ bv1 32)) (= (_ bv0 32) ~ldv_retval_1~0)) [2021-11-12 23:07:16,575 INFO L858 garLoopResultBuilder]: For program point L2835-1(line 2835) no Hoare annotation was computed. [2021-11-12 23:07:16,575 INFO L854 garLoopResultBuilder]: At program point L2835(line 2835) the Hoare annotation is: (let ((.cse0 (= ~ldv_mutex_pg_mutex~0 (_ bv1 32))) (.cse1 (= ~ldv_mutex_mutex_of_device~0 (_ bv1 32))) (.cse2 (= ~disable~0 (_ bv0 32))) (.cse3 (= (_ bv1 32) ~ldv_state_variable_0~0)) (.cse4 (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 (_ bv1 32))) (.cse5 (= ~ldv_mutex_lock~0 (_ bv1 32))) (.cse6 (= (_ bv0 32) ~ldv_retval_1~0))) (or (and .cse0 .cse1 (= (_ bv0 32) ~pg_drive_count~0) .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= (_ bv0 32) |ULTIMATE.start_pg_detect_~k~3#1|)))) [2021-11-12 23:07:16,575 INFO L854 garLoopResultBuilder]: At program point L3694(lines 3637 3696) the Hoare annotation is: (and (= ~ldv_mutex_pg_mutex~0 (_ bv1 32)) (= ~ldv_mutex_mutex_of_device~0 (_ bv1 32)) (= ~disable~0 (_ bv0 32)) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 (_ bv1 32)) (= ~ldv_mutex_lock~0 (_ bv1 32)) (= (_ bv0 32) ~ldv_retval_1~0)) [2021-11-12 23:07:16,575 INFO L858 garLoopResultBuilder]: For program point L3727(lines 3727 3730) no Hoare annotation was computed. [2021-11-12 23:07:16,575 INFO L858 garLoopResultBuilder]: For program point L3727-2(lines 3727 3730) no Hoare annotation was computed. [2021-11-12 23:07:16,576 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-11-12 23:07:16,576 INFO L858 garLoopResultBuilder]: For program point L3034(lines 3034 3037) no Hoare annotation was computed. [2021-11-12 23:07:16,576 INFO L858 garLoopResultBuilder]: For program point L3034-2(lines 3034 3037) no Hoare annotation was computed. [2021-11-12 23:07:16,576 INFO L854 garLoopResultBuilder]: At program point L2836(lines 2832 2838) the Hoare annotation is: (let ((.cse0 (= ~ldv_mutex_pg_mutex~0 (_ bv1 32))) (.cse1 (= ~ldv_mutex_mutex_of_device~0 (_ bv1 32))) (.cse2 (= ~disable~0 (_ bv0 32))) (.cse3 (= (_ bv1 32) ~ldv_state_variable_0~0)) (.cse4 (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 (_ bv1 32))) (.cse5 (= ~ldv_mutex_lock~0 (_ bv1 32))) (.cse6 (= (_ bv0 32) ~ldv_retval_1~0))) (or (and .cse0 .cse1 (= (_ bv0 32) ~pg_drive_count~0) .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= (_ bv0 32) |ULTIMATE.start_pg_detect_~k~3#1|)))) [2021-11-12 23:07:16,576 INFO L854 garLoopResultBuilder]: At program point L3794(lines 3780 3816) the Hoare annotation is: (and (= ~ldv_mutex_pg_mutex~0 (_ bv1 32)) (= ~ldv_mutex_mutex_of_device~0 (_ bv1 32)) (= ~disable~0 (_ bv0 32)) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 (_ bv1 32)) (= ~ldv_mutex_lock~0 (_ bv1 32)) (= (_ bv0 32) ~ldv_retval_1~0)) [2021-11-12 23:07:16,577 INFO L854 garLoopResultBuilder]: At program point L3728(line 3728) the Hoare annotation is: (let ((.cse0 (= ~ldv_mutex_pg_mutex~0 (_ bv1 32))) (.cse1 (= ~ldv_mutex_mutex_of_device~0 (_ bv1 32))) (.cse2 (= ~disable~0 (_ bv0 32))) (.cse3 (= (_ bv1 32) ~ldv_state_variable_0~0)) (.cse4 (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 (_ bv1 32))) (.cse5 (= ~ldv_mutex_lock~0 (_ bv1 32))) (.cse6 (= (_ bv0 32) ~ldv_retval_1~0))) (or (and .cse0 .cse1 (= (_ bv0 32) ~pg_drive_count~0) .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= (_ bv0 32) |ULTIMATE.start_pg_detect_~k~3#1|)))) [2021-11-12 23:07:16,577 INFO L854 garLoopResultBuilder]: At program point L3761(lines 3707 3774) the Hoare annotation is: (let ((.cse0 (= ~ldv_mutex_pg_mutex~0 (_ bv1 32))) (.cse1 (= ~ldv_mutex_mutex_of_device~0 (_ bv1 32))) (.cse2 (= ~disable~0 (_ bv0 32))) (.cse3 (= (_ bv1 32) ~ldv_state_variable_0~0)) (.cse4 (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 (_ bv1 32))) (.cse5 (= ~ldv_mutex_lock~0 (_ bv1 32))) (.cse6 (= (_ bv0 32) ~ldv_retval_1~0))) (or (and .cse0 .cse1 (= (_ bv0 32) ~pg_drive_count~0) .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= (_ bv0 32) |ULTIMATE.start_pg_detect_~k~3#1|)))) [2021-11-12 23:07:16,577 INFO L858 garLoopResultBuilder]: For program point L3728-1(line 3728) no Hoare annotation was computed. [2021-11-12 23:07:16,577 INFO L858 garLoopResultBuilder]: For program point L4587(lines 4587 4589) no Hoare annotation was computed. [2021-11-12 23:07:16,577 INFO L854 garLoopResultBuilder]: At program point L3464(line 3464) the Hoare annotation is: (and (= ~ldv_mutex_pg_mutex~0 (_ bv1 32)) (= ~ldv_mutex_mutex_of_device~0 (_ bv1 32)) (= (_ bv0 32) ~pg_drive_count~0) (= ~disable~0 (_ bv0 32)) (= (_ bv1 32) ~ldv_state_variable_0~0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 (_ bv1 32)) (= ~ldv_mutex_lock~0 (_ bv1 32)) (= (_ bv0 32) ~ldv_retval_1~0) (= (_ bv0 32) |ULTIMATE.start_pg_detect_~k~3#1|)) [2021-11-12 23:07:16,577 INFO L858 garLoopResultBuilder]: For program point L3464-1(line 3464) no Hoare annotation was computed. [2021-11-12 23:07:16,577 INFO L858 garLoopResultBuilder]: For program point L3894(line 3894) no Hoare annotation was computed. [2021-11-12 23:07:16,578 INFO L858 garLoopResultBuilder]: For program point L3861(line 3861) no Hoare annotation was computed. [2021-11-12 23:07:16,578 INFO L854 garLoopResultBuilder]: At program point L4489(line 4489) the Hoare annotation is: false [2021-11-12 23:07:16,578 INFO L858 garLoopResultBuilder]: For program point L4489-1(lines 4482 4500) no Hoare annotation was computed. [2021-11-12 23:07:16,578 INFO L858 garLoopResultBuilder]: For program point L3928(line 3928) no Hoare annotation was computed. [2021-11-12 23:07:16,578 INFO L858 garLoopResultBuilder]: For program point L3862(lines 3862 3867) no Hoare annotation was computed. [2021-11-12 23:07:16,578 INFO L854 garLoopResultBuilder]: At program point L3763(lines 3707 3774) the Hoare annotation is: (let ((.cse0 (= ~ldv_mutex_pg_mutex~0 (_ bv1 32))) (.cse1 (= ~ldv_mutex_mutex_of_device~0 (_ bv1 32))) (.cse2 (= ~disable~0 (_ bv0 32))) (.cse3 (= (_ bv1 32) ~ldv_state_variable_0~0)) (.cse4 (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 (_ bv1 32))) (.cse5 (= ~ldv_mutex_lock~0 (_ bv1 32))) (.cse6 (= (_ bv0 32) ~ldv_retval_1~0))) (or (and .cse0 .cse1 (= (_ bv0 32) ~pg_drive_count~0) .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= (_ bv0 32) |ULTIMATE.start_pg_detect_~k~3#1|)))) [2021-11-12 23:07:16,578 INFO L858 garLoopResultBuilder]: For program point L3532(lines 3532 3536) no Hoare annotation was computed. [2021-11-12 23:07:16,579 INFO L854 garLoopResultBuilder]: At program point L3532-2(lines 3532 3536) the Hoare annotation is: (and (= (_ bv2 32) ~ldv_mutex_pg_mutex~0) (= ~ldv_mutex_mutex_of_device~0 (_ bv1 32)) (= ~disable~0 (_ bv0 32)) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 (_ bv1 32)) (= ~ldv_mutex_lock~0 (_ bv1 32)) (= (_ bv0 32) ~ldv_retval_1~0)) [2021-11-12 23:07:16,579 INFO L858 garLoopResultBuilder]: For program point L3533-1(line 3533) no Hoare annotation was computed. [2021-11-12 23:07:16,579 INFO L854 garLoopResultBuilder]: At program point L3533(line 3533) the Hoare annotation is: (and (= (_ bv2 32) ~ldv_mutex_pg_mutex~0) (= ~ldv_mutex_mutex_of_device~0 (_ bv1 32)) (= ~disable~0 (_ bv0 32)) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 (_ bv1 32)) (= ~ldv_mutex_lock~0 (_ bv1 32)) (= (_ bv0 32) ~ldv_retval_1~0)) [2021-11-12 23:07:16,579 INFO L854 garLoopResultBuilder]: At program point L4524(lines 4523 4525) the Hoare annotation is: (and (= ~ldv_mutex_pg_mutex~0 (_ bv1 32)) (= ~ldv_mutex_mutex_of_device~0 (_ bv1 32)) (= ~disable~0 (_ bv0 32)) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 (_ bv1 32)) (= ~ldv_mutex_lock~0 (_ bv1 32)) (= (_ bv0 32) ~ldv_retval_1~0)) [2021-11-12 23:07:16,579 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-11-12 23:07:16,579 INFO L854 garLoopResultBuilder]: At program point L-1-2(line -1) the Hoare annotation is: (and (= ~ldv_mutex_pg_mutex~0 (_ bv1 32)) (= ~ldv_mutex_mutex_of_device~0 (_ bv1 32)) (= ~disable~0 (_ bv0 32)) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 (_ bv1 32)) (= ~ldv_mutex_lock~0 (_ bv1 32)) (= (_ bv0 32) ~ldv_retval_1~0)) [2021-11-12 23:07:16,580 INFO L858 garLoopResultBuilder]: For program point L-1-3(line -1) no Hoare annotation was computed. [2021-11-12 23:07:16,580 INFO L854 garLoopResultBuilder]: At program point L4029(lines 4021 4031) the Hoare annotation is: (let ((.cse0 (= ~ldv_mutex_pg_mutex~0 (_ bv1 32))) (.cse1 (= ~ldv_mutex_mutex_of_device~0 (_ bv1 32))) (.cse2 (= ~disable~0 (_ bv0 32))) (.cse3 (= (_ bv1 32) ~ldv_state_variable_0~0)) (.cse4 (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 (_ bv1 32))) (.cse5 (= ~ldv_mutex_lock~0 (_ bv1 32))) (.cse6 (= (_ bv0 32) ~ldv_retval_1~0))) (or (and .cse0 .cse1 (= (_ bv0 32) ~pg_drive_count~0) .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= (_ bv0 32) |ULTIMATE.start_pg_detect_~k~3#1|)))) [2021-11-12 23:07:16,580 INFO L854 garLoopResultBuilder]: At program point L3798(line 3798) the Hoare annotation is: (and (= ~ldv_mutex_pg_mutex~0 (_ bv1 32)) (= ~ldv_mutex_mutex_of_device~0 (_ bv1 32)) (= ~disable~0 (_ bv0 32)) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 (_ bv1 32)) (= ~ldv_mutex_lock~0 (_ bv1 32)) (= (_ bv0 32) ~ldv_retval_1~0)) [2021-11-12 23:07:16,580 INFO L854 garLoopResultBuilder]: At program point L3732(lines 3721 3740) the Hoare annotation is: (let ((.cse0 (= ~ldv_mutex_pg_mutex~0 (_ bv1 32))) (.cse1 (= ~ldv_mutex_mutex_of_device~0 (_ bv1 32))) (.cse2 (= ~disable~0 (_ bv0 32))) (.cse3 (= (_ bv1 32) ~ldv_state_variable_0~0)) (.cse4 (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 (_ bv1 32))) (.cse5 (= ~ldv_mutex_lock~0 (_ bv1 32))) (.cse6 (= (_ bv0 32) ~ldv_retval_1~0))) (or (and .cse0 .cse1 (= (_ bv0 32) ~pg_drive_count~0) .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= (_ bv0 32) |ULTIMATE.start_pg_detect_~k~3#1|)))) [2021-11-12 23:07:16,580 INFO L858 garLoopResultBuilder]: For program point L3798-1(line 3798) no Hoare annotation was computed. [2021-11-12 23:07:16,580 INFO L854 garLoopResultBuilder]: At program point L3765(lines 3707 3774) the Hoare annotation is: (let ((.cse0 (= ~ldv_mutex_pg_mutex~0 (_ bv1 32))) (.cse1 (= ~ldv_mutex_mutex_of_device~0 (_ bv1 32))) (.cse2 (= ~disable~0 (_ bv0 32))) (.cse3 (= (_ bv1 32) ~ldv_state_variable_0~0)) (.cse4 (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 (_ bv1 32))) (.cse5 (= ~ldv_mutex_lock~0 (_ bv1 32))) (.cse6 (= (_ bv0 32) ~ldv_retval_1~0))) (or (and .cse0 .cse1 (= (_ bv0 32) ~pg_drive_count~0) .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= (_ bv0 32) |ULTIMATE.start_pg_detect_~k~3#1|)))) [2021-11-12 23:07:16,581 INFO L854 garLoopResultBuilder]: At program point L3039(lines 3020 3047) the Hoare annotation is: (and (= ~ldv_mutex_pg_mutex~0 (_ bv1 32)) (= ~ldv_mutex_mutex_of_device~0 (_ bv1 32)) (= ~disable~0 (_ bv0 32)) (= (_ bv1 32) ~ldv_state_variable_0~0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 (_ bv1 32)) (= ~ldv_mutex_lock~0 (_ bv1 32)) (= (_ bv0 32) ~ldv_retval_1~0)) [2021-11-12 23:07:16,581 INFO L854 garLoopResultBuilder]: At program point L2940(lines 2936 2942) the Hoare annotation is: (and (= (_ bv2 32) ~ldv_mutex_pg_mutex~0) (= ~ldv_mutex_mutex_of_device~0 (_ bv1 32)) (= ~disable~0 (_ bv0 32)) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 (_ bv1 32)) (= ~ldv_mutex_lock~0 (_ bv1 32)) (= (_ bv0 32) ~ldv_retval_1~0)) [2021-11-12 23:07:16,581 INFO L854 garLoopResultBuilder]: At program point L4493(line 4493) the Hoare annotation is: false [2021-11-12 23:07:16,581 INFO L858 garLoopResultBuilder]: For program point L4493-1(lines 4482 4500) no Hoare annotation was computed. [2021-11-12 23:07:16,581 INFO L854 garLoopResultBuilder]: At program point L3734(lines 3721 3740) the Hoare annotation is: (let ((.cse0 (= ~ldv_mutex_pg_mutex~0 (_ bv1 32))) (.cse1 (= ~ldv_mutex_mutex_of_device~0 (_ bv1 32))) (.cse2 (= ~disable~0 (_ bv0 32))) (.cse3 (= (_ bv1 32) ~ldv_state_variable_0~0)) (.cse4 (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 (_ bv1 32))) (.cse5 (= ~ldv_mutex_lock~0 (_ bv1 32))) (.cse6 (= (_ bv0 32) ~ldv_retval_1~0))) (or (and .cse0 .cse1 (= (_ bv0 32) ~pg_drive_count~0) .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= (_ bv0 32) |ULTIMATE.start_pg_detect_~k~3#1|)))) [2021-11-12 23:07:16,581 INFO L858 garLoopResultBuilder]: For program point xsFINAL(lines 3326 3364) no Hoare annotation was computed. [2021-11-12 23:07:16,582 INFO L858 garLoopResultBuilder]: For program point L3357-1(lines 3357 3360) no Hoare annotation was computed. [2021-11-12 23:07:16,582 INFO L861 garLoopResultBuilder]: At program point L3354(lines 3333 3363) the Hoare annotation is: true [2021-11-12 23:07:16,582 INFO L858 garLoopResultBuilder]: For program point xsEXIT(lines 3326 3364) no Hoare annotation was computed. [2021-11-12 23:07:16,582 INFO L861 garLoopResultBuilder]: At program point L3352(lines 3333 3363) the Hoare annotation is: true [2021-11-12 23:07:16,582 INFO L861 garLoopResultBuilder]: At program point xsENTRY(lines 3326 3364) the Hoare annotation is: true [2021-11-12 23:07:16,582 INFO L861 garLoopResultBuilder]: At program point L3350(lines 3333 3363) the Hoare annotation is: true [2021-11-12 23:07:16,582 INFO L858 garLoopResultBuilder]: For program point L3341(lines 3341 3348) no Hoare annotation was computed. [2021-11-12 23:07:16,583 INFO L858 garLoopResultBuilder]: For program point L3341-2(lines 3341 3348) no Hoare annotation was computed. [2021-11-12 23:07:16,583 INFO L861 garLoopResultBuilder]: At program point L3392(line 3392) the Hoare annotation is: true [2021-11-12 23:07:16,583 INFO L858 garLoopResultBuilder]: For program point L3393(lines 3393 3396) no Hoare annotation was computed. [2021-11-12 23:07:16,583 INFO L858 garLoopResultBuilder]: For program point L3392-1(line 3392) no Hoare annotation was computed. [2021-11-12 23:07:16,583 INFO L858 garLoopResultBuilder]: For program point L3388(lines 3388 3391) no Hoare annotation was computed. [2021-11-12 23:07:16,583 INFO L858 garLoopResultBuilder]: For program point L3387-1(line 3387) no Hoare annotation was computed. [2021-11-12 23:07:16,583 INFO L861 garLoopResultBuilder]: At program point L3387(line 3387) the Hoare annotation is: true [2021-11-12 23:07:16,584 INFO L858 garLoopResultBuilder]: For program point pg_identifyEXIT(lines 3365 3406) no Hoare annotation was computed. [2021-11-12 23:07:16,584 INFO L861 garLoopResultBuilder]: At program point pg_identifyENTRY(lines 3365 3406) the Hoare annotation is: true [2021-11-12 23:07:16,584 INFO L861 garLoopResultBuilder]: At program point L3398(line 3398) the Hoare annotation is: true [2021-11-12 23:07:16,584 INFO L858 garLoopResultBuilder]: For program point L3399(line 3399) no Hoare annotation was computed. [2021-11-12 23:07:16,584 INFO L858 garLoopResultBuilder]: For program point pg_identifyFINAL(lines 3365 3406) no Hoare annotation was computed. [2021-11-12 23:07:16,584 INFO L858 garLoopResultBuilder]: For program point L3397(lines 3397 3403) no Hoare annotation was computed. [2021-11-12 23:07:16,584 INFO L861 garLoopResultBuilder]: At program point L3398-1(line 3398) the Hoare annotation is: true [2021-11-12 23:07:16,585 INFO L858 garLoopResultBuilder]: For program point L3397-2(lines 3397 3403) no Hoare annotation was computed. [2021-11-12 23:07:16,585 INFO L858 garLoopResultBuilder]: For program point pi_write_blockEXIT(lines 4569 4571) no Hoare annotation was computed. [2021-11-12 23:07:16,585 INFO L861 garLoopResultBuilder]: At program point pi_write_blockENTRY(lines 4569 4571) the Hoare annotation is: true [2021-11-12 23:07:16,585 INFO L858 garLoopResultBuilder]: For program point pi_write_blockFINAL(lines 4569 4571) no Hoare annotation was computed. [2021-11-12 23:07:16,588 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:07:16,590 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-12 23:07:16,629 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 11:07:16 BoogieIcfgContainer [2021-11-12 23:07:16,629 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-12 23:07:16,630 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-12 23:07:16,630 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-12 23:07:16,630 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-12 23:07:16,631 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 11:06:10" (3/4) ... [2021-11-12 23:07:16,633 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-12 23:07:16,641 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure copy_from_user [2021-11-12 23:07:16,641 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_release [2021-11-12 23:07:16,641 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_init [2021-11-12 23:07:16,641 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure write_reg [2021-11-12 23:07:16,642 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_sleep [2021-11-12 23:07:16,642 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_read_regr [2021-11-12 23:07:16,642 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure might_fault [2021-11-12 23:07:16,642 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_disconnect [2021-11-12 23:07:16,642 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_probe [2021-11-12 23:07:16,642 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure status_reg [2021-11-12 23:07:16,642 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_completion [2021-11-12 23:07:16,642 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_unregister_chrdev_11 [2021-11-12 23:07:16,642 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure DRIVE [2021-11-12 23:07:16,642 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure mutex_unlock [2021-11-12 23:07:16,642 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure copy_to_user [2021-11-12 23:07:16,642 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_wait [2021-11-12 23:07:16,642 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2021-11-12 23:07:16,642 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_write [2021-11-12 23:07:16,642 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_connect [2021-11-12 23:07:16,643 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_command [2021-11-12 23:07:16,643 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv__builtin_expect [2021-11-12 23:07:16,643 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure clear_bit [2021-11-12 23:07:16,643 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure read_reg [2021-11-12 23:07:16,643 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_reset [2021-11-12 23:07:16,643 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2021-11-12 23:07:16,643 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure mutex_lock [2021-11-12 23:07:16,643 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure _copy_from_user [2021-11-12 23:07:16,643 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure xs [2021-11-12 23:07:16,643 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_identify [2021-11-12 23:07:16,644 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_write_block [2021-11-12 23:07:16,694 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 220 nodes and edges [2021-11-12 23:07:16,697 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 90 nodes and edges [2021-11-12 23:07:16,700 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2021-11-12 23:07:16,703 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-11-12 23:07:16,706 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-11-12 23:07:16,709 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-12 23:07:16,711 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-12 23:07:16,871 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/witness.graphml [2021-11-12 23:07:16,871 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-12 23:07:16,872 INFO L158 Benchmark]: Toolchain (without parser) took 80910.68ms. Allocated memory was 69.2MB in the beginning and 247.5MB in the end (delta: 178.3MB). Free memory was 47.4MB in the beginning and 99.1MB in the end (delta: -51.7MB). Peak memory consumption was 125.9MB. Max. memory is 16.1GB. [2021-11-12 23:07:16,872 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 69.2MB. Free memory is still 50.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-12 23:07:16,873 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1620.54ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 47.3MB in the beginning and 34.5MB in the end (delta: 12.8MB). Peak memory consumption was 47.5MB. Max. memory is 16.1GB. [2021-11-12 23:07:16,873 INFO L158 Benchmark]: Boogie Procedure Inliner took 139.06ms. Allocated memory is still 83.9MB. Free memory was 34.5MB in the beginning and 27.0MB in the end (delta: 7.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-12 23:07:16,874 INFO L158 Benchmark]: Boogie Preprocessor took 170.00ms. Allocated memory is still 83.9MB. Free memory was 27.0MB in the beginning and 35.7MB in the end (delta: -8.7MB). Peak memory consumption was 6.9MB. Max. memory is 16.1GB. [2021-11-12 23:07:16,874 INFO L158 Benchmark]: RCFGBuilder took 12525.93ms. Allocated memory was 83.9MB in the beginning and 125.8MB in the end (delta: 41.9MB). Free memory was 35.7MB in the beginning and 81.1MB in the end (delta: -45.4MB). Peak memory consumption was 40.8MB. Max. memory is 16.1GB. [2021-11-12 23:07:16,875 INFO L158 Benchmark]: TraceAbstraction took 66207.36ms. Allocated memory was 125.8MB in the beginning and 247.5MB in the end (delta: 121.6MB). Free memory was 81.1MB in the beginning and 132.7MB in the end (delta: -51.6MB). Peak memory consumption was 158.1MB. Max. memory is 16.1GB. [2021-11-12 23:07:16,875 INFO L158 Benchmark]: Witness Printer took 241.87ms. Allocated memory is still 247.5MB. Free memory was 132.7MB in the beginning and 99.1MB in the end (delta: 33.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2021-11-12 23:07:16,877 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 69.2MB. Free memory is still 50.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1620.54ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 47.3MB in the beginning and 34.5MB in the end (delta: 12.8MB). Peak memory consumption was 47.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 139.06ms. Allocated memory is still 83.9MB. Free memory was 34.5MB in the beginning and 27.0MB in the end (delta: 7.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 170.00ms. Allocated memory is still 83.9MB. Free memory was 27.0MB in the beginning and 35.7MB in the end (delta: -8.7MB). Peak memory consumption was 6.9MB. Max. memory is 16.1GB. * RCFGBuilder took 12525.93ms. Allocated memory was 83.9MB in the beginning and 125.8MB in the end (delta: 41.9MB). Free memory was 35.7MB in the beginning and 81.1MB in the end (delta: -45.4MB). Peak memory consumption was 40.8MB. Max. memory is 16.1GB. * TraceAbstraction took 66207.36ms. Allocated memory was 125.8MB in the beginning and 247.5MB in the end (delta: 121.6MB). Free memory was 81.1MB in the beginning and 132.7MB in the end (delta: -51.6MB). Peak memory consumption was 158.1MB. Max. memory is 16.1GB. * Witness Printer took 241.87ms. Allocated memory is still 247.5MB. Free memory was 132.7MB in the beginning and 99.1MB in the end (delta: 33.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 4044]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 31 procedures, 454 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 66.1s, OverallIterations: 12, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 15.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 24.4s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 6 mSolverCounterUnknown, 5967 SdHoareTripleChecker+Valid, 13874.88ms IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 5940 mSDsluCounter, 13827 SdHoareTripleChecker+Invalid, 13584.02ms Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 5040 mSDsCounter, 19 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 212 IncrementalHoareTripleChecker+Invalid, 237 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 19 mSolverCounterUnsat, 8787 mSDtfsCounter, 212 mSolverCounterSat, 68.20ms SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1630 GetRequests, 1568 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 1.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1914occurred in iteration=11, InterpolantAutomatonStates: 38, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.4s AutomataMinimizationTime, 12 MinimizatonAttempts, 1690 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 191 LocationsWithAnnotation, 5829 PreInvPairs, 6027 NumberOfFragments, 2169 HoareAnnotationTreeSize, 5829 FomulaSimplifications, 3351 FormulaSimplificationTreeSizeReduction, 1.4s HoareSimplificationTime, 191 FomulaSimplificationsInter, 53404 FormulaSimplificationTreeSizeReductionInter, 22.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.8s SsaConstructionTime, 8.5s SatisfiabilityAnalysisTime, 8.1s InterpolantComputationTime, 835 NumberOfCodeBlocks, 835 NumberOfCodeBlocksAsserted, 20 NumberOfCheckSat, 1630 ConstructedInterpolants, 0 QuantifiedInterpolants, 3042 SizeOfPredicates, 9 NumberOfNonLiveVariables, 12581 ConjunctsInSsa, 56 ConjunctsInUnsatCore, 40 InterpolantComputations, 24 PerfectInterpolantSequences, 232/360 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 3413]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3301]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4505]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3168]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3833]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3413]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2880]: Loop Invariant Derived loop invariant: ((((ldv_mutex_pg_mutex == 1bv32 && ldv_mutex_mutex_of_device == 1bv32) && disable == 0bv32) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1bv32) && ldv_mutex_lock == 1bv32) && 0bv32 == ldv_retval_1 - InvariantResult [Line: 4013]: Loop Invariant Derived loop invariant: ((((ldv_mutex_pg_mutex == 1bv32 && ldv_mutex_mutex_of_device == 1bv32) && disable == 0bv32) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1bv32) && ldv_mutex_lock == 1bv32) && 0bv32 == ldv_retval_1 - InvariantResult [Line: 4502]: Loop Invariant Derived loop invariant: (((((((ldv_mutex_pg_mutex == 1bv32 && ldv_mutex_mutex_of_device == 1bv32) && 0bv32 == pg_drive_count) && disable == 0bv32) && 1bv32 == ldv_state_variable_0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1bv32) && ldv_mutex_lock == 1bv32) && 0bv32 == ldv_retval_1) || (((((((ldv_mutex_pg_mutex == 1bv32 && ldv_mutex_mutex_of_device == 1bv32) && disable == 0bv32) && 1bv32 == ldv_state_variable_0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1bv32) && ldv_mutex_lock == 1bv32) && 0bv32 == ldv_retval_1) && 0bv32 == k) - InvariantResult [Line: 3780]: Loop Invariant Derived loop invariant: ((((ldv_mutex_pg_mutex == 1bv32 && ldv_mutex_mutex_of_device == 1bv32) && disable == 0bv32) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1bv32) && ldv_mutex_lock == 1bv32) && 0bv32 == ldv_retval_1 - InvariantResult [Line: 2812]: Loop Invariant Derived loop invariant: ((((2bv32 == ldv_mutex_pg_mutex && ldv_mutex_mutex_of_device == 1bv32) && disable == 0bv32) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1bv32) && ldv_mutex_lock == 1bv32) && 0bv32 == ldv_retval_1 - InvariantResult [Line: 3721]: Loop Invariant Derived loop invariant: (((((((ldv_mutex_pg_mutex == 1bv32 && ldv_mutex_mutex_of_device == 1bv32) && 0bv32 == pg_drive_count) && disable == 0bv32) && 1bv32 == ldv_state_variable_0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1bv32) && ldv_mutex_lock == 1bv32) && 0bv32 == ldv_retval_1) || (((((((ldv_mutex_pg_mutex == 1bv32 && ldv_mutex_mutex_of_device == 1bv32) && disable == 0bv32) && 1bv32 == ldv_state_variable_0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1bv32) && ldv_mutex_lock == 1bv32) && 0bv32 == ldv_retval_1) && 0bv32 == k) - InvariantResult [Line: 3707]: Loop Invariant Derived loop invariant: (((((((ldv_mutex_pg_mutex == 1bv32 && ldv_mutex_mutex_of_device == 1bv32) && 0bv32 == pg_drive_count) && disable == 0bv32) && 1bv32 == ldv_state_variable_0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1bv32) && ldv_mutex_lock == 1bv32) && 0bv32 == ldv_retval_1) || (((((((ldv_mutex_pg_mutex == 1bv32 && ldv_mutex_mutex_of_device == 1bv32) && disable == 0bv32) && 1bv32 == ldv_state_variable_0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1bv32) && ldv_mutex_lock == 1bv32) && 0bv32 == ldv_retval_1) && 0bv32 == k) - InvariantResult [Line: 3413]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4401]: Loop Invariant Derived loop invariant: ((((2bv32 == ldv_mutex_pg_mutex && ldv_mutex_mutex_of_device == 1bv32) && disable == 0bv32) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1bv32) && ldv_mutex_lock == 1bv32) && 0bv32 == ldv_retval_1 - InvariantResult [Line: 4580]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3707]: Loop Invariant Derived loop invariant: (((((((ldv_mutex_pg_mutex == 1bv32 && ldv_mutex_mutex_of_device == 1bv32) && 0bv32 == pg_drive_count) && disable == 0bv32) && 1bv32 == ldv_state_variable_0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1bv32) && ldv_mutex_lock == 1bv32) && 0bv32 == ldv_retval_1) || (((((((ldv_mutex_pg_mutex == 1bv32 && ldv_mutex_mutex_of_device == 1bv32) && disable == 0bv32) && 1bv32 == ldv_state_variable_0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1bv32) && ldv_mutex_lock == 1bv32) && 0bv32 == ldv_retval_1) && 0bv32 == k) - InvariantResult [Line: 4523]: Loop Invariant Derived loop invariant: ((((ldv_mutex_pg_mutex == 1bv32 && ldv_mutex_mutex_of_device == 1bv32) && disable == 0bv32) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1bv32) && ldv_mutex_lock == 1bv32) && 0bv32 == ldv_retval_1 - InvariantResult [Line: 4459]: Loop Invariant Derived loop invariant: ((((ldv_mutex_pg_mutex == 1bv32 && ldv_mutex_mutex_of_device == 1bv32) && disable == 0bv32) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1bv32) && ldv_mutex_lock == 1bv32) && 0bv32 == ldv_retval_1 - InvariantResult [Line: 3780]: Loop Invariant Derived loop invariant: ((((ldv_mutex_pg_mutex == 1bv32 && ldv_mutex_mutex_of_device == 1bv32) && disable == 0bv32) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1bv32) && ldv_mutex_lock == 1bv32) && 0bv32 == ldv_retval_1 - InvariantResult [Line: 3092]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3837]: Loop Invariant Derived loop invariant: ((((ldv_mutex_pg_mutex == 1bv32 && ldv_mutex_mutex_of_device == 1bv32) && disable == 0bv32) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1bv32) && ldv_mutex_lock == 1bv32) && 0bv32 == ldv_retval_1 - InvariantResult [Line: 3144]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4512]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4559]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3020]: Loop Invariant Derived loop invariant: ((((((ldv_mutex_pg_mutex == 1bv32 && ldv_mutex_mutex_of_device == 1bv32) && ~bvsle32(unit, 3bv32)) && disable == 0bv32) && 1bv32 == ldv_state_variable_0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1bv32) && ldv_mutex_lock == 1bv32) && 0bv32 == ldv_retval_1 - InvariantResult [Line: 3466]: Loop Invariant Derived loop invariant: ((((((ldv_mutex_pg_mutex == 1bv32 && ldv_mutex_mutex_of_device == 1bv32) && 0bv32 == pg_drive_count) && disable == 0bv32) && 1bv32 == ldv_state_variable_0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1bv32) && ldv_mutex_lock == 1bv32) && 0bv32 == ldv_retval_1 - InvariantResult [Line: 3466]: Loop Invariant Derived loop invariant: ((((((ldv_mutex_pg_mutex == 1bv32 && ldv_mutex_mutex_of_device == 1bv32) && 0bv32 == pg_drive_count) && disable == 0bv32) && 1bv32 == ldv_state_variable_0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1bv32) && ldv_mutex_lock == 1bv32) && 0bv32 == ldv_retval_1 - InvariantResult [Line: 3254]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2936]: Loop Invariant Derived loop invariant: ((((2bv32 == ldv_mutex_pg_mutex && ldv_mutex_mutex_of_device == 1bv32) && disable == 0bv32) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1bv32) && ldv_mutex_lock == 1bv32) && 0bv32 == ldv_retval_1 - InvariantResult [Line: 2832]: Loop Invariant Derived loop invariant: (((((((ldv_mutex_pg_mutex == 1bv32 && ldv_mutex_mutex_of_device == 1bv32) && 0bv32 == pg_drive_count) && disable == 0bv32) && 1bv32 == ldv_state_variable_0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1bv32) && ldv_mutex_lock == 1bv32) && 0bv32 == ldv_retval_1) || (((((((ldv_mutex_pg_mutex == 1bv32 && ldv_mutex_mutex_of_device == 1bv32) && disable == 0bv32) && 1bv32 == ldv_state_variable_0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1bv32) && ldv_mutex_lock == 1bv32) && 0bv32 == ldv_retval_1) && 0bv32 == k) - InvariantResult [Line: 4529]: Loop Invariant Derived loop invariant: ((((ldv_mutex_pg_mutex == 1bv32 && ldv_mutex_mutex_of_device == 1bv32) && disable == 0bv32) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1bv32) && ldv_mutex_lock == 1bv32) && 0bv32 == ldv_retval_1 - InvariantResult [Line: 4005]: Loop Invariant Derived loop invariant: ((((2bv32 == ldv_mutex_pg_mutex && ldv_mutex_mutex_of_device == 1bv32) && disable == 0bv32) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1bv32) && ldv_mutex_lock == 1bv32) && 0bv32 == ldv_retval_1 - InvariantResult [Line: 4021]: Loop Invariant Derived loop invariant: (((((((ldv_mutex_pg_mutex == 1bv32 && ldv_mutex_mutex_of_device == 1bv32) && 0bv32 == pg_drive_count) && disable == 0bv32) && 1bv32 == ldv_state_variable_0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1bv32) && ldv_mutex_lock == 1bv32) && 0bv32 == ldv_retval_1) || (((((((ldv_mutex_pg_mutex == 1bv32 && ldv_mutex_mutex_of_device == 1bv32) && disable == 0bv32) && 1bv32 == ldv_state_variable_0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1bv32) && ldv_mutex_lock == 1bv32) && 0bv32 == ldv_retval_1) && 0bv32 == k) - InvariantResult [Line: 3254]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3333]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4572]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3721]: Loop Invariant Derived loop invariant: (((((((ldv_mutex_pg_mutex == 1bv32 && ldv_mutex_mutex_of_device == 1bv32) && 0bv32 == pg_drive_count) && disable == 0bv32) && 1bv32 == ldv_state_variable_0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1bv32) && ldv_mutex_lock == 1bv32) && 0bv32 == ldv_retval_1) || (((((((ldv_mutex_pg_mutex == 1bv32 && ldv_mutex_mutex_of_device == 1bv32) && disable == 0bv32) && 1bv32 == ldv_state_variable_0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1bv32) && ldv_mutex_lock == 1bv32) && 0bv32 == ldv_retval_1) && 0bv32 == k) - InvariantResult [Line: 3201]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3466]: Loop Invariant Derived loop invariant: ((((((ldv_mutex_pg_mutex == 1bv32 && ldv_mutex_mutex_of_device == 1bv32) && 0bv32 == pg_drive_count) && disable == 0bv32) && 1bv32 == ldv_state_variable_0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1bv32) && ldv_mutex_lock == 1bv32) && 0bv32 == ldv_retval_1 - InvariantResult [Line: 3333]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3515]: Loop Invariant Derived loop invariant: ((((2bv32 == ldv_mutex_pg_mutex && ldv_mutex_mutex_of_device == 1bv32) && disable == 0bv32) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1bv32) && ldv_mutex_lock == 1bv32) && 0bv32 == ldv_retval_1 - InvariantResult [Line: 2826]: Loop Invariant Derived loop invariant: (((((ldv_mutex_pg_mutex == 1bv32 && ldv_mutex_mutex_of_device == 1bv32) && disable == 0bv32) && 1bv32 == ldv_state_variable_0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1bv32) && ldv_mutex_lock == 1bv32) && 0bv32 == ldv_retval_1 - InvariantResult [Line: 3707]: Loop Invariant Derived loop invariant: (((((((ldv_mutex_pg_mutex == 1bv32 && ldv_mutex_mutex_of_device == 1bv32) && 0bv32 == pg_drive_count) && disable == 0bv32) && 1bv32 == ldv_state_variable_0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1bv32) && ldv_mutex_lock == 1bv32) && 0bv32 == ldv_retval_1) || (((((((ldv_mutex_pg_mutex == 1bv32 && ldv_mutex_mutex_of_device == 1bv32) && disable == 0bv32) && 1bv32 == ldv_state_variable_0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1bv32) && ldv_mutex_lock == 1bv32) && 0bv32 == ldv_retval_1) && 0bv32 == k) - InvariantResult [Line: 2899]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3553]: Loop Invariant Derived loop invariant: ((((ldv_mutex_pg_mutex == 1bv32 && ldv_mutex_mutex_of_device == 1bv32) && disable == 0bv32) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1bv32) && ldv_mutex_lock == 1bv32) && 0bv32 == ldv_retval_1 - InvariantResult [Line: 4480]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3254]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3168]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3020]: Loop Invariant Derived loop invariant: (((((ldv_mutex_pg_mutex == 1bv32 && ldv_mutex_mutex_of_device == 1bv32) && disable == 0bv32) && 1bv32 == ldv_state_variable_0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1bv32) && ldv_mutex_lock == 1bv32) && 0bv32 == ldv_retval_1 - InvariantResult [Line: 3780]: Loop Invariant Derived loop invariant: ((((ldv_mutex_pg_mutex == 1bv32 && ldv_mutex_mutex_of_device == 1bv32) && disable == 0bv32) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1bv32) && ldv_mutex_lock == 1bv32) && 0bv32 == ldv_retval_1 - InvariantResult [Line: 3697]: Loop Invariant Derived loop invariant: ((((((((ldv_mutex_pg_mutex == 1bv32 && ldv_mutex_mutex_of_device == 1bv32) && 0bv32 == ldv_state_variable_1) && disable == 0bv32) && 1bv32 == ldv_state_variable_0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1bv32) && ldv_mutex_lock == 1bv32) && 0bv32 == ldv_retval_1) || (((((((ldv_mutex_pg_mutex == 1bv32 && ldv_mutex_mutex_of_device == 1bv32) && 0bv32 == pg_drive_count) && disable == 0bv32) && 1bv32 == ldv_state_variable_0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1bv32) && ldv_mutex_lock == 1bv32) && 0bv32 == ldv_retval_1)) || (((((((ldv_mutex_pg_mutex == 1bv32 && ldv_mutex_mutex_of_device == 1bv32) && disable == 0bv32) && 1bv32 == ldv_state_variable_0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1bv32) && ldv_mutex_lock == 1bv32) && 0bv32 == ldv_retval_1) && 0bv32 == k) - InvariantResult [Line: 3092]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3776]: Loop Invariant Derived loop invariant: (((((ldv_mutex_pg_mutex == 1bv32 && ldv_mutex_mutex_of_device == 1bv32) && 0bv32 == ldv_state_variable_1) && disable == 0bv32) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1bv32) && ldv_mutex_lock == 1bv32) && 0bv32 == ldv_retval_1 - InvariantResult [Line: 2917]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3451]: Loop Invariant Derived loop invariant: (((((((ldv_mutex_pg_mutex == 1bv32 && ldv_mutex_mutex_of_device == 1bv32) && 0bv32 == pg_drive_count) && disable == 0bv32) && 1bv32 == ldv_state_variable_0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1bv32) && ldv_mutex_lock == 1bv32) && 0bv32 == ldv_retval_1) || (((((((ldv_mutex_pg_mutex == 1bv32 && ldv_mutex_mutex_of_device == 1bv32) && disable == 0bv32) && 1bv32 == ldv_state_variable_0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1bv32) && ldv_mutex_lock == 1bv32) && 0bv32 == ldv_retval_1) && 0bv32 == k) - InvariantResult [Line: 4546]: Loop Invariant Derived loop invariant: ((((ldv_mutex_pg_mutex == 1bv32 && ldv_mutex_mutex_of_device == 1bv32) && disable == 0bv32) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1bv32) && ldv_mutex_lock == 1bv32) && 0bv32 == ldv_retval_1 - InvariantResult [Line: 3837]: Loop Invariant Derived loop invariant: ((((ldv_mutex_pg_mutex == 1bv32 && ldv_mutex_mutex_of_device == 1bv32) && disable == 0bv32) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1bv32) && ldv_mutex_lock == 1bv32) && !(3bv32 == ldv_state_variable_0) - InvariantResult [Line: 3707]: Loop Invariant Derived loop invariant: (((((ldv_mutex_pg_mutex == 1bv32 && ldv_mutex_mutex_of_device == 1bv32) && disable == 0bv32) && 1bv32 == ldv_state_variable_0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1bv32) && ldv_mutex_lock == 1bv32) && 0bv32 == ldv_retval_1 - InvariantResult [Line: 3508]: Loop Invariant Derived loop invariant: ((((ldv_mutex_pg_mutex == 1bv32 && ldv_mutex_mutex_of_device == 1bv32) && disable == 0bv32) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1bv32) && ldv_mutex_lock == 1bv32) && 0bv32 == ldv_retval_1 - InvariantResult [Line: 3092]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2931]: Loop Invariant Derived loop invariant: ((((2bv32 == ldv_mutex_pg_mutex && ldv_mutex_mutex_of_device == 1bv32) && disable == 0bv32) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1bv32) && ldv_mutex_lock == 1bv32) && 0bv32 == ldv_retval_1 - InvariantResult [Line: 3301]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3780]: Loop Invariant Derived loop invariant: (((((ldv_mutex_pg_mutex == 1bv32 && ldv_mutex_mutex_of_device == 1bv32) && 0bv32 == ldv_state_variable_1) && disable == 0bv32) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1bv32) && ldv_mutex_lock == 1bv32) && 0bv32 == ldv_retval_1 - InvariantResult [Line: 3201]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3016]: Loop Invariant Derived loop invariant: (((((ldv_mutex_pg_mutex == 1bv32 && ldv_mutex_mutex_of_device == 1bv32) && disable == 0bv32) && 1bv32 == ldv_state_variable_0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1bv32) && ldv_mutex_lock == 1bv32) && 0bv32 == ldv_retval_1 - InvariantResult [Line: 3301]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3780]: Loop Invariant Derived loop invariant: (((((ldv_mutex_pg_mutex == 1bv32 && ldv_mutex_mutex_of_device == 1bv32) && 0bv32 == ldv_state_variable_1) && disable == 0bv32) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1bv32) && ldv_mutex_lock == 1bv32) && 0bv32 == ldv_retval_1 - InvariantResult [Line: 4509]: Loop Invariant Derived loop invariant: (((((((ldv_mutex_pg_mutex == 1bv32 && ldv_mutex_mutex_of_device == 1bv32) && 0bv32 == pg_drive_count) && disable == 0bv32) && 1bv32 == ldv_state_variable_0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1bv32) && ldv_mutex_lock == 1bv32) && 0bv32 == ldv_retval_1) || (((((((ldv_mutex_pg_mutex == 1bv32 && ldv_mutex_mutex_of_device == 1bv32) && disable == 0bv32) && 1bv32 == ldv_state_variable_0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1bv32) && ldv_mutex_lock == 1bv32) && 0bv32 == ldv_retval_1) && 0bv32 == k) - InvariantResult [Line: 3201]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3254]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3254]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3707]: Loop Invariant Derived loop invariant: ((((((((ldv_mutex_pg_mutex == 1bv32 && ldv_mutex_mutex_of_device == 1bv32) && 0bv32 == ldv_state_variable_1) && disable == 0bv32) && 1bv32 == ldv_state_variable_0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1bv32) && ldv_mutex_lock == 1bv32) && 0bv32 == ldv_retval_1) || (((((((ldv_mutex_pg_mutex == 1bv32 && ldv_mutex_mutex_of_device == 1bv32) && 0bv32 == pg_drive_count) && disable == 0bv32) && 1bv32 == ldv_state_variable_0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1bv32) && ldv_mutex_lock == 1bv32) && 0bv32 == ldv_retval_1)) || (((((((ldv_mutex_pg_mutex == 1bv32 && ldv_mutex_mutex_of_device == 1bv32) && disable == 0bv32) && 1bv32 == ldv_state_variable_0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1bv32) && ldv_mutex_lock == 1bv32) && 0bv32 == ldv_retval_1) && 0bv32 == k) - InvariantResult [Line: 4470]: Loop Invariant Derived loop invariant: ((((((ldv_mutex_pg_mutex == 1bv32 && ldv_mutex_mutex_of_device == 1bv32) && 0bv32 == ldv_state_variable_1) && 0bv32 == pg_drive_count) && disable == 0bv32) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1bv32) && ldv_mutex_lock == 1bv32) && 0bv32 == ldv_retval_1 - InvariantResult [Line: 3254]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3333]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3637]: Loop Invariant Derived loop invariant: ((((ldv_mutex_pg_mutex == 1bv32 && ldv_mutex_mutex_of_device == 1bv32) && disable == 0bv32) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1bv32) && ldv_mutex_lock == 1bv32) && 0bv32 == ldv_retval_1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: ((((ldv_mutex_pg_mutex == 1bv32 && ldv_mutex_mutex_of_device == 1bv32) && disable == 0bv32) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1bv32) && ldv_mutex_lock == 1bv32) && 0bv32 == ldv_retval_1 - InvariantResult [Line: 2889]: Loop Invariant Derived loop invariant: (((((((ldv_mutex_pg_mutex == 1bv32 && ldv_mutex_mutex_of_device == 1bv32) && 0bv32 == pg_drive_count) && disable == 0bv32) && 1bv32 == ldv_state_variable_0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1bv32) && ldv_mutex_lock == 1bv32) && 0bv32 == ldv_retval_1) || (((((((ldv_mutex_pg_mutex == 1bv32 && ldv_mutex_mutex_of_device == 1bv32) && disable == 0bv32) && 1bv32 == ldv_state_variable_0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1bv32) && ldv_mutex_lock == 1bv32) && 0bv32 == ldv_retval_1) && 0bv32 == k) - InvariantResult [Line: 3442]: Loop Invariant Derived loop invariant: (((((((ldv_mutex_pg_mutex == 1bv32 && ldv_mutex_mutex_of_device == 1bv32) && 0bv32 == pg_drive_count) && disable == 0bv32) && 1bv32 == ldv_state_variable_0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1bv32) && ldv_mutex_lock == 1bv32) && 0bv32 == ldv_retval_1) || (((((((ldv_mutex_pg_mutex == 1bv32 && ldv_mutex_mutex_of_device == 1bv32) && disable == 0bv32) && 1bv32 == ldv_state_variable_0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1bv32) && ldv_mutex_lock == 1bv32) && 0bv32 == ldv_retval_1) && 0bv32 == k) - InvariantResult [Line: 4520]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3168]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2021-11-12 23:07:16,963 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087f199-0324-4380-a378-a58e2f9913e9/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE