./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-drivers-clk1_drivers-net-ethernet-stmicro-stmmac-stmmac.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f4b24e32 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-drivers-clk1_drivers-net-ethernet-stmicro-stmmac-stmmac.cil.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 48ae22c8c2494b96697ffe1db529f00fa4b52cdca22138b3bf77c84445f7f2f5 --- Real Ultimate output --- This is Ultimate 0.2.2-?-f4b24e3 [2022-07-14 03:25:22,239 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-14 03:25:22,240 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-14 03:25:22,259 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-14 03:25:22,259 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-14 03:25:22,260 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-14 03:25:22,261 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-14 03:25:22,262 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-14 03:25:22,264 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-14 03:25:22,264 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-14 03:25:22,265 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-14 03:25:22,266 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-14 03:25:22,266 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-14 03:25:22,267 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-14 03:25:22,268 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-14 03:25:22,268 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-14 03:25:22,269 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-14 03:25:22,270 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-14 03:25:22,271 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-14 03:25:22,272 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-14 03:25:22,273 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-14 03:25:22,274 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-14 03:25:22,274 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-14 03:25:22,275 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-14 03:25:22,276 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-14 03:25:22,278 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-14 03:25:22,278 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-14 03:25:22,278 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-14 03:25:22,279 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-14 03:25:22,279 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-14 03:25:22,280 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-14 03:25:22,280 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-14 03:25:22,280 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-14 03:25:22,281 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-14 03:25:22,281 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-14 03:25:22,282 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-14 03:25:22,282 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-14 03:25:22,283 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-14 03:25:22,283 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-14 03:25:22,283 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-14 03:25:22,284 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-14 03:25:22,284 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-14 03:25:22,285 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-14 03:25:22,299 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-14 03:25:22,299 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-14 03:25:22,300 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-14 03:25:22,300 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-14 03:25:22,300 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-14 03:25:22,301 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-14 03:25:22,301 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-14 03:25:22,301 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-14 03:25:22,301 INFO L138 SettingsManager]: * Use SBE=true [2022-07-14 03:25:22,302 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-14 03:25:22,302 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-14 03:25:22,302 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-14 03:25:22,302 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-14 03:25:22,302 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-14 03:25:22,302 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-14 03:25:22,302 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-14 03:25:22,302 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-14 03:25:22,303 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-14 03:25:22,303 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-14 03:25:22,303 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-14 03:25:22,303 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-14 03:25:22,303 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-14 03:25:22,304 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-14 03:25:22,304 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-14 03:25:22,304 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-14 03:25:22,304 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-14 03:25:22,304 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-14 03:25:22,304 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-14 03:25:22,304 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-14 03:25:22,305 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-14 03:25:22,305 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 48ae22c8c2494b96697ffe1db529f00fa4b52cdca22138b3bf77c84445f7f2f5 [2022-07-14 03:25:22,511 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-14 03:25:22,530 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-14 03:25:22,532 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-14 03:25:22,533 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-14 03:25:22,534 INFO L275 PluginConnector]: CDTParser initialized [2022-07-14 03:25:22,535 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-drivers-clk1_drivers-net-ethernet-stmicro-stmmac-stmmac.cil.i [2022-07-14 03:25:22,590 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/05f7de7a1/993bc3dc99784ef381adbc4d54717016/FLAG6913139e3 [2022-07-14 03:25:23,469 INFO L306 CDTParser]: Found 1 translation units. [2022-07-14 03:25:23,470 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-drivers-clk1_drivers-net-ethernet-stmicro-stmmac-stmmac.cil.i [2022-07-14 03:25:23,585 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/05f7de7a1/993bc3dc99784ef381adbc4d54717016/FLAG6913139e3 [2022-07-14 03:25:23,880 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/05f7de7a1/993bc3dc99784ef381adbc4d54717016 [2022-07-14 03:25:23,882 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-14 03:25:23,883 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-14 03:25:23,884 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-14 03:25:23,885 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-14 03:25:23,893 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-14 03:25:23,894 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 03:25:23" (1/1) ... [2022-07-14 03:25:23,894 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f5708b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:25:23, skipping insertion in model container [2022-07-14 03:25:23,895 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 03:25:23" (1/1) ... [2022-07-14 03:25:23,899 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-14 03:25:24,109 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-14 03:25:32,818 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-drivers-clk1_drivers-net-ethernet-stmicro-stmmac-stmmac.cil.i[788938,788951] [2022-07-14 03:25:32,868 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 03:25:32,944 INFO L203 MainTranslator]: Completed pre-run [2022-07-14 03:25:33,918 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-drivers-clk1_drivers-net-ethernet-stmicro-stmmac-stmmac.cil.i[788938,788951] [2022-07-14 03:25:33,930 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 03:25:34,465 INFO L208 MainTranslator]: Completed translation [2022-07-14 03:25:34,466 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:25:34 WrapperNode [2022-07-14 03:25:34,467 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-14 03:25:34,468 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-14 03:25:34,468 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-14 03:25:34,468 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-14 03:25:34,473 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:25:34" (1/1) ... [2022-07-14 03:25:34,710 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:25:34" (1/1) ... [2022-07-14 03:25:35,241 INFO L137 Inliner]: procedures = 926, calls = 12277, calls flagged for inlining = 543, calls inlined = 454, statements flattened = 18346 [2022-07-14 03:25:35,242 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-14 03:25:35,243 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-14 03:25:35,244 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-14 03:25:35,244 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-14 03:25:35,250 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:25:34" (1/1) ... [2022-07-14 03:25:35,250 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:25:34" (1/1) ... [2022-07-14 03:25:35,503 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:25:34" (1/1) ... [2022-07-14 03:25:35,504 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:25:34" (1/1) ... [2022-07-14 03:25:35,793 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:25:34" (1/1) ... [2022-07-14 03:25:35,823 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:25:34" (1/1) ... [2022-07-14 03:25:35,999 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:25:34" (1/1) ... [2022-07-14 03:25:36,091 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-14 03:25:36,092 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-14 03:25:36,092 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-14 03:25:36,092 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-14 03:25:36,093 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:25:34" (1/1) ... [2022-07-14 03:25:36,101 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-14 03:25:36,114 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 03:25:36,148 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-14 03:25:36,164 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-14 03:25:36,189 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_get_coalesce [2022-07-14 03:25:36,190 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_get_coalesce [2022-07-14 03:25:36,190 INFO L130 BoogieDeclarations]: Found specification of procedure device_set_wakeup_enable [2022-07-14 03:25:36,190 INFO L138 BoogieDeclarations]: Found implementation of procedure device_set_wakeup_enable [2022-07-14 03:25:36,190 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_get_tx_owner [2022-07-14 03:25:36,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_get_tx_owner [2022-07-14 03:25:36,190 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-07-14 03:25:36,191 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-07-14 03:25:36,191 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_rx_watchdog [2022-07-14 03:25:36,191 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_rx_watchdog [2022-07-14 03:25:36,191 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_set_filter [2022-07-14 03:25:36,191 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_set_filter [2022-07-14 03:25:36,191 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-07-14 03:25:36,191 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-07-14 03:25:36,192 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-07-14 03:25:36,192 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-07-14 03:25:36,192 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2022-07-14 03:25:36,192 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2022-07-14 03:25:36,192 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2022-07-14 03:25:36,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2022-07-14 03:25:36,192 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~VOID [2022-07-14 03:25:36,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~VOID [2022-07-14 03:25:36,193 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_clean_desc3___0 [2022-07-14 03:25:36,193 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_clean_desc3___0 [2022-07-14 03:25:36,193 INFO L130 BoogieDeclarations]: Found specification of procedure ehn_desc_tx_set_on_chain [2022-07-14 03:25:36,193 INFO L138 BoogieDeclarations]: Found implementation of procedure ehn_desc_tx_set_on_chain [2022-07-14 03:25:36,193 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-07-14 03:25:36,193 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-07-14 03:25:36,193 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-07-14 03:25:36,193 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-07-14 03:25:36,194 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_pltfr_probe [2022-07-14 03:25:36,194 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_pltfr_probe [2022-07-14 03:25:36,194 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_poll_controller [2022-07-14 03:25:36,194 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_poll_controller [2022-07-14 03:25:36,194 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-07-14 03:25:36,194 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-07-14 03:25:36,195 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_pltfr_suspend [2022-07-14 03:25:36,195 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_pltfr_suspend [2022-07-14 03:25:36,195 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-07-14 03:25:36,195 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-07-14 03:25:36,195 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_irq_register_19_2 [2022-07-14 03:25:36,195 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_irq_register_19_2 [2022-07-14 03:25:36,196 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac100_dma_operation_mode [2022-07-14 03:25:36,196 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac100_dma_operation_mode [2022-07-14 03:25:36,196 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_ctrl_ane [2022-07-14 03:25:36,196 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_ctrl_ane [2022-07-14 03:25:36,196 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-07-14 03:25:36,196 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-07-14 03:25:36,196 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~TO~int [2022-07-14 03:25:36,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~TO~int [2022-07-14 03:25:36,197 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_set_16kib_bfsize [2022-07-14 03:25:36,197 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_set_16kib_bfsize [2022-07-14 03:25:36,197 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_set_eee_timer [2022-07-14 03:25:36,197 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_set_eee_timer [2022-07-14 03:25:36,197 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-07-14 03:25:36,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-07-14 03:25:36,197 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-14 03:25:36,198 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~X~int~TO~VOID [2022-07-14 03:25:36,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~X~int~TO~VOID [2022-07-14 03:25:36,198 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_drivers_clk1__more_at_exit [2022-07-14 03:25:36,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_drivers_clk1__more_at_exit [2022-07-14 03:25:36,198 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-07-14 03:25:36,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-07-14 03:25:36,198 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_release_tx_desc [2022-07-14 03:25:36,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_release_tx_desc [2022-07-14 03:25:36,199 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_dump_regs [2022-07-14 03:25:36,199 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_dump_regs [2022-07-14 03:25:36,199 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-07-14 03:25:36,199 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-07-14 03:25:36,199 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac100_dump_mac_regs [2022-07-14 03:25:36,199 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac100_dump_mac_regs [2022-07-14 03:25:36,199 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_get_tx_ls [2022-07-14 03:25:36,199 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_get_tx_ls [2022-07-14 03:25:36,200 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_close_tx_desc [2022-07-14 03:25:36,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_close_tx_desc [2022-07-14 03:25:36,200 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2022-07-14 03:25:36,200 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2022-07-14 03:25:36,200 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac100_core_init [2022-07-14 03:25:36,200 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac100_core_init [2022-07-14 03:25:36,200 INFO L130 BoogieDeclarations]: Found specification of procedure virt_to_phys [2022-07-14 03:25:36,200 INFO L138 BoogieDeclarations]: Found implementation of procedure virt_to_phys [2022-07-14 03:25:36,201 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-14 03:25:36,201 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_tx_skbufs [2022-07-14 03:25:36,201 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_tx_skbufs [2022-07-14 03:25:36,201 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-14 03:25:36,201 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-07-14 03:25:36,201 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-07-14 03:25:36,201 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-07-14 03:25:36,201 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-07-14 03:25:36,202 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_rx_ipc_enable [2022-07-14 03:25:36,202 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_rx_ipc_enable [2022-07-14 03:25:36,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-14 03:25:36,202 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_get_rx_status [2022-07-14 03:25:36,202 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_get_rx_status [2022-07-14 03:25:36,202 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2022-07-14 03:25:36,202 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2022-07-14 03:25:36,202 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2022-07-14 03:25:36,203 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2022-07-14 03:25:36,203 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_get_adv [2022-07-14 03:25:36,203 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_get_adv [2022-07-14 03:25:36,203 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-07-14 03:25:36,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-07-14 03:25:36,203 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_hw_fix_mac_speed [2022-07-14 03:25:36,203 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_hw_fix_mac_speed [2022-07-14 03:25:36,204 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2022-07-14 03:25:36,204 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2022-07-14 03:25:36,204 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-07-14 03:25:36,204 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-07-14 03:25:36,204 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_config_addend [2022-07-14 03:25:36,204 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_config_addend [2022-07-14 03:25:36,204 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac_enable_dma_transmission [2022-07-14 03:25:36,204 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac_enable_dma_transmission [2022-07-14 03:25:36,204 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-07-14 03:25:36,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-07-14 03:25:36,205 INFO L130 BoogieDeclarations]: Found specification of procedure device_can_wakeup [2022-07-14 03:25:36,205 INFO L138 BoogieDeclarations]: Found implementation of procedure device_can_wakeup [2022-07-14 03:25:36,205 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_suspend [2022-07-14 03:25:36,205 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_suspend [2022-07-14 03:25:36,205 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_set_pauseparam [2022-07-14 03:25:36,205 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_set_pauseparam [2022-07-14 03:25:36,206 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_free_rx_buffers [2022-07-14 03:25:36,206 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_free_rx_buffers [2022-07-14 03:25:36,206 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-07-14 03:25:36,206 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-07-14 03:25:36,206 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_init_dma_chain [2022-07-14 03:25:36,206 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_init_dma_chain [2022-07-14 03:25:36,206 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_get_rx_frame_len [2022-07-14 03:25:36,206 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_get_rx_frame_len [2022-07-14 03:25:36,207 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_init_rx_desc [2022-07-14 03:25:36,207 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_init_rx_desc [2022-07-14 03:25:36,207 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_interrupt [2022-07-14 03:25:36,207 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_interrupt [2022-07-14 03:25:36,207 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_init_rx_desc [2022-07-14 03:25:36,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_init_rx_desc [2022-07-14 03:25:36,207 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_set_mac_addr [2022-07-14 03:25:36,207 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_set_mac_addr [2022-07-14 03:25:36,208 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-14 03:25:36,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-14 03:25:36,208 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_get_rx_status [2022-07-14 03:25:36,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_get_rx_status [2022-07-14 03:25:36,208 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-07-14 03:25:36,208 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-07-14 03:25:36,208 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_reset_eee_mode [2022-07-14 03:25:36,208 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_reset_eee_mode [2022-07-14 03:25:36,209 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_enable_tx_timestamp [2022-07-14 03:25:36,209 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_enable_tx_timestamp [2022-07-14 03:25:36,209 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_free [2022-07-14 03:25:36,209 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_free [2022-07-14 03:25:36,209 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_set_rx_owner [2022-07-14 03:25:36,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_set_rx_owner [2022-07-14 03:25:36,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-14 03:25:36,209 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-07-14 03:25:36,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-07-14 03:25:36,210 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_display_ring [2022-07-14 03:25:36,210 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_display_ring [2022-07-14 03:25:36,210 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_unregister [2022-07-14 03:25:36,210 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_unregister [2022-07-14 03:25:36,210 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-07-14 03:25:36,210 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-07-14 03:25:36,210 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_get_rx_timestamp_status [2022-07-14 03:25:36,210 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_get_rx_timestamp_status [2022-07-14 03:25:36,211 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-07-14 03:25:36,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-07-14 03:25:36,211 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_set_eee_pls [2022-07-14 03:25:36,211 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_set_eee_pls [2022-07-14 03:25:36,211 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_enable_tx_timestamp [2022-07-14 03:25:36,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_enable_tx_timestamp [2022-07-14 03:25:36,211 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_clk_prepare_enable_29 [2022-07-14 03:25:36,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_clk_prepare_enable_29 [2022-07-14 03:25:36,212 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac100_rx_ipc_enable [2022-07-14 03:25:36,212 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac100_rx_ipc_enable [2022-07-14 03:25:36,212 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2022-07-14 03:25:36,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2022-07-14 03:25:36,212 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~int [2022-07-14 03:25:36,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~int [2022-07-14 03:25:36,212 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-14 03:25:36,212 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-14 03:25:36,213 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_init_rx_buffers [2022-07-14 03:25:36,213 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_init_rx_buffers [2022-07-14 03:25:36,213 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2022-07-14 03:25:36,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2022-07-14 03:25:36,213 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_hw_setup [2022-07-14 03:25:36,213 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_hw_setup [2022-07-14 03:25:36,213 INFO L130 BoogieDeclarations]: Found specification of procedure div_u64 [2022-07-14 03:25:36,213 INFO L138 BoogieDeclarations]: Found implementation of procedure div_u64 [2022-07-14 03:25:36,213 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2022-07-14 03:25:36,214 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2022-07-14 03:25:36,214 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2022-07-14 03:25:36,214 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2022-07-14 03:25:36,214 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-14 03:25:36,214 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac100_set_umac_addr [2022-07-14 03:25:36,214 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac100_set_umac_addr [2022-07-14 03:25:36,214 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_get_tx_len [2022-07-14 03:25:36,214 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_get_tx_len [2022-07-14 03:25:36,215 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-14 03:25:36,215 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2022-07-14 03:25:36,215 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2022-07-14 03:25:36,215 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac100_pmt [2022-07-14 03:25:36,215 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac100_pmt [2022-07-14 03:25:36,215 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_get_tx_timestamp_status [2022-07-14 03:25:36,215 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_get_tx_timestamp_status [2022-07-14 03:25:36,215 INFO L130 BoogieDeclarations]: Found specification of procedure clk_get_rate [2022-07-14 03:25:36,216 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_get_rate [2022-07-14 03:25:36,216 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_release [2022-07-14 03:25:36,216 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_release [2022-07-14 03:25:36,216 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac_enable_dma_irq [2022-07-14 03:25:36,216 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac_enable_dma_irq [2022-07-14 03:25:36,216 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_tx_timeout [2022-07-14 03:25:36,216 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_tx_timeout [2022-07-14 03:25:36,216 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-07-14 03:25:36,217 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-07-14 03:25:36,217 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_init_systime [2022-07-14 03:25:36,217 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_init_systime [2022-07-14 03:25:36,217 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-07-14 03:25:36,217 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-07-14 03:25:36,217 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-07-14 03:25:36,217 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-07-14 03:25:36,217 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-07-14 03:25:36,217 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-07-14 03:25:36,218 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_set_time [2022-07-14 03:25:36,218 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_set_time [2022-07-14 03:25:36,218 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_core_init [2022-07-14 03:25:36,218 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_core_init [2022-07-14 03:25:36,218 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_get_hw_feature [2022-07-14 03:25:36,218 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_get_hw_feature [2022-07-14 03:25:36,218 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_ethtool_setsettings [2022-07-14 03:25:36,218 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_ethtool_setsettings [2022-07-14 03:25:36,218 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc_array [2022-07-14 03:25:36,219 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc_array [2022-07-14 03:25:36,219 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2022-07-14 03:25:36,219 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2022-07-14 03:25:36,219 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-07-14 03:25:36,219 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-07-14 03:25:36,219 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_set_rx_owner [2022-07-14 03:25:36,219 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_set_rx_owner [2022-07-14 03:25:36,219 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-07-14 03:25:36,220 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-07-14 03:25:36,220 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_get_tx_ls [2022-07-14 03:25:36,220 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_get_tx_ls [2022-07-14 03:25:36,220 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_instance_handler_2_5 [2022-07-14 03:25:36,220 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_instance_handler_2_5 [2022-07-14 03:25:36,220 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_hw_init [2022-07-14 03:25:36,220 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_hw_init [2022-07-14 03:25:36,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-14 03:25:36,220 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac100_set_filter [2022-07-14 03:25:36,221 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac100_set_filter [2022-07-14 03:25:36,221 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2022-07-14 03:25:36,221 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2022-07-14 03:25:36,221 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-14 03:25:36,221 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-14 03:25:36,221 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_jumbo_frm [2022-07-14 03:25:36,221 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_jumbo_frm [2022-07-14 03:25:36,221 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_adjust_freq [2022-07-14 03:25:36,222 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_adjust_freq [2022-07-14 03:25:36,222 INFO L130 BoogieDeclarations]: Found specification of procedure phy_disconnect [2022-07-14 03:25:36,222 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_disconnect [2022-07-14 03:25:36,222 INFO L130 BoogieDeclarations]: Found specification of procedure device_may_wakeup [2022-07-14 03:25:36,222 INFO L138 BoogieDeclarations]: Found implementation of procedure device_may_wakeup [2022-07-14 03:25:36,222 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2022-07-14 03:25:36,222 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2022-07-14 03:25:36,222 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2022-07-14 03:25:36,223 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2022-07-14 03:25:36,223 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_get_time [2022-07-14 03:25:36,223 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_get_time [2022-07-14 03:25:36,223 INFO L130 BoogieDeclarations]: Found specification of procedure phy_stop [2022-07-14 03:25:36,223 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_stop [2022-07-14 03:25:36,223 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~VOID [2022-07-14 03:25:36,223 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~VOID [2022-07-14 03:25:36,223 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_release_tx_desc [2022-07-14 03:25:36,224 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_release_tx_desc [2022-07-14 03:25:36,224 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_get_tx_timestamp_status [2022-07-14 03:25:36,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_get_tx_timestamp_status [2022-07-14 03:25:36,224 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_set_eee_mode [2022-07-14 03:25:36,224 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_set_eee_mode [2022-07-14 03:25:36,224 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_disable_eee_mode [2022-07-14 03:25:36,224 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_disable_eee_mode [2022-07-14 03:25:36,224 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_pci_remove [2022-07-14 03:25:36,224 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_pci_remove [2022-07-14 03:25:36,225 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_set_tx_owner [2022-07-14 03:25:36,225 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_set_tx_owner [2022-07-14 03:25:36,225 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-07-14 03:25:36,225 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-07-14 03:25:36,225 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-07-14 03:25:36,225 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-07-14 03:25:36,225 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_pltfr_remove [2022-07-14 03:25:36,225 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_pltfr_remove [2022-07-14 03:25:36,226 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_get_tx_len [2022-07-14 03:25:36,226 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_get_tx_len [2022-07-14 03:25:36,226 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-14 03:25:36,226 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-14 03:25:36,226 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_dma_interrupt [2022-07-14 03:25:36,226 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_dma_interrupt [2022-07-14 03:25:36,226 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~bool~0~TO~VOID [2022-07-14 03:25:36,226 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~bool~0~TO~VOID [2022-07-14 03:25:36,226 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-07-14 03:25:36,227 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-07-14 03:25:36,227 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_get_tx_status [2022-07-14 03:25:36,227 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_get_tx_status [2022-07-14 03:25:36,227 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_set_mac [2022-07-14 03:25:36,227 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_set_mac [2022-07-14 03:25:36,227 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_pltfr_resume [2022-07-14 03:25:36,227 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_pltfr_resume [2022-07-14 03:25:36,227 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-07-14 03:25:36,227 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-07-14 03:25:36,228 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_init_desc3 [2022-07-14 03:25:36,228 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_init_desc3 [2022-07-14 03:25:36,228 INFO L130 BoogieDeclarations]: Found specification of procedure usecs_to_jiffies [2022-07-14 03:25:36,228 INFO L138 BoogieDeclarations]: Found implementation of procedure usecs_to_jiffies [2022-07-14 03:25:36,228 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2022-07-14 03:25:36,228 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2022-07-14 03:25:36,228 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-07-14 03:25:36,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-07-14 03:25:36,229 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-07-14 03:25:36,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-07-14 03:25:36,229 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_get_mac_addr [2022-07-14 03:25:36,229 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_get_mac_addr [2022-07-14 03:25:36,229 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac_dma_flush_tx_fifo [2022-07-14 03:25:36,229 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac_dma_flush_tx_fifo [2022-07-14 03:25:36,229 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-14 03:25:36,229 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_open [2022-07-14 03:25:36,229 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_open [2022-07-14 03:25:36,230 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove [2022-07-14 03:25:36,230 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove [2022-07-14 03:25:36,230 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~X~int~X~int~TO~VOID [2022-07-14 03:25:36,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~X~int~X~int~TO~VOID [2022-07-14 03:25:36,230 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_get_rx_owner [2022-07-14 03:25:36,230 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_get_rx_owner [2022-07-14 03:25:36,230 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2022-07-14 03:25:36,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2022-07-14 03:25:36,231 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_get_ts_info [2022-07-14 03:25:36,231 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_get_ts_info [2022-07-14 03:25:36,231 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_ethtool_setmsglevel [2022-07-14 03:25:36,231 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_ethtool_setmsglevel [2022-07-14 03:25:36,231 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-07-14 03:25:36,231 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-07-14 03:25:36,231 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_ethtool_get_regs_len [2022-07-14 03:25:36,231 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_ethtool_get_regs_len [2022-07-14 03:25:36,231 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_prepare_tx_desc [2022-07-14 03:25:36,232 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_prepare_tx_desc [2022-07-14 03:25:36,232 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-07-14 03:25:36,232 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_get_rx_timestamp_status [2022-07-14 03:25:36,232 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_get_rx_timestamp_status [2022-07-14 03:25:36,232 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_config_hw_tstamping [2022-07-14 03:25:36,232 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_config_hw_tstamping [2022-07-14 03:25:36,232 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_flow_ctrl [2022-07-14 03:25:36,232 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_flow_ctrl [2022-07-14 03:25:36,232 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2022-07-14 03:25:36,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2022-07-14 03:25:36,233 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_adjust_link [2022-07-14 03:25:36,233 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_adjust_link [2022-07-14 03:25:36,233 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_eee_init [2022-07-14 03:25:36,233 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_eee_init [2022-07-14 03:25:36,233 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-07-14 03:25:36,233 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-07-14 03:25:36,233 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-07-14 03:25:36,234 INFO L130 BoogieDeclarations]: Found specification of procedure init_dma_desc_rings [2022-07-14 03:25:36,234 INFO L138 BoogieDeclarations]: Found implementation of procedure init_dma_desc_rings [2022-07-14 03:25:36,234 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-07-14 03:25:36,234 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-07-14 03:25:36,234 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac100_dma_init [2022-07-14 03:25:36,234 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac100_dma_init [2022-07-14 03:25:36,234 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-14 03:25:36,234 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-14 03:25:36,234 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-07-14 03:25:36,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-07-14 03:25:36,235 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_set_tx_owner [2022-07-14 03:25:36,235 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_set_tx_owner [2022-07-14 03:25:36,235 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-07-14 03:25:36,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-07-14 03:25:36,235 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_get_systime [2022-07-14 03:25:36,235 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_get_systime [2022-07-14 03:25:36,235 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_interrupt_instance_2 [2022-07-14 03:25:36,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_interrupt_instance_2 [2022-07-14 03:25:36,236 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_get_hw_features [2022-07-14 03:25:36,236 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_get_hw_features [2022-07-14 03:25:36,236 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2022-07-14 03:25:36,236 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2022-07-14 03:25:36,236 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac_dma_stop_tx [2022-07-14 03:25:36,236 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac_dma_stop_tx [2022-07-14 03:25:36,236 INFO L130 BoogieDeclarations]: Found specification of procedure div_u64_rem [2022-07-14 03:25:36,237 INFO L138 BoogieDeclarations]: Found implementation of procedure div_u64_rem [2022-07-14 03:25:36,237 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac_dma_interrupt [2022-07-14 03:25:36,237 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac_dma_interrupt [2022-07-14 03:25:36,237 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac100_get_umac_addr [2022-07-14 03:25:36,237 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac100_get_umac_addr [2022-07-14 03:25:36,237 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_pci_probe [2022-07-14 03:25:36,237 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_pci_probe [2022-07-14 03:25:36,237 INFO L130 BoogieDeclarations]: Found specification of procedure seq_lseek [2022-07-14 03:25:36,238 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_lseek [2022-07-14 03:25:36,238 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2022-07-14 03:25:36,238 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2022-07-14 03:25:36,238 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_get_ext_status [2022-07-14 03:25:36,238 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_get_ext_status [2022-07-14 03:25:36,238 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_dvr_probe [2022-07-14 03:25:36,238 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_dvr_probe [2022-07-14 03:25:36,238 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_get_timestamp [2022-07-14 03:25:36,239 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_get_timestamp [2022-07-14 03:25:36,239 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2022-07-14 03:25:36,239 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2022-07-14 03:25:36,239 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac_dma_stop_rx [2022-07-14 03:25:36,239 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac_dma_stop_rx [2022-07-14 03:25:36,239 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_resume [2022-07-14 03:25:36,239 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_resume [2022-07-14 03:25:36,239 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac100_dma_diagnostic_fr [2022-07-14 03:25:36,239 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac100_dma_diagnostic_fr [2022-07-14 03:25:36,240 INFO L130 BoogieDeclarations]: Found specification of procedure free_dma_desc_resources [2022-07-14 03:25:36,240 INFO L138 BoogieDeclarations]: Found implementation of procedure free_dma_desc_resources [2022-07-14 03:25:36,240 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_mdio_reset [2022-07-14 03:25:36,240 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_mdio_reset [2022-07-14 03:25:36,240 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_clean_desc3 [2022-07-14 03:25:36,240 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_clean_desc3 [2022-07-14 03:25:36,240 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-07-14 03:25:36,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-07-14 03:25:36,241 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_enable [2022-07-14 03:25:36,241 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_enable [2022-07-14 03:25:36,241 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_ethtool_op_set_eee [2022-07-14 03:25:36,241 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_ethtool_op_set_eee [2022-07-14 03:25:36,241 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-07-14 03:25:36,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-07-14 03:25:36,241 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_init_tx_desc [2022-07-14 03:25:36,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_init_tx_desc [2022-07-14 03:25:36,241 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_init_tx_desc [2022-07-14 03:25:36,242 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_init_tx_desc [2022-07-14 03:25:36,242 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_close_tx_desc [2022-07-14 03:25:36,242 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_close_tx_desc [2022-07-14 03:25:36,242 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac100_irq_status [2022-07-14 03:25:36,242 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac100_irq_status [2022-07-14 03:25:36,242 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_set_wol [2022-07-14 03:25:36,242 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_set_wol [2022-07-14 03:25:36,242 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_adjust_systime [2022-07-14 03:25:36,242 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_adjust_systime [2022-07-14 03:25:36,243 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_set_umac_addr [2022-07-14 03:25:36,243 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_set_umac_addr [2022-07-14 03:25:36,243 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_clear_tx_ic [2022-07-14 03:25:36,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_clear_tx_ic [2022-07-14 03:25:36,243 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2022-07-14 03:25:36,243 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2022-07-14 03:25:36,243 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2022-07-14 03:25:36,243 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2022-07-14 03:25:36,243 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-07-14 03:25:36,244 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-07-14 03:25:36,244 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_unregister_platform [2022-07-14 03:25:36,244 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_unregister_platform [2022-07-14 03:25:36,244 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_irq_status [2022-07-14 03:25:36,244 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_irq_status [2022-07-14 03:25:36,244 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_get_timestamp [2022-07-14 03:25:36,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_get_timestamp [2022-07-14 03:25:36,244 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_get_rx_owner [2022-07-14 03:25:36,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_get_rx_owner [2022-07-14 03:25:36,245 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-14 03:25:36,245 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-14 03:25:36,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-14 03:25:36,245 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_set_rx_mode [2022-07-14 03:25:36,245 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_set_rx_mode [2022-07-14 03:25:36,245 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2022-07-14 03:25:36,245 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2022-07-14 03:25:36,245 INFO L130 BoogieDeclarations]: Found specification of procedure seq_read [2022-07-14 03:25:36,245 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_read [2022-07-14 03:25:36,246 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2022-07-14 03:25:36,246 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2022-07-14 03:25:36,246 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_display_ring [2022-07-14 03:25:36,246 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_display_ring [2022-07-14 03:25:36,246 INFO L130 BoogieDeclarations]: Found specification of procedure bitrev32 [2022-07-14 03:25:36,246 INFO L138 BoogieDeclarations]: Found implementation of procedure bitrev32 [2022-07-14 03:25:36,246 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_ethtool_getdrvinfo [2022-07-14 03:25:36,246 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_ethtool_getdrvinfo [2022-07-14 03:25:36,246 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_config_sub_second_increment [2022-07-14 03:25:36,247 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_config_sub_second_increment [2022-07-14 03:25:36,247 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-07-14 03:25:36,247 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-07-14 03:25:36,247 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_check_if_running [2022-07-14 03:25:36,247 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_check_if_running [2022-07-14 03:25:36,247 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_get_umac_addr [2022-07-14 03:25:36,247 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_get_umac_addr [2022-07-14 03:25:36,247 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_ethtool_op_get_eee [2022-07-14 03:25:36,248 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_ethtool_op_get_eee [2022-07-14 03:25:36,248 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_pmt [2022-07-14 03:25:36,248 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_pmt [2022-07-14 03:25:36,248 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2022-07-14 03:25:36,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2022-07-14 03:25:36,248 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2022-07-14 03:25:36,248 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2022-07-14 03:25:36,248 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-07-14 03:25:36,248 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-07-14 03:25:36,249 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_clk_disable_unprepare_21 [2022-07-14 03:25:36,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_clk_disable_unprepare_21 [2022-07-14 03:25:36,249 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_refill_desc3 [2022-07-14 03:25:36,249 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_refill_desc3 [2022-07-14 03:25:36,249 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_clear_descriptors [2022-07-14 03:25:36,249 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_clear_descriptors [2022-07-14 03:25:36,249 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2022-07-14 03:25:36,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2022-07-14 03:25:36,249 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac100_flow_ctrl [2022-07-14 03:25:36,250 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac100_flow_ctrl [2022-07-14 03:25:36,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-14 03:25:36,250 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_sysfs_dma_cap_open [2022-07-14 03:25:36,250 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_sysfs_dma_cap_open [2022-07-14 03:25:36,250 INFO L130 BoogieDeclarations]: Found specification of procedure phy_start [2022-07-14 03:25:36,250 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_start [2022-07-14 03:25:36,250 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2022-07-14 03:25:36,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2022-07-14 03:25:36,250 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2022-07-14 03:25:36,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2022-07-14 03:25:36,251 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-07-14 03:25:36,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-07-14 03:25:36,251 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2022-07-14 03:25:36,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2022-07-14 03:25:36,251 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_disable_dma_irq [2022-07-14 03:25:36,251 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_disable_dma_irq [2022-07-14 03:25:36,251 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2022-07-14 03:25:36,251 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2022-07-14 03:25:36,252 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-07-14 03:25:36,252 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-07-14 03:25:36,252 INFO L130 BoogieDeclarations]: Found specification of procedure single_open [2022-07-14 03:25:36,252 INFO L138 BoogieDeclarations]: Found implementation of procedure single_open [2022-07-14 03:25:36,252 INFO L130 BoogieDeclarations]: Found specification of procedure irq_set_irq_wake [2022-07-14 03:25:36,252 INFO L138 BoogieDeclarations]: Found implementation of procedure irq_set_irq_wake [2022-07-14 03:25:36,252 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_dvr_remove [2022-07-14 03:25:36,252 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_dvr_remove [2022-07-14 03:25:36,252 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_get_tx_status [2022-07-14 03:25:36,253 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_get_tx_status [2022-07-14 03:25:36,253 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac_dma_start_rx [2022-07-14 03:25:36,253 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac_dma_start_rx [2022-07-14 03:25:36,253 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2022-07-14 03:25:36,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2022-07-14 03:25:36,253 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-14 03:25:36,253 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-14 03:25:36,253 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_is_jumbo_frm [2022-07-14 03:25:36,253 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_is_jumbo_frm [2022-07-14 03:25:36,254 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_file [2022-07-14 03:25:36,254 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_file [2022-07-14 03:25:36,254 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_sysfs_ring_open [2022-07-14 03:25:36,254 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_sysfs_ring_open [2022-07-14 03:25:36,254 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_get_tx_owner [2022-07-14 03:25:36,254 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_get_tx_owner [2022-07-14 03:25:36,254 INFO L130 BoogieDeclarations]: Found specification of procedure single_release [2022-07-14 03:25:36,254 INFO L138 BoogieDeclarations]: Found implementation of procedure single_release [2022-07-14 03:25:36,254 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_irq_byname [2022-07-14 03:25:36,255 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_irq_byname [2022-07-14 03:25:36,255 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_tx_err [2022-07-14 03:25:36,255 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_tx_err [2022-07-14 03:25:36,255 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-07-14 03:25:36,255 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-07-14 03:25:36,255 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac_dma_start_tx [2022-07-14 03:25:36,255 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac_dma_start_tx [2022-07-14 03:25:36,255 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2022-07-14 03:25:36,255 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2022-07-14 03:25:36,256 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_prepare_tx_desc [2022-07-14 03:25:36,256 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_prepare_tx_desc [2022-07-14 03:25:36,256 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_get_rx_frame_len [2022-07-14 03:25:36,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_get_rx_frame_len [2022-07-14 03:25:36,256 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_18 [2022-07-14 03:25:36,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_18 [2022-07-14 03:25:36,256 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_17 [2022-07-14 03:25:36,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_17 [2022-07-14 03:25:36,256 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_16 [2022-07-14 03:25:36,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_16 [2022-07-14 03:25:36,257 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2022-07-14 03:25:36,257 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2022-07-14 03:25:36,257 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_tx_set_on_chain [2022-07-14 03:25:36,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_tx_set_on_chain [2022-07-14 03:25:36,257 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_get_pauseparam [2022-07-14 03:25:36,257 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_get_pauseparam [2022-07-14 03:25:36,257 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-07-14 03:25:36,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-07-14 03:25:36,257 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2022-07-14 03:25:36,258 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2022-07-14 03:25:36,258 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac100_dump_dma_regs [2022-07-14 03:25:36,258 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac100_dump_dma_regs [2022-07-14 03:25:36,258 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2022-07-14 03:25:36,258 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2022-07-14 03:25:36,258 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_ethtool_getsettings [2022-07-14 03:25:36,258 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_ethtool_getsettings [2022-07-14 03:25:36,258 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-07-14 03:25:36,258 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-07-14 03:25:36,259 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-07-14 03:25:36,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-07-14 03:25:36,259 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_set_coalesce [2022-07-14 03:25:36,259 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_set_coalesce [2022-07-14 03:25:36,259 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-07-14 03:25:36,259 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-07-14 03:25:36,259 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac_disable_dma_irq [2022-07-14 03:25:36,259 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac_disable_dma_irq [2022-07-14 03:25:36,259 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_get_wol [2022-07-14 03:25:36,259 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_get_wol [2022-07-14 03:25:36,260 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_clear_tx_ic [2022-07-14 03:25:36,260 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_clear_tx_ic [2022-07-14 03:25:36,260 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-14 03:25:36,260 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-07-14 03:25:36,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-07-14 03:25:36,260 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_config [2022-07-14 03:25:36,260 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_config [2022-07-14 03:25:36,260 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_adjust_time [2022-07-14 03:25:36,260 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_adjust_time [2022-07-14 03:25:36,261 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-07-14 03:25:36,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-07-14 03:25:36,261 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2022-07-14 03:25:36,261 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2022-07-14 03:25:36,261 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_pci_resume [2022-07-14 03:25:36,261 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_pci_resume [2022-07-14 03:25:37,629 INFO L234 CfgBuilder]: Building ICFG [2022-07-14 03:25:37,640 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-14 03:25:37,856 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-14 03:25:59,771 INFO L275 CfgBuilder]: Performing block encoding [2022-07-14 03:25:59,806 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-14 03:25:59,806 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-07-14 03:25:59,814 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 03:25:59 BoogieIcfgContainer [2022-07-14 03:25:59,815 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-14 03:25:59,818 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-14 03:25:59,818 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-14 03:25:59,820 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-14 03:25:59,821 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.07 03:25:23" (1/3) ... [2022-07-14 03:25:59,821 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d8ee9a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 03:25:59, skipping insertion in model container [2022-07-14 03:25:59,821 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:25:34" (2/3) ... [2022-07-14 03:25:59,822 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d8ee9a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 03:25:59, skipping insertion in model container [2022-07-14 03:25:59,822 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 03:25:59" (3/3) ... [2022-07-14 03:25:59,823 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_linux-drivers-clk1_drivers-net-ethernet-stmicro-stmmac-stmmac.cil.i [2022-07-14 03:25:59,833 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-14 03:25:59,834 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-14 03:25:59,957 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-14 03:25:59,963 INFO L357 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=PETRI_NET, 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, mPorIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@5862e3ef, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@3b57b7e [2022-07-14 03:25:59,963 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-14 03:26:00,112 INFO L276 IsEmpty]: Start isEmpty. Operand has 5298 states, 3739 states have (on average 1.350361059106713) internal successors, (5049), 3878 states have internal predecessors, (5049), 1266 states have call successors, (1266), 292 states have call predecessors, (1266), 291 states have return successors, (1251), 1175 states have call predecessors, (1251), 1251 states have call successors, (1251) [2022-07-14 03:26:00,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-07-14 03:26:00,127 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 03:26:00,128 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-07-14 03:26:00,128 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 03:26:00,136 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 03:26:00,139 INFO L85 PathProgramCache]: Analyzing trace with hash -211975035, now seen corresponding path program 1 times [2022-07-14 03:26:00,145 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 03:26:00,146 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2092922779] [2022-07-14 03:26:00,147 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:26:00,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 03:26:00,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:26:01,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-14 03:26:01,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:26:01,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:26:01,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:26:01,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-14 03:26:01,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:26:01,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-07-14 03:26:01,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:26:01,635 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-07-14 03:26:01,638 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 03:26:01,638 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2092922779] [2022-07-14 03:26:01,639 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2092922779] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 03:26:01,639 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 03:26:01,639 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-14 03:26:01,640 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1648714490] [2022-07-14 03:26:01,640 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 03:26:01,643 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-14 03:26:01,644 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 03:26:01,667 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-14 03:26:01,667 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-14 03:26:01,678 INFO L87 Difference]: Start difference. First operand has 5298 states, 3739 states have (on average 1.350361059106713) internal successors, (5049), 3878 states have internal predecessors, (5049), 1266 states have call successors, (1266), 292 states have call predecessors, (1266), 291 states have return successors, (1251), 1175 states have call predecessors, (1251), 1251 states have call successors, (1251) Second operand has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 2 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-07-14 03:26:02,099 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 03:26:02,099 INFO L93 Difference]: Finished difference Result 10559 states and 15345 transitions. [2022-07-14 03:26:02,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-14 03:26:02,101 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 2 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 39 [2022-07-14 03:26:02,102 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 03:26:02,171 INFO L225 Difference]: With dead ends: 10559 [2022-07-14 03:26:02,172 INFO L226 Difference]: Without dead ends: 5276 [2022-07-14 03:26:02,211 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-07-14 03:26:02,214 INFO L413 NwaCegarLoop]: 7375 mSDtfsCounter, 7366 mSDsluCounter, 14747 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7368 SdHoareTripleChecker+Valid, 22122 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-14 03:26:02,215 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7368 Valid, 22122 Invalid, 10 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-14 03:26:02,238 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5276 states. [2022-07-14 03:26:02,491 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5276 to 5276. [2022-07-14 03:26:02,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5276 states, 3734 states have (on average 1.2975361542581683) internal successors, (4845), 3860 states have internal predecessors, (4845), 1251 states have call successors, (1251), 292 states have call predecessors, (1251), 290 states have return successors, (1248), 1172 states have call predecessors, (1248), 1248 states have call successors, (1248) [2022-07-14 03:26:02,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5276 states to 5276 states and 7344 transitions. [2022-07-14 03:26:02,542 INFO L78 Accepts]: Start accepts. Automaton has 5276 states and 7344 transitions. Word has length 39 [2022-07-14 03:26:02,545 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 03:26:02,545 INFO L495 AbstractCegarLoop]: Abstraction has 5276 states and 7344 transitions. [2022-07-14 03:26:02,545 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 2 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-07-14 03:26:02,546 INFO L276 IsEmpty]: Start isEmpty. Operand 5276 states and 7344 transitions. [2022-07-14 03:26:02,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-07-14 03:26:02,548 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 03:26:02,548 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-07-14 03:26:02,549 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-14 03:26:02,549 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 03:26:02,550 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 03:26:02,550 INFO L85 PathProgramCache]: Analyzing trace with hash -1929273928, now seen corresponding path program 1 times [2022-07-14 03:26:02,550 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 03:26:02,550 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1507340313] [2022-07-14 03:26:02,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:26:02,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 03:26:03,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:26:03,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-14 03:26:03,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:26:03,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 03:26:03,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:26:03,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-14 03:26:03,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:26:03,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-07-14 03:26:03,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:26:03,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-07-14 03:26:03,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:26:03,583 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-07-14 03:26:03,583 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 03:26:03,585 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1507340313] [2022-07-14 03:26:03,587 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1507340313] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 03:26:03,587 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 03:26:03,587 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-14 03:26:03,587 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [250740869] [2022-07-14 03:26:03,587 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 03:26:03,588 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-14 03:26:03,589 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 03:26:03,589 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-14 03:26:03,589 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-14 03:26:03,589 INFO L87 Difference]: Start difference. First operand 5276 states and 7344 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (7), 3 states have call predecessors, (7), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-07-14 03:26:03,941 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 03:26:03,942 INFO L93 Difference]: Finished difference Result 10499 states and 14850 transitions. [2022-07-14 03:26:03,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-14 03:26:03,942 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (7), 3 states have call predecessors, (7), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 44 [2022-07-14 03:26:03,943 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 03:26:04,032 INFO L225 Difference]: With dead ends: 10499 [2022-07-14 03:26:04,033 INFO L226 Difference]: Without dead ends: 9436 [2022-07-14 03:26:04,048 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-07-14 03:26:04,049 INFO L413 NwaCegarLoop]: 8972 mSDtfsCounter, 7444 mSDsluCounter, 25318 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7444 SdHoareTripleChecker+Valid, 34290 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-14 03:26:04,049 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7444 Valid, 34290 Invalid, 11 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-14 03:26:04,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9436 states. [2022-07-14 03:26:04,335 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9436 to 9405. [2022-07-14 03:26:04,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9405 states, 6611 states have (on average 1.2969293601573135) internal successors, (8574), 6849 states have internal predecessors, (8574), 2230 states have call successors, (2230), 567 states have call predecessors, (2230), 563 states have return successors, (2459), 2079 states have call predecessors, (2459), 2228 states have call successors, (2459) [2022-07-14 03:26:04,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9405 states to 9405 states and 13263 transitions. [2022-07-14 03:26:04,408 INFO L78 Accepts]: Start accepts. Automaton has 9405 states and 13263 transitions. Word has length 44 [2022-07-14 03:26:04,409 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 03:26:04,409 INFO L495 AbstractCegarLoop]: Abstraction has 9405 states and 13263 transitions. [2022-07-14 03:26:04,409 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (7), 3 states have call predecessors, (7), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-07-14 03:26:04,409 INFO L276 IsEmpty]: Start isEmpty. Operand 9405 states and 13263 transitions. [2022-07-14 03:26:04,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1053 [2022-07-14 03:26:04,484 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 03:26:04,485 INFO L195 NwaCegarLoop]: trace histogram [36, 36, 36, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 16, 16, 12, 12, 8, 8, 6, 6, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 03:26:04,486 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-14 03:26:04,486 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 03:26:04,486 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 03:26:04,487 INFO L85 PathProgramCache]: Analyzing trace with hash -1117045970, now seen corresponding path program 1 times [2022-07-14 03:26:04,487 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 03:26:04,487 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1175948033] [2022-07-14 03:26:04,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:26:04,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 03:26:05,143 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-07-14 03:26:05,143 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [983210275] [2022-07-14 03:26:05,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:26:05,144 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-14 03:26:05,144 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 03:26:05,160 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-14 03:26:05,181 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-07-14 03:26:10,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:26:10,490 INFO L263 TraceCheckSpWp]: Trace formula consists of 26312 conjuncts, 5 conjunts are in the unsatisfiable core [2022-07-14 03:26:10,604 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 03:26:10,764 INFO L134 CoverageAnalysis]: Checked inductivity of 4788 backedges. 1515 proven. 0 refuted. 0 times theorem prover too weak. 3273 trivial. 0 not checked. [2022-07-14 03:26:10,764 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-14 03:26:10,764 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 03:26:10,764 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1175948033] [2022-07-14 03:26:10,765 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-07-14 03:26:10,765 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [983210275] [2022-07-14 03:26:10,765 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [983210275] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 03:26:10,765 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 03:26:10,765 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-14 03:26:10,765 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [877026662] [2022-07-14 03:26:10,766 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 03:26:10,767 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-14 03:26:10,767 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 03:26:10,767 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 03:26:10,768 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-14 03:26:10,768 INFO L87 Difference]: Start difference. First operand 9405 states and 13263 transitions. Second operand has 6 states, 6 states have (on average 72.66666666666667) internal successors, (436), 6 states have internal predecessors, (436), 4 states have call successors, (127), 2 states have call predecessors, (127), 4 states have return successors, (125), 4 states have call predecessors, (125), 4 states have call successors, (125) [2022-07-14 03:26:11,084 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 03:26:11,085 INFO L93 Difference]: Finished difference Result 17624 states and 24762 transitions. [2022-07-14 03:26:11,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-14 03:26:11,086 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 72.66666666666667) internal successors, (436), 6 states have internal predecessors, (436), 4 states have call successors, (127), 2 states have call predecessors, (127), 4 states have return successors, (125), 4 states have call predecessors, (125), 4 states have call successors, (125) Word has length 1052 [2022-07-14 03:26:11,088 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 03:26:11,145 INFO L225 Difference]: With dead ends: 17624 [2022-07-14 03:26:11,145 INFO L226 Difference]: Without dead ends: 9409 [2022-07-14 03:26:11,181 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1053 GetRequests, 1047 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-07-14 03:26:11,182 INFO L413 NwaCegarLoop]: 7333 mSDtfsCounter, 18 mSDsluCounter, 29289 mSDsCounter, 0 mSdLazyCounter, 52 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23 SdHoareTripleChecker+Valid, 36622 SdHoareTripleChecker+Invalid, 55 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 52 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-14 03:26:11,182 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [23 Valid, 36622 Invalid, 55 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 52 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-14 03:26:11,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9409 states. [2022-07-14 03:26:11,433 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9409 to 9409. [2022-07-14 03:26:11,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9409 states, 6613 states have (on average 1.2968395584454862) internal successors, (8576), 6852 states have internal predecessors, (8576), 2231 states have call successors, (2231), 567 states have call predecessors, (2231), 564 states have return successors, (2461), 2080 states have call predecessors, (2461), 2229 states have call successors, (2461) [2022-07-14 03:26:11,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9409 states to 9409 states and 13268 transitions. [2022-07-14 03:26:11,490 INFO L78 Accepts]: Start accepts. Automaton has 9409 states and 13268 transitions. Word has length 1052 [2022-07-14 03:26:11,493 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 03:26:11,493 INFO L495 AbstractCegarLoop]: Abstraction has 9409 states and 13268 transitions. [2022-07-14 03:26:11,494 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 72.66666666666667) internal successors, (436), 6 states have internal predecessors, (436), 4 states have call successors, (127), 2 states have call predecessors, (127), 4 states have return successors, (125), 4 states have call predecessors, (125), 4 states have call successors, (125) [2022-07-14 03:26:11,494 INFO L276 IsEmpty]: Start isEmpty. Operand 9409 states and 13268 transitions. [2022-07-14 03:26:11,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1059 [2022-07-14 03:26:11,566 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 03:26:11,567 INFO L195 NwaCegarLoop]: trace histogram [36, 36, 36, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 16, 16, 13, 13, 8, 8, 6, 6, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 03:26:11,642 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-07-14 03:26:11,783 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-14 03:26:11,784 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 03:26:11,784 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 03:26:11,785 INFO L85 PathProgramCache]: Analyzing trace with hash 21516336, now seen corresponding path program 1 times [2022-07-14 03:26:11,785 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 03:26:11,785 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [257620225] [2022-07-14 03:26:11,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:26:11,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 03:26:12,249 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-07-14 03:26:12,249 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [324073963] [2022-07-14 03:26:12,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:26:12,250 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-14 03:26:12,250 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 03:26:12,264 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-14 03:26:12,293 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-07-14 03:26:17,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:26:17,546 INFO L263 TraceCheckSpWp]: Trace formula consists of 26344 conjuncts, 5 conjunts are in the unsatisfiable core [2022-07-14 03:26:17,598 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 03:26:17,664 INFO L134 CoverageAnalysis]: Checked inductivity of 4815 backedges. 1515 proven. 0 refuted. 0 times theorem prover too weak. 3300 trivial. 0 not checked. [2022-07-14 03:26:17,665 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-14 03:26:17,665 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 03:26:17,665 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [257620225] [2022-07-14 03:26:17,665 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-07-14 03:26:17,665 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [324073963] [2022-07-14 03:26:17,666 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [324073963] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 03:26:17,666 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 03:26:17,666 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-14 03:26:17,666 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [372350371] [2022-07-14 03:26:17,666 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 03:26:17,668 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-14 03:26:17,668 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 03:26:17,669 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 03:26:17,669 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-14 03:26:17,669 INFO L87 Difference]: Start difference. First operand 9409 states and 13268 transitions. Second operand has 6 states, 6 states have (on average 73.0) internal successors, (438), 6 states have internal predecessors, (438), 4 states have call successors, (128), 2 states have call predecessors, (128), 4 states have return successors, (126), 4 states have call predecessors, (126), 4 states have call successors, (126) [2022-07-14 03:26:18,163 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 03:26:18,163 INFO L93 Difference]: Finished difference Result 17632 states and 24773 transitions. [2022-07-14 03:26:18,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-14 03:26:18,164 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 73.0) internal successors, (438), 6 states have internal predecessors, (438), 4 states have call successors, (128), 2 states have call predecessors, (128), 4 states have return successors, (126), 4 states have call predecessors, (126), 4 states have call successors, (126) Word has length 1058 [2022-07-14 03:26:18,168 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 03:26:18,239 INFO L225 Difference]: With dead ends: 17632 [2022-07-14 03:26:18,239 INFO L226 Difference]: Without dead ends: 9413 [2022-07-14 03:26:18,273 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1059 GetRequests, 1053 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-07-14 03:26:18,275 INFO L413 NwaCegarLoop]: 7331 mSDtfsCounter, 19 mSDsluCounter, 29281 mSDsCounter, 0 mSdLazyCounter, 59 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 24 SdHoareTripleChecker+Valid, 36612 SdHoareTripleChecker+Invalid, 62 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 59 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-07-14 03:26:18,276 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [24 Valid, 36612 Invalid, 62 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [3 Valid, 59 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-07-14 03:26:18,289 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9413 states. [2022-07-14 03:26:18,535 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9413 to 9413. [2022-07-14 03:26:18,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9413 states, 6615 states have (on average 1.2967498110355253) internal successors, (8578), 6855 states have internal predecessors, (8578), 2232 states have call successors, (2232), 567 states have call predecessors, (2232), 565 states have return successors, (2464), 2081 states have call predecessors, (2464), 2230 states have call successors, (2464) [2022-07-14 03:26:18,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9413 states to 9413 states and 13274 transitions. [2022-07-14 03:26:18,613 INFO L78 Accepts]: Start accepts. Automaton has 9413 states and 13274 transitions. Word has length 1058 [2022-07-14 03:26:18,614 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 03:26:18,614 INFO L495 AbstractCegarLoop]: Abstraction has 9413 states and 13274 transitions. [2022-07-14 03:26:18,615 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 73.0) internal successors, (438), 6 states have internal predecessors, (438), 4 states have call successors, (128), 2 states have call predecessors, (128), 4 states have return successors, (126), 4 states have call predecessors, (126), 4 states have call successors, (126) [2022-07-14 03:26:18,615 INFO L276 IsEmpty]: Start isEmpty. Operand 9413 states and 13274 transitions. [2022-07-14 03:26:18,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1067 [2022-07-14 03:26:18,685 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 03:26:18,686 INFO L195 NwaCegarLoop]: trace histogram [36, 36, 36, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 16, 16, 14, 14, 8, 8, 5, 5, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 03:26:18,775 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-07-14 03:26:18,907 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable3 [2022-07-14 03:26:18,908 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 03:26:18,908 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 03:26:18,908 INFO L85 PathProgramCache]: Analyzing trace with hash -1330928687, now seen corresponding path program 1 times [2022-07-14 03:26:18,908 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 03:26:18,909 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1759019409] [2022-07-14 03:26:18,909 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:26:18,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 03:26:19,523 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-07-14 03:26:19,523 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1145332957] [2022-07-14 03:26:19,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:26:19,524 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-14 03:26:19,524 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 03:26:19,525 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-14 03:26:19,569 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-07-14 03:26:24,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:26:24,416 INFO L263 TraceCheckSpWp]: Trace formula consists of 26377 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-14 03:26:24,446 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 03:26:24,483 INFO L134 CoverageAnalysis]: Checked inductivity of 4851 backedges. 1490 proven. 0 refuted. 0 times theorem prover too weak. 3361 trivial. 0 not checked. [2022-07-14 03:26:24,483 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-14 03:26:24,484 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 03:26:24,484 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1759019409] [2022-07-14 03:26:24,484 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-07-14 03:26:24,484 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1145332957] [2022-07-14 03:26:24,484 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1145332957] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 03:26:24,484 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 03:26:24,484 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-14 03:26:24,485 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [398475011] [2022-07-14 03:26:24,485 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 03:26:24,486 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-14 03:26:24,486 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 03:26:24,486 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-14 03:26:24,488 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-14 03:26:24,489 INFO L87 Difference]: Start difference. First operand 9413 states and 13274 transitions. Second operand has 5 states, 5 states have (on average 81.8) internal successors, (409), 4 states have internal predecessors, (409), 2 states have call successors, (118), 2 states have call predecessors, (118), 3 states have return successors, (116), 3 states have call predecessors, (116), 2 states have call successors, (116) [2022-07-14 03:26:24,966 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 03:26:24,967 INFO L93 Difference]: Finished difference Result 18873 states and 27120 transitions. [2022-07-14 03:26:24,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-14 03:26:24,968 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 81.8) internal successors, (409), 4 states have internal predecessors, (409), 2 states have call successors, (118), 2 states have call predecessors, (118), 3 states have return successors, (116), 3 states have call predecessors, (116), 2 states have call successors, (116) Word has length 1066 [2022-07-14 03:26:24,969 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 03:26:25,024 INFO L225 Difference]: With dead ends: 18873 [2022-07-14 03:26:25,025 INFO L226 Difference]: Without dead ends: 9493 [2022-07-14 03:26:25,065 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1065 GetRequests, 1062 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-14 03:26:25,066 INFO L413 NwaCegarLoop]: 7377 mSDtfsCounter, 164 mSDsluCounter, 21920 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 206 SdHoareTripleChecker+Valid, 29297 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-14 03:26:25,066 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [206 Valid, 29297 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-14 03:26:25,082 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9493 states. [2022-07-14 03:26:25,496 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9493 to 9421. [2022-07-14 03:26:25,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9421 states, 6621 states have (on average 1.2964808941247545) internal successors, (8584), 6861 states have internal predecessors, (8584), 2232 states have call successors, (2232), 567 states have call predecessors, (2232), 567 states have return successors, (2468), 2083 states have call predecessors, (2468), 2230 states have call successors, (2468) [2022-07-14 03:26:25,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9421 states to 9421 states and 13284 transitions. [2022-07-14 03:26:25,569 INFO L78 Accepts]: Start accepts. Automaton has 9421 states and 13284 transitions. Word has length 1066 [2022-07-14 03:26:25,572 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 03:26:25,572 INFO L495 AbstractCegarLoop]: Abstraction has 9421 states and 13284 transitions. [2022-07-14 03:26:25,573 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 81.8) internal successors, (409), 4 states have internal predecessors, (409), 2 states have call successors, (118), 2 states have call predecessors, (118), 3 states have return successors, (116), 3 states have call predecessors, (116), 2 states have call successors, (116) [2022-07-14 03:26:25,573 INFO L276 IsEmpty]: Start isEmpty. Operand 9421 states and 13284 transitions. [2022-07-14 03:26:25,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1082 [2022-07-14 03:26:25,634 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 03:26:25,635 INFO L195 NwaCegarLoop]: trace histogram [36, 36, 36, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 14, 14, 8, 8, 6, 6, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 03:26:25,735 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-07-14 03:26:25,851 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-14 03:26:25,852 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 03:26:25,852 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 03:26:25,853 INFO L85 PathProgramCache]: Analyzing trace with hash 1460115199, now seen corresponding path program 1 times [2022-07-14 03:26:25,853 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 03:26:25,853 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [695705477] [2022-07-14 03:26:25,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:26:25,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 03:26:26,513 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-07-14 03:26:26,514 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [757458080] [2022-07-14 03:26:26,514 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:26:26,514 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-14 03:26:26,514 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 03:26:26,516 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-14 03:26:26,547 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-07-14 03:26:31,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:26:31,581 INFO L263 TraceCheckSpWp]: Trace formula consists of 26680 conjuncts, 38 conjunts are in the unsatisfiable core [2022-07-14 03:26:31,639 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 03:26:31,862 INFO L134 CoverageAnalysis]: Checked inductivity of 4914 backedges. 323 proven. 0 refuted. 0 times theorem prover too weak. 4591 trivial. 0 not checked. [2022-07-14 03:26:31,862 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-14 03:26:31,862 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 03:26:31,862 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [695705477] [2022-07-14 03:26:31,862 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-07-14 03:26:31,862 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [757458080] [2022-07-14 03:26:31,863 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [757458080] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 03:26:31,863 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 03:26:31,863 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-07-14 03:26:31,863 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [465150959] [2022-07-14 03:26:31,863 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 03:26:31,864 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-07-14 03:26:31,864 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 03:26:31,864 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-07-14 03:26:31,865 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=183, Unknown=0, NotChecked=0, Total=210 [2022-07-14 03:26:31,865 INFO L87 Difference]: Start difference. First operand 9421 states and 13284 transitions. Second operand has 15 states, 14 states have (on average 28.928571428571427) internal successors, (405), 14 states have internal predecessors, (405), 4 states have call successors, (116), 2 states have call predecessors, (116), 4 states have return successors, (114), 4 states have call predecessors, (114), 4 states have call successors, (114) [2022-07-14 03:26:32,677 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 03:26:32,677 INFO L93 Difference]: Finished difference Result 18856 states and 26587 transitions. [2022-07-14 03:26:32,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-07-14 03:26:32,678 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 28.928571428571427) internal successors, (405), 14 states have internal predecessors, (405), 4 states have call successors, (116), 2 states have call predecessors, (116), 4 states have return successors, (114), 4 states have call predecessors, (114), 4 states have call successors, (114) Word has length 1081 [2022-07-14 03:26:32,678 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 03:26:32,842 INFO L225 Difference]: With dead ends: 18856 [2022-07-14 03:26:32,843 INFO L226 Difference]: Without dead ends: 9415 [2022-07-14 03:26:32,860 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1094 GetRequests, 1067 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 62 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=161, Invalid=651, Unknown=0, NotChecked=0, Total=812 [2022-07-14 03:26:32,861 INFO L413 NwaCegarLoop]: 7301 mSDtfsCounter, 51 mSDsluCounter, 94800 mSDsCounter, 0 mSdLazyCounter, 642 mSolverCounterSat, 53 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 52 SdHoareTripleChecker+Valid, 102101 SdHoareTripleChecker+Invalid, 695 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 642 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-07-14 03:26:32,862 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [52 Valid, 102101 Invalid, 695 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [53 Valid, 642 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-07-14 03:26:32,872 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9415 states. [2022-07-14 03:26:33,064 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9415 to 9415. [2022-07-14 03:26:33,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9415 states, 6617 states have (on average 1.2962067402145987) internal successors, (8577), 6856 states have internal predecessors, (8577), 2231 states have call successors, (2231), 566 states have call predecessors, (2231), 566 states have return successors, (2467), 2082 states have call predecessors, (2467), 2229 states have call successors, (2467) [2022-07-14 03:26:33,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9415 states to 9415 states and 13275 transitions. [2022-07-14 03:26:33,126 INFO L78 Accepts]: Start accepts. Automaton has 9415 states and 13275 transitions. Word has length 1081 [2022-07-14 03:26:33,127 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 03:26:33,127 INFO L495 AbstractCegarLoop]: Abstraction has 9415 states and 13275 transitions. [2022-07-14 03:26:33,127 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 28.928571428571427) internal successors, (405), 14 states have internal predecessors, (405), 4 states have call successors, (116), 2 states have call predecessors, (116), 4 states have return successors, (114), 4 states have call predecessors, (114), 4 states have call successors, (114) [2022-07-14 03:26:33,128 INFO L276 IsEmpty]: Start isEmpty. Operand 9415 states and 13275 transitions. [2022-07-14 03:26:33,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1086 [2022-07-14 03:26:33,183 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 03:26:33,186 INFO L195 NwaCegarLoop]: trace histogram [36, 36, 36, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 14, 14, 8, 8, 6, 6, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 03:26:33,293 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-07-14 03:26:33,411 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-14 03:26:33,412 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 03:26:33,412 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 03:26:33,413 INFO L85 PathProgramCache]: Analyzing trace with hash 385514358, now seen corresponding path program 1 times [2022-07-14 03:26:33,413 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 03:26:33,413 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1888181956] [2022-07-14 03:26:33,413 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:26:33,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 03:26:34,005 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-07-14 03:26:34,005 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1007659905] [2022-07-14 03:26:34,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:26:34,006 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-14 03:26:34,006 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 03:26:34,007 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-14 03:26:34,008 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-07-14 03:26:39,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:26:39,297 INFO L263 TraceCheckSpWp]: Trace formula consists of 26721 conjuncts, 7 conjunts are in the unsatisfiable core [2022-07-14 03:26:39,325 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 03:26:39,356 INFO L134 CoverageAnalysis]: Checked inductivity of 4914 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4914 trivial. 0 not checked. [2022-07-14 03:26:39,356 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-14 03:26:39,357 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 03:26:39,357 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1888181956] [2022-07-14 03:26:39,357 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-07-14 03:26:39,357 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1007659905] [2022-07-14 03:26:39,357 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1007659905] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 03:26:39,357 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 03:26:39,357 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-14 03:26:39,358 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [188589202] [2022-07-14 03:26:39,358 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 03:26:39,359 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-14 03:26:39,359 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 03:26:39,359 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-14 03:26:39,359 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-14 03:26:39,360 INFO L87 Difference]: Start difference. First operand 9415 states and 13275 transitions. Second operand has 5 states, 5 states have (on average 80.2) internal successors, (401), 5 states have internal predecessors, (401), 1 states have call successors, (116), 1 states have call predecessors, (116), 1 states have return successors, (114), 1 states have call predecessors, (114), 1 states have call successors, (114) [2022-07-14 03:26:39,606 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 03:26:39,607 INFO L93 Difference]: Finished difference Result 18820 states and 26539 transitions. [2022-07-14 03:26:39,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-14 03:26:39,608 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 80.2) internal successors, (401), 5 states have internal predecessors, (401), 1 states have call successors, (116), 1 states have call predecessors, (116), 1 states have return successors, (114), 1 states have call predecessors, (114), 1 states have call successors, (114) Word has length 1085 [2022-07-14 03:26:39,608 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 03:26:39,659 INFO L225 Difference]: With dead ends: 18820 [2022-07-14 03:26:39,660 INFO L226 Difference]: Without dead ends: 9415 [2022-07-14 03:26:39,696 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1086 GetRequests, 1081 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-07-14 03:26:39,697 INFO L413 NwaCegarLoop]: 7330 mSDtfsCounter, 3 mSDsluCounter, 21982 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 29312 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-14 03:26:39,697 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 29312 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-14 03:26:39,707 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9415 states. [2022-07-14 03:26:39,934 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9415 to 9415. [2022-07-14 03:26:39,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9415 states, 6617 states have (on average 1.296055614326734) internal successors, (8576), 6856 states have internal predecessors, (8576), 2231 states have call successors, (2231), 566 states have call predecessors, (2231), 566 states have return successors, (2467), 2082 states have call predecessors, (2467), 2229 states have call successors, (2467) [2022-07-14 03:26:39,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9415 states to 9415 states and 13274 transitions. [2022-07-14 03:26:39,996 INFO L78 Accepts]: Start accepts. Automaton has 9415 states and 13274 transitions. Word has length 1085 [2022-07-14 03:26:39,997 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 03:26:39,997 INFO L495 AbstractCegarLoop]: Abstraction has 9415 states and 13274 transitions. [2022-07-14 03:26:39,997 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 80.2) internal successors, (401), 5 states have internal predecessors, (401), 1 states have call successors, (116), 1 states have call predecessors, (116), 1 states have return successors, (114), 1 states have call predecessors, (114), 1 states have call successors, (114) [2022-07-14 03:26:39,997 INFO L276 IsEmpty]: Start isEmpty. Operand 9415 states and 13274 transitions. [2022-07-14 03:26:40,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1086 [2022-07-14 03:26:40,046 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 03:26:40,047 INFO L195 NwaCegarLoop]: trace histogram [36, 36, 36, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 14, 14, 8, 8, 6, 6, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 03:26:40,151 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-07-14 03:26:40,267 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-14 03:26:40,268 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 03:26:40,268 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 03:26:40,269 INFO L85 PathProgramCache]: Analyzing trace with hash 1046261812, now seen corresponding path program 1 times [2022-07-14 03:26:40,269 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 03:26:40,269 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [773724436] [2022-07-14 03:26:40,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:26:40,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 03:26:40,902 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-07-14 03:26:40,902 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1917778284] [2022-07-14 03:26:40,903 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:26:40,903 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-14 03:26:40,903 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 03:26:40,920 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-14 03:26:40,993 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-07-14 03:26:45,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:26:45,981 INFO L263 TraceCheckSpWp]: Trace formula consists of 26722 conjuncts, 20 conjunts are in the unsatisfiable core [2022-07-14 03:26:46,002 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 03:26:46,079 INFO L134 CoverageAnalysis]: Checked inductivity of 4914 backedges. 1484 proven. 0 refuted. 0 times theorem prover too weak. 3430 trivial. 0 not checked. [2022-07-14 03:26:46,079 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-14 03:26:46,079 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 03:26:46,080 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [773724436] [2022-07-14 03:26:46,080 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-07-14 03:26:46,080 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1917778284] [2022-07-14 03:26:46,080 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1917778284] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 03:26:46,080 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 03:26:46,080 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-07-14 03:26:46,081 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [188300533] [2022-07-14 03:26:46,081 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 03:26:46,081 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-07-14 03:26:46,082 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 03:26:46,082 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-07-14 03:26:46,082 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2022-07-14 03:26:46,082 INFO L87 Difference]: Start difference. First operand 9415 states and 13274 transitions. Second operand has 10 states, 10 states have (on average 41.8) internal successors, (418), 7 states have internal predecessors, (418), 2 states have call successors, (120), 2 states have call predecessors, (120), 5 states have return successors, (118), 5 states have call predecessors, (118), 2 states have call successors, (118) [2022-07-14 03:26:46,759 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 03:26:46,760 INFO L93 Difference]: Finished difference Result 18815 states and 27092 transitions. [2022-07-14 03:26:46,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-07-14 03:26:46,761 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 41.8) internal successors, (418), 7 states have internal predecessors, (418), 2 states have call successors, (120), 2 states have call predecessors, (120), 5 states have return successors, (118), 5 states have call predecessors, (118), 2 states have call successors, (118) Word has length 1085 [2022-07-14 03:26:46,762 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 03:26:46,799 INFO L225 Difference]: With dead ends: 18815 [2022-07-14 03:26:46,799 INFO L226 Difference]: Without dead ends: 9427 [2022-07-14 03:26:46,828 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1085 GetRequests, 1076 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-07-14 03:26:46,828 INFO L413 NwaCegarLoop]: 7349 mSDtfsCounter, 2 mSDsluCounter, 58726 mSDsCounter, 0 mSdLazyCounter, 108 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 66075 SdHoareTripleChecker+Invalid, 111 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 108 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-07-14 03:26:46,828 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 66075 Invalid, 111 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 108 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-07-14 03:26:46,837 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9427 states. [2022-07-14 03:26:47,036 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9427 to 9427. [2022-07-14 03:26:47,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9427 states, 6627 states have (on average 1.295608872793119) internal successors, (8586), 6866 states have internal predecessors, (8586), 2231 states have call successors, (2231), 566 states have call predecessors, (2231), 568 states have return successors, (2559), 2084 states have call predecessors, (2559), 2229 states have call successors, (2559) [2022-07-14 03:26:47,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9427 states to 9427 states and 13376 transitions. [2022-07-14 03:26:47,099 INFO L78 Accepts]: Start accepts. Automaton has 9427 states and 13376 transitions. Word has length 1085 [2022-07-14 03:26:47,100 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 03:26:47,100 INFO L495 AbstractCegarLoop]: Abstraction has 9427 states and 13376 transitions. [2022-07-14 03:26:47,101 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 41.8) internal successors, (418), 7 states have internal predecessors, (418), 2 states have call successors, (120), 2 states have call predecessors, (120), 5 states have return successors, (118), 5 states have call predecessors, (118), 2 states have call successors, (118) [2022-07-14 03:26:47,101 INFO L276 IsEmpty]: Start isEmpty. Operand 9427 states and 13376 transitions. [2022-07-14 03:26:47,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1088 [2022-07-14 03:26:47,147 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 03:26:47,148 INFO L195 NwaCegarLoop]: trace histogram [36, 36, 36, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 14, 14, 8, 8, 5, 5, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 03:26:47,239 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-07-14 03:26:47,359 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-14 03:26:47,360 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 03:26:47,360 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 03:26:47,360 INFO L85 PathProgramCache]: Analyzing trace with hash 1613806057, now seen corresponding path program 1 times [2022-07-14 03:26:47,360 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 03:26:47,360 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1368385222] [2022-07-14 03:26:47,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:26:47,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 03:26:47,879 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-07-14 03:26:47,880 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [739030214] [2022-07-14 03:26:47,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:26:47,880 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-14 03:26:47,881 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 03:26:47,883 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-14 03:26:47,888 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-07-14 03:26:53,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:26:53,316 INFO L263 TraceCheckSpWp]: Trace formula consists of 26729 conjuncts, 20 conjunts are in the unsatisfiable core [2022-07-14 03:26:53,372 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 03:26:53,453 INFO L134 CoverageAnalysis]: Checked inductivity of 4899 backedges. 1484 proven. 0 refuted. 0 times theorem prover too weak. 3415 trivial. 0 not checked. [2022-07-14 03:26:53,453 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-14 03:26:53,454 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 03:26:53,454 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1368385222] [2022-07-14 03:26:53,454 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-07-14 03:26:53,454 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [739030214] [2022-07-14 03:26:53,454 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [739030214] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 03:26:53,454 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 03:26:53,454 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-07-14 03:26:53,455 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [565105329] [2022-07-14 03:26:53,455 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 03:26:53,456 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-07-14 03:26:53,456 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 03:26:53,456 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-07-14 03:26:53,456 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2022-07-14 03:26:53,457 INFO L87 Difference]: Start difference. First operand 9427 states and 13376 transitions. Second operand has 10 states, 10 states have (on average 42.0) internal successors, (420), 7 states have internal predecessors, (420), 2 states have call successors, (121), 2 states have call predecessors, (121), 5 states have return successors, (119), 5 states have call predecessors, (119), 2 states have call successors, (119) [2022-07-14 03:26:54,023 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 03:26:54,023 INFO L93 Difference]: Finished difference Result 18837 states and 27384 transitions. [2022-07-14 03:26:54,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-07-14 03:26:54,025 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 42.0) internal successors, (420), 7 states have internal predecessors, (420), 2 states have call successors, (121), 2 states have call predecessors, (121), 5 states have return successors, (119), 5 states have call predecessors, (119), 2 states have call successors, (119) Word has length 1087 [2022-07-14 03:26:54,027 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 03:26:54,082 INFO L225 Difference]: With dead ends: 18837 [2022-07-14 03:26:54,083 INFO L226 Difference]: Without dead ends: 9437 [2022-07-14 03:26:54,117 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1087 GetRequests, 1078 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-07-14 03:26:54,120 INFO L413 NwaCegarLoop]: 7336 mSDtfsCounter, 1 mSDsluCounter, 58623 mSDsCounter, 0 mSdLazyCounter, 104 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 65959 SdHoareTripleChecker+Invalid, 106 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 104 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-07-14 03:26:54,120 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 65959 Invalid, 106 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 104 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-07-14 03:26:54,129 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9437 states. [2022-07-14 03:26:54,433 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9437 to 9427. [2022-07-14 03:26:54,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9427 states, 6627 states have (on average 1.295608872793119) internal successors, (8586), 6866 states have internal predecessors, (8586), 2231 states have call successors, (2231), 566 states have call predecessors, (2231), 568 states have return successors, (2559), 2084 states have call predecessors, (2559), 2229 states have call successors, (2559) [2022-07-14 03:26:54,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9427 states to 9427 states and 13376 transitions. [2022-07-14 03:26:54,487 INFO L78 Accepts]: Start accepts. Automaton has 9427 states and 13376 transitions. Word has length 1087 [2022-07-14 03:26:54,488 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 03:26:54,488 INFO L495 AbstractCegarLoop]: Abstraction has 9427 states and 13376 transitions. [2022-07-14 03:26:54,489 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 42.0) internal successors, (420), 7 states have internal predecessors, (420), 2 states have call successors, (121), 2 states have call predecessors, (121), 5 states have return successors, (119), 5 states have call predecessors, (119), 2 states have call successors, (119) [2022-07-14 03:26:54,489 INFO L276 IsEmpty]: Start isEmpty. Operand 9427 states and 13376 transitions. [2022-07-14 03:26:54,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1088 [2022-07-14 03:26:54,534 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 03:26:54,534 INFO L195 NwaCegarLoop]: trace histogram [36, 36, 36, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 14, 14, 8, 8, 5, 5, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 03:26:54,636 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2022-07-14 03:26:54,747 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-14 03:26:54,748 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 03:26:54,748 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 03:26:54,748 INFO L85 PathProgramCache]: Analyzing trace with hash 1611971691, now seen corresponding path program 1 times [2022-07-14 03:26:54,748 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 03:26:54,748 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [474155059] [2022-07-14 03:26:54,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:26:54,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 03:26:55,202 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-07-14 03:26:55,203 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [432636828] [2022-07-14 03:26:55,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:26:55,203 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-14 03:26:55,203 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 03:26:55,205 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-14 03:26:55,206 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-07-14 03:27:05,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:27:05,932 INFO L263 TraceCheckSpWp]: Trace formula consists of 26726 conjuncts, 11 conjunts are in the unsatisfiable core [2022-07-14 03:27:05,957 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 03:27:06,012 INFO L134 CoverageAnalysis]: Checked inductivity of 4899 backedges. 1526 proven. 0 refuted. 0 times theorem prover too weak. 3373 trivial. 0 not checked. [2022-07-14 03:27:06,013 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-14 03:27:06,013 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 03:27:06,013 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [474155059] [2022-07-14 03:27:06,013 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-07-14 03:27:06,013 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [432636828] [2022-07-14 03:27:06,013 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [432636828] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 03:27:06,013 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 03:27:06,014 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-14 03:27:06,014 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1073763021] [2022-07-14 03:27:06,014 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 03:27:06,015 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-14 03:27:06,015 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 03:27:06,015 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-14 03:27:06,015 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-14 03:27:06,016 INFO L87 Difference]: Start difference. First operand 9427 states and 13376 transitions. Second operand has 3 states, 3 states have (on average 140.66666666666666) internal successors, (422), 3 states have internal predecessors, (422), 2 states have call successors, (121), 2 states have call predecessors, (121), 2 states have return successors, (119), 2 states have call predecessors, (119), 2 states have call successors, (119) [2022-07-14 03:27:06,418 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 03:27:06,418 INFO L93 Difference]: Finished difference Result 18839 states and 27302 transitions. [2022-07-14 03:27:06,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-14 03:27:06,419 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 140.66666666666666) internal successors, (422), 3 states have internal predecessors, (422), 2 states have call successors, (121), 2 states have call predecessors, (121), 2 states have return successors, (119), 2 states have call predecessors, (119), 2 states have call successors, (119) Word has length 1087 [2022-07-14 03:27:06,421 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 03:27:06,462 INFO L225 Difference]: With dead ends: 18839 [2022-07-14 03:27:06,462 INFO L226 Difference]: Without dead ends: 9439 [2022-07-14 03:27:06,495 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1086 GetRequests, 1085 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-14 03:27:06,495 INFO L413 NwaCegarLoop]: 7330 mSDtfsCounter, 10 mSDsluCounter, 7319 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 14649 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-14 03:27:06,496 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11 Valid, 14649 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-14 03:27:06,505 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9439 states. [2022-07-14 03:27:06,689 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9439 to 9429. [2022-07-14 03:27:06,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9429 states, 6629 states have (on average 1.2955196862271836) internal successors, (8588), 6868 states have internal predecessors, (8588), 2231 states have call successors, (2231), 566 states have call predecessors, (2231), 568 states have return successors, (2559), 2084 states have call predecessors, (2559), 2229 states have call successors, (2559) [2022-07-14 03:27:06,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9429 states to 9429 states and 13378 transitions. [2022-07-14 03:27:06,738 INFO L78 Accepts]: Start accepts. Automaton has 9429 states and 13378 transitions. Word has length 1087 [2022-07-14 03:27:06,738 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 03:27:06,739 INFO L495 AbstractCegarLoop]: Abstraction has 9429 states and 13378 transitions. [2022-07-14 03:27:06,739 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 140.66666666666666) internal successors, (422), 3 states have internal predecessors, (422), 2 states have call successors, (121), 2 states have call predecessors, (121), 2 states have return successors, (119), 2 states have call predecessors, (119), 2 states have call successors, (119) [2022-07-14 03:27:06,739 INFO L276 IsEmpty]: Start isEmpty. Operand 9429 states and 13378 transitions. [2022-07-14 03:27:06,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1157 [2022-07-14 03:27:06,777 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 03:27:06,778 INFO L195 NwaCegarLoop]: trace histogram [36, 36, 36, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 8, 8, 5, 5, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 03:27:06,869 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2022-07-14 03:27:06,999 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2022-07-14 03:27:07,000 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 03:27:07,000 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 03:27:07,000 INFO L85 PathProgramCache]: Analyzing trace with hash 712410492, now seen corresponding path program 1 times [2022-07-14 03:27:07,001 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 03:27:07,001 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [470811353] [2022-07-14 03:27:07,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:27:07,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 03:27:07,424 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-07-14 03:27:07,424 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1997488577] [2022-07-14 03:27:07,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:27:07,425 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-14 03:27:07,425 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 03:27:07,426 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-14 03:27:07,428 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2022-07-14 03:27:12,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:27:12,516 INFO L263 TraceCheckSpWp]: Trace formula consists of 26925 conjuncts, 23 conjunts are in the unsatisfiable core [2022-07-14 03:27:12,569 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 03:27:12,662 INFO L134 CoverageAnalysis]: Checked inductivity of 5099 backedges. 1622 proven. 0 refuted. 0 times theorem prover too weak. 3477 trivial. 0 not checked. [2022-07-14 03:27:12,662 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-14 03:27:12,662 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 03:27:12,663 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [470811353] [2022-07-14 03:27:12,663 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-07-14 03:27:12,663 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1997488577] [2022-07-14 03:27:12,663 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1997488577] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 03:27:12,663 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 03:27:12,663 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-07-14 03:27:12,664 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1804361702] [2022-07-14 03:27:12,664 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 03:27:12,665 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-07-14 03:27:12,665 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 03:27:12,665 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-07-14 03:27:12,665 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2022-07-14 03:27:12,666 INFO L87 Difference]: Start difference. First operand 9429 states and 13378 transitions. Second operand has 8 states, 7 states have (on average 62.714285714285715) internal successors, (439), 6 states have internal predecessors, (439), 3 states have call successors, (132), 2 states have call predecessors, (132), 3 states have return successors, (130), 4 states have call predecessors, (130), 3 states have call successors, (130) [2022-07-14 03:27:13,758 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 03:27:13,759 INFO L93 Difference]: Finished difference Result 18851 states and 27326 transitions. [2022-07-14 03:27:13,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-07-14 03:27:13,760 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 62.714285714285715) internal successors, (439), 6 states have internal predecessors, (439), 3 states have call successors, (132), 2 states have call predecessors, (132), 3 states have return successors, (130), 4 states have call predecessors, (130), 3 states have call successors, (130) Word has length 1156 [2022-07-14 03:27:13,761 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 03:27:13,804 INFO L225 Difference]: With dead ends: 18851 [2022-07-14 03:27:13,805 INFO L226 Difference]: Without dead ends: 9449 [2022-07-14 03:27:13,838 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1159 GetRequests, 1149 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=98, Unknown=0, NotChecked=0, Total=132 [2022-07-14 03:27:13,839 INFO L413 NwaCegarLoop]: 7203 mSDtfsCounter, 12 mSDsluCounter, 43038 mSDsCounter, 0 mSdLazyCounter, 1128 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 50241 SdHoareTripleChecker+Invalid, 1137 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 1128 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-07-14 03:27:13,839 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [14 Valid, 50241 Invalid, 1137 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 1128 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-07-14 03:27:13,848 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9449 states. [2022-07-14 03:27:14,041 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9449 to 9435. [2022-07-14 03:27:14,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9435 states, 6633 states have (on average 1.2953414744459522) internal successors, (8592), 6870 states have internal predecessors, (8592), 2233 states have call successors, (2233), 566 states have call predecessors, (2233), 568 states have return successors, (2561), 2086 states have call predecessors, (2561), 2231 states have call successors, (2561) [2022-07-14 03:27:14,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9435 states to 9435 states and 13386 transitions. [2022-07-14 03:27:14,092 INFO L78 Accepts]: Start accepts. Automaton has 9435 states and 13386 transitions. Word has length 1156 [2022-07-14 03:27:14,093 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 03:27:14,093 INFO L495 AbstractCegarLoop]: Abstraction has 9435 states and 13386 transitions. [2022-07-14 03:27:14,093 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 62.714285714285715) internal successors, (439), 6 states have internal predecessors, (439), 3 states have call successors, (132), 2 states have call predecessors, (132), 3 states have return successors, (130), 4 states have call predecessors, (130), 3 states have call successors, (130) [2022-07-14 03:27:14,093 INFO L276 IsEmpty]: Start isEmpty. Operand 9435 states and 13386 transitions. [2022-07-14 03:27:14,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1163 [2022-07-14 03:27:14,138 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 03:27:14,138 INFO L195 NwaCegarLoop]: trace histogram [36, 36, 36, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 8, 8, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 03:27:14,229 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2022-07-14 03:27:14,351 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-14 03:27:14,352 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 03:27:14,352 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 03:27:14,352 INFO L85 PathProgramCache]: Analyzing trace with hash 1317500960, now seen corresponding path program 1 times [2022-07-14 03:27:14,353 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 03:27:14,353 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [547203421] [2022-07-14 03:27:14,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:27:14,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 03:27:14,847 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-07-14 03:27:14,848 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1055168448] [2022-07-14 03:27:14,848 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:27:14,848 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-14 03:27:14,849 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 03:27:14,852 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-14 03:27:14,878 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process