./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-neterion-vxge-vxge.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8393723b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0838d605-e469-49ee-b6b2-285b0420603b/bin/uautomizer-TMbwUNV5ro/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0838d605-e469-49ee-b6b2-285b0420603b/bin/uautomizer-TMbwUNV5ro/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0838d605-e469-49ee-b6b2-285b0420603b/bin/uautomizer-TMbwUNV5ro/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0838d605-e469-49ee-b6b2-285b0420603b/bin/uautomizer-TMbwUNV5ro/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-neterion-vxge-vxge.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0838d605-e469-49ee-b6b2-285b0420603b/bin/uautomizer-TMbwUNV5ro/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0838d605-e469-49ee-b6b2-285b0420603b/bin/uautomizer-TMbwUNV5ro --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 7ed5e925b04af21fe7e1f8d9dfd2ab6bf2fd95270990498828fd7a626dd4adac --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-8393723 [2022-11-18 20:12:23,209 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-18 20:12:23,211 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-18 20:12:23,254 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-18 20:12:23,254 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-18 20:12:23,256 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-18 20:12:23,257 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-18 20:12:23,260 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-18 20:12:23,262 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-18 20:12:23,263 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-18 20:12:23,265 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-18 20:12:23,266 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-18 20:12:23,267 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-18 20:12:23,268 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-18 20:12:23,270 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-18 20:12:23,271 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-18 20:12:23,273 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-18 20:12:23,274 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-18 20:12:23,276 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-18 20:12:23,278 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-18 20:12:23,280 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-18 20:12:23,286 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-18 20:12:23,287 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-18 20:12:23,292 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-18 20:12:23,297 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-18 20:12:23,306 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-18 20:12:23,307 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-18 20:12:23,308 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-18 20:12:23,309 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-18 20:12:23,310 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-18 20:12:23,310 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-18 20:12:23,311 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-18 20:12:23,312 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-18 20:12:23,313 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-18 20:12:23,316 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-18 20:12:23,321 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-18 20:12:23,322 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-18 20:12:23,322 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-18 20:12:23,323 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-18 20:12:23,324 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-18 20:12:23,326 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-18 20:12:23,327 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0838d605-e469-49ee-b6b2-285b0420603b/bin/uautomizer-TMbwUNV5ro/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-18 20:12:23,365 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-18 20:12:23,370 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-18 20:12:23,371 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-18 20:12:23,372 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-18 20:12:23,373 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-18 20:12:23,373 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-18 20:12:23,374 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-18 20:12:23,375 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-18 20:12:23,375 INFO L138 SettingsManager]: * Use SBE=true [2022-11-18 20:12:23,375 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-18 20:12:23,377 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-18 20:12:23,377 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-18 20:12:23,377 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-18 20:12:23,378 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-18 20:12:23,378 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-18 20:12:23,378 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-18 20:12:23,378 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-18 20:12:23,379 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-18 20:12:23,379 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-18 20:12:23,379 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-18 20:12:23,379 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-18 20:12:23,380 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 20:12:23,380 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-18 20:12:23,380 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-18 20:12:23,380 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-18 20:12:23,381 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-18 20:12:23,382 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-18 20:12:23,382 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-18 20:12:23,383 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-18 20:12:23,383 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-18 20:12:23,383 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0838d605-e469-49ee-b6b2-285b0420603b/bin/uautomizer-TMbwUNV5ro/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0838d605-e469-49ee-b6b2-285b0420603b/bin/uautomizer-TMbwUNV5ro Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7ed5e925b04af21fe7e1f8d9dfd2ab6bf2fd95270990498828fd7a626dd4adac [2022-11-18 20:12:23,673 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-18 20:12:23,708 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-18 20:12:23,713 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-18 20:12:23,714 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-18 20:12:23,715 INFO L275 PluginConnector]: CDTParser initialized [2022-11-18 20:12:23,717 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0838d605-e469-49ee-b6b2-285b0420603b/bin/uautomizer-TMbwUNV5ro/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-neterion-vxge-vxge.cil.i [2022-11-18 20:12:23,829 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0838d605-e469-49ee-b6b2-285b0420603b/bin/uautomizer-TMbwUNV5ro/data/c2b769730/035dc8afe8224780a2dbc9197e0b5c5a/FLAG7288639c1 [2022-11-18 20:12:25,356 INFO L306 CDTParser]: Found 1 translation units. [2022-11-18 20:12:25,357 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0838d605-e469-49ee-b6b2-285b0420603b/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-neterion-vxge-vxge.cil.i [2022-11-18 20:12:25,454 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0838d605-e469-49ee-b6b2-285b0420603b/bin/uautomizer-TMbwUNV5ro/data/c2b769730/035dc8afe8224780a2dbc9197e0b5c5a/FLAG7288639c1 [2022-11-18 20:12:25,684 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0838d605-e469-49ee-b6b2-285b0420603b/bin/uautomizer-TMbwUNV5ro/data/c2b769730/035dc8afe8224780a2dbc9197e0b5c5a [2022-11-18 20:12:25,691 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-18 20:12:25,693 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-18 20:12:25,694 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-18 20:12:25,694 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-18 20:12:25,700 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-18 20:12:25,703 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:12:25" (1/1) ... [2022-11-18 20:12:25,704 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72d20c19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:12:25, skipping insertion in model container [2022-11-18 20:12:25,705 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:12:25" (1/1) ... [2022-11-18 20:12:25,714 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-18 20:12:26,040 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 20:12:38,547 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0838d605-e469-49ee-b6b2-285b0420603b/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-neterion-vxge-vxge.cil.i[869223,869236] [2022-11-18 20:12:38,554 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0838d605-e469-49ee-b6b2-285b0420603b/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-neterion-vxge-vxge.cil.i[869368,869381] [2022-11-18 20:12:38,640 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 20:12:38,728 INFO L203 MainTranslator]: Completed pre-run [2022-11-18 20:12:40,126 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0838d605-e469-49ee-b6b2-285b0420603b/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-neterion-vxge-vxge.cil.i[869223,869236] [2022-11-18 20:12:40,127 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0838d605-e469-49ee-b6b2-285b0420603b/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-neterion-vxge-vxge.cil.i[869368,869381] [2022-11-18 20:12:40,135 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 20:12:40,721 INFO L208 MainTranslator]: Completed translation [2022-11-18 20:12:40,722 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:12:40 WrapperNode [2022-11-18 20:12:40,723 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-18 20:12:40,724 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-18 20:12:40,724 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-18 20:12:40,725 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-18 20:12:40,734 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:12:40" (1/1) ... [2022-11-18 20:12:41,049 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:12:40" (1/1) ... [2022-11-18 20:12:41,746 INFO L138 Inliner]: procedures = 844, calls = 7962, calls flagged for inlining = 398, calls inlined = 383, statements flattened = 20400 [2022-11-18 20:12:41,748 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-18 20:12:41,749 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-18 20:12:41,749 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-18 20:12:41,749 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-18 20:12:41,761 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:12:40" (1/1) ... [2022-11-18 20:12:41,762 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:12:40" (1/1) ... [2022-11-18 20:12:41,896 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:12:40" (1/1) ... [2022-11-18 20:12:41,897 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:12:40" (1/1) ... [2022-11-18 20:12:42,684 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:12:40" (1/1) ... [2022-11-18 20:12:42,749 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:12:40" (1/1) ... [2022-11-18 20:12:42,901 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:12:40" (1/1) ... [2022-11-18 20:12:42,946 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:12:40" (1/1) ... [2022-11-18 20:12:43,207 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-18 20:12:43,223 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-18 20:12:43,224 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-18 20:12:43,224 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-18 20:12:43,226 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:12:40" (1/1) ... [2022-11-18 20:12:43,243 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 20:12:43,269 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0838d605-e469-49ee-b6b2-285b0420603b/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:12:43,309 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0838d605-e469-49ee-b6b2-285b0420603b/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-18 20:12:43,379 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0838d605-e469-49ee-b6b2-285b0420603b/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-18 20:12:43,529 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_close [2022-11-18 20:12:43,529 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_close [2022-11-18 20:12:43,529 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_sw_reset [2022-11-18 20:12:43,529 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_sw_reset [2022-11-18 20:12:43,530 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_xmac_tx_stats_get [2022-11-18 20:12:43,530 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_xmac_tx_stats_get [2022-11-18 20:12:43,530 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2022-11-18 20:12:43,530 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2022-11-18 20:12:43,530 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_mempool_destroy [2022-11-18 20:12:43,531 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_mempool_destroy [2022-11-18 20:12:43,531 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2022-11-18 20:12:43,531 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2022-11-18 20:12:43,531 INFO L130 BoogieDeclarations]: Found specification of procedure VXGE_COMPLETE_VPATH_TX [2022-11-18 20:12:43,531 INFO L138 BoogieDeclarations]: Found implementation of procedure VXGE_COMPLETE_VPATH_TX [2022-11-18 20:12:43,532 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_stats_enable [2022-11-18 20:12:43,532 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_stats_enable [2022-11-18 20:12:43,532 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_device_register [2022-11-18 20:12:43,532 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_device_register [2022-11-18 20:12:43,532 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_intr_enable [2022-11-18 20:12:43,533 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_intr_enable [2022-11-18 20:12:43,533 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_ethtool_sset [2022-11-18 20:12:43,533 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_ethtool_sset [2022-11-18 20:12:43,533 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_device_access_rights_get [2022-11-18 20:12:43,533 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_device_access_rights_get [2022-11-18 20:12:43,534 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-11-18 20:12:43,534 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-11-18 20:12:43,546 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-11-18 20:12:43,546 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-11-18 20:12:43,547 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_fifo_txdl_buffer_set [2022-11-18 20:12:43,547 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_fifo_txdl_buffer_set [2022-11-18 20:12:43,547 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_open_13_6 [2022-11-18 20:12:43,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_open_13_6 [2022-11-18 20:12:43,548 INFO L130 BoogieDeclarations]: Found specification of procedure is_vxge_card_up [2022-11-18 20:12:43,548 INFO L138 BoogieDeclarations]: Found implementation of procedure is_vxge_card_up [2022-11-18 20:12:43,548 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_rem_isr [2022-11-18 20:12:43,548 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_rem_isr [2022-11-18 20:12:43,548 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_wait_receive_idle [2022-11-18 20:12:43,549 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_wait_receive_idle [2022-11-18 20:12:43,549 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_callback_link_down [2022-11-18 20:12:43,549 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_callback_link_down [2022-11-18 20:12:43,549 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_mgmt_reg_read [2022-11-18 20:12:43,549 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_mgmt_reg_read [2022-11-18 20:12:43,550 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_fw_upgrade [2022-11-18 20:12:43,550 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_fw_upgrade [2022-11-18 20:12:43,550 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_rts_table_set [2022-11-18 20:12:43,550 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_rts_table_set [2022-11-18 20:12:43,550 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-11-18 20:12:43,551 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-11-18 20:12:43,551 INFO L130 BoogieDeclarations]: Found specification of procedure do_vxge_reset [2022-11-18 20:12:43,551 INFO L138 BoogieDeclarations]: Found implementation of procedure do_vxge_reset [2022-11-18 20:12:43,551 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-11-18 20:12:43,552 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-11-18 20:12:43,552 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2022-11-18 20:12:43,552 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2022-11-18 20:12:43,552 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_ring_abort [2022-11-18 20:12:43,552 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_ring_abort [2022-11-18 20:12:43,553 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-11-18 20:12:43,553 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-11-18 20:12:43,553 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_mrpcim_stats_access [2022-11-18 20:12:43,553 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_mrpcim_stats_access [2022-11-18 20:12:43,553 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-18 20:12:43,554 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-18 20:12:43,554 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_mask_all [2022-11-18 20:12:43,554 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_mask_all [2022-11-18 20:12:43,554 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-18 20:12:43,555 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-18 20:12:43,555 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_add [2022-11-18 20:12:43,555 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_add [2022-11-18 20:12:43,555 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-18 20:12:43,555 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-18 20:12:43,556 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_pio_mem_write32_upper [2022-11-18 20:12:43,556 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_pio_mem_write32_upper [2022-11-18 20:12:43,556 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_probe [2022-11-18 20:12:43,556 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_probe [2022-11-18 20:12:43,556 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_dtr_try_complete [2022-11-18 20:12:43,557 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_dtr_try_complete [2022-11-18 20:12:43,557 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-18 20:12:43,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-18 20:12:43,557 INFO L130 BoogieDeclarations]: Found specification of procedure pcie_capability_read_word [2022-11-18 20:12:43,557 INFO L138 BoogieDeclarations]: Found implementation of procedure pcie_capability_read_word [2022-11-18 20:12:43,558 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-18 20:12:43,558 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-18 20:12:43,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-18 20:12:43,558 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_ethtool_get_sset_count [2022-11-18 20:12:43,558 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_ethtool_get_sset_count [2022-11-18 20:12:43,559 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_xmac_aggr_stats_get [2022-11-18 20:12:43,559 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_xmac_aggr_stats_get [2022-11-18 20:12:43,559 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2022-11-18 20:12:43,559 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2022-11-18 20:12:43,559 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_reset_all_vpaths [2022-11-18 20:12:43,560 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_reset_all_vpaths [2022-11-18 20:12:43,560 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_mac_list_add [2022-11-18 20:12:43,560 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_mac_list_add [2022-11-18 20:12:43,560 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_re_pre_post [2022-11-18 20:12:43,560 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_re_pre_post [2022-11-18 20:12:43,561 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-11-18 20:12:43,561 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-11-18 20:12:43,561 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2022-11-18 20:12:43,561 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2022-11-18 20:12:43,575 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_fifo_txdl_free [2022-11-18 20:12:43,575 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_fifo_txdl_free [2022-11-18 20:12:43,575 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2022-11-18 20:12:43,575 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2022-11-18 20:12:43,575 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_ethtool_setpause_data [2022-11-18 20:12:43,576 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_ethtool_setpause_data [2022-11-18 20:12:43,576 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_rxds_per_block_get [2022-11-18 20:12:43,576 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_rxds_per_block_get [2022-11-18 20:12:43,576 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-18 20:12:43,576 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-11-18 20:12:43,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-11-18 20:12:43,576 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-11-18 20:12:43,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-11-18 20:12:43,577 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2022-11-18 20:12:43,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2022-11-18 20:12:43,577 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev [2022-11-18 20:12:43,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev [2022-11-18 20:12:43,577 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2022-11-18 20:12:43,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2022-11-18 20:12:43,578 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-18 20:12:43,578 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-18 20:12:43,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-18 20:12:43,578 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_reset_check [2022-11-18 20:12:43,578 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_reset_check [2022-11-18 20:12:43,579 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-18 20:12:43,579 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-18 20:12:43,579 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-18 20:12:43,579 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-18 20:12:43,579 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2022-11-18 20:12:43,579 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2022-11-18 20:12:43,580 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2022-11-18 20:12:43,580 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2022-11-18 20:12:43,580 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-11-18 20:12:43,580 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-11-18 20:12:43,580 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-11-18 20:12:43,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-11-18 20:12:43,581 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2022-11-18 20:12:43,581 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2022-11-18 20:12:43,581 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_vpath_intr_enable [2022-11-18 20:12:43,581 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_vpath_intr_enable [2022-11-18 20:12:43,581 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_setpause_data [2022-11-18 20:12:43,581 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_setpause_data [2022-11-18 20:12:43,582 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_intr_disable [2022-11-18 20:12:43,582 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_intr_disable [2022-11-18 20:12:43,582 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_os_dma_free [2022-11-18 20:12:43,582 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_os_dma_free [2022-11-18 20:12:43,582 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_channel_allocate [2022-11-18 20:12:43,582 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_channel_allocate [2022-11-18 20:12:43,582 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2022-11-18 20:12:43,583 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2022-11-18 20:12:43,583 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_error_level_get [2022-11-18 20:12:43,583 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_error_level_get [2022-11-18 20:12:43,583 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_mgmt_reg_write [2022-11-18 20:12:43,583 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_mgmt_reg_write [2022-11-18 20:12:43,583 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-11-18 20:12:43,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-11-18 20:12:43,584 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_enable [2022-11-18 20:12:43,584 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_enable [2022-11-18 20:12:43,584 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_dtr_count [2022-11-18 20:12:43,584 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_dtr_count [2022-11-18 20:12:43,584 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_post [2022-11-18 20:12:43,584 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_post [2022-11-18 20:12:43,585 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_set_mac_addr [2022-11-18 20:12:43,585 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_set_mac_addr [2022-11-18 20:12:43,585 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-11-18 20:12:43,585 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-11-18 20:12:43,585 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_unmask_all [2022-11-18 20:12:43,585 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_unmask_all [2022-11-18 20:12:43,585 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_trace_level_get [2022-11-18 20:12:43,586 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_trace_level_get [2022-11-18 20:12:43,586 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-18 20:12:43,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-18 20:12:43,586 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_msix_clear [2022-11-18 20:12:43,586 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_msix_clear [2022-11-18 20:12:43,586 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_device_handle_error [2022-11-18 20:12:43,586 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_device_handle_error [2022-11-18 20:12:43,587 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-11-18 20:12:43,587 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-11-18 20:12:43,587 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_ring_create [2022-11-18 20:12:43,587 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_ring_create [2022-11-18 20:12:43,587 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-18 20:12:43,587 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-11-18 20:12:43,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-11-18 20:12:43,588 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_mac_addr_add [2022-11-18 20:12:43,588 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_mac_addr_add [2022-11-18 20:12:43,588 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2022-11-18 20:12:43,588 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2022-11-18 20:12:43,588 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-11-18 20:12:43,588 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-11-18 20:12:43,589 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_rem_msix_isr [2022-11-18 20:12:43,589 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_rem_msix_isr [2022-11-18 20:12:43,589 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-11-18 20:12:43,589 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_add_mac_addr [2022-11-18 20:12:43,589 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_add_mac_addr [2022-11-18 20:12:43,589 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_ring_delete [2022-11-18 20:12:43,589 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_ring_delete [2022-11-18 20:12:43,590 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-11-18 20:12:43,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-11-18 20:12:43,590 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_ring_rxdblock_link [2022-11-18 20:12:43,590 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_ring_rxdblock_link [2022-11-18 20:12:43,590 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_rxd_private_get [2022-11-18 20:12:43,590 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_rxd_private_get [2022-11-18 20:12:43,591 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-11-18 20:12:43,591 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-11-18 20:12:43,591 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2022-11-18 20:12:43,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2022-11-18 20:12:43,591 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_dynamic_rti_rtimer_set [2022-11-18 20:12:43,591 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_dynamic_rti_rtimer_set [2022-11-18 20:12:43,591 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-18 20:12:43,592 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-18 20:12:43,596 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_dtr_post [2022-11-18 20:12:43,596 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_dtr_post [2022-11-18 20:12:43,597 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2022-11-18 20:12:43,597 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2022-11-18 20:12:43,597 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-18 20:12:43,597 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_free_mac_add_list [2022-11-18 20:12:43,597 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_free_mac_add_list [2022-11-18 20:12:43,597 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-18 20:12:43,598 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-18 20:12:43,598 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_fifo_delete [2022-11-18 20:12:43,598 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_fifo_delete [2022-11-18 20:12:43,598 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~VOID [2022-11-18 20:12:43,598 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~VOID [2022-11-18 20:12:43,598 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-18 20:12:43,598 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_reset [2022-11-18 20:12:43,599 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_reset [2022-11-18 20:12:43,599 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_func_id_get [2022-11-18 20:12:43,599 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_func_id_get [2022-11-18 20:12:43,599 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_open [2022-11-18 20:12:43,599 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_open [2022-11-18 20:12:43,599 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_intr_enable [2022-11-18 20:12:43,600 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_intr_enable [2022-11-18 20:12:43,600 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-18 20:12:43,600 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-18 20:12:43,600 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2022-11-18 20:12:43,600 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2022-11-18 20:12:43,600 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_device_vpath_reset_in_prog_check [2022-11-18 20:12:43,600 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_device_vpath_reset_in_prog_check [2022-11-18 20:12:43,601 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-11-18 20:12:43,601 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-11-18 20:12:43,601 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_replenish [2022-11-18 20:12:43,601 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_replenish [2022-11-18 20:12:43,601 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_pio_mem_write64 [2022-11-18 20:12:43,601 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_pio_mem_write64 [2022-11-18 20:12:43,601 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_poll_rx [2022-11-18 20:12:43,602 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_poll_rx [2022-11-18 20:12:43,615 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-18 20:12:43,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-18 20:12:43,615 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_rxd_post_post [2022-11-18 20:12:43,615 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_rxd_post_post [2022-11-18 20:12:43,616 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_all_queues [2022-11-18 20:12:43,616 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_all_queues [2022-11-18 20:12:43,616 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_terminate [2022-11-18 20:12:43,616 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_terminate [2022-11-18 20:12:43,616 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_mempool_create [2022-11-18 20:12:43,616 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_mempool_create [2022-11-18 20:12:43,616 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-11-18 20:12:43,617 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-11-18 20:12:43,617 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_io_resume [2022-11-18 20:12:43,617 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_io_resume [2022-11-18 20:12:43,617 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2022-11-18 20:12:43,617 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2022-11-18 20:12:43,617 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_alarm_process [2022-11-18 20:12:43,618 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_alarm_process [2022-11-18 20:12:43,618 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2022-11-18 20:12:43,618 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2022-11-18 20:12:43,618 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-11-18 20:12:43,618 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-11-18 20:12:43,618 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_set_multicast [2022-11-18 20:12:43,619 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_set_multicast [2022-11-18 20:12:43,619 INFO L130 BoogieDeclarations]: Found specification of procedure pci_channel_offline [2022-11-18 20:12:43,619 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_channel_offline [2022-11-18 20:12:43,619 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_irq [2022-11-18 20:12:43,619 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_irq [2022-11-18 20:12:43,619 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_mempool_item_priv [2022-11-18 20:12:43,619 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_mempool_item_priv [2022-11-18 20:12:43,620 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-11-18 20:12:43,620 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-11-18 20:12:43,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-18 20:12:43,620 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_3_6 [2022-11-18 20:12:43,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_3_6 [2022-11-18 20:12:43,620 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-18 20:12:43,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-18 20:12:43,621 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_85 [2022-11-18 20:12:43,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_85 [2022-11-18 20:12:43,621 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_os_dma_malloc [2022-11-18 20:12:43,621 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_os_dma_malloc [2022-11-18 20:12:43,621 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_msix_set [2022-11-18 20:12:43,621 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_msix_set [2022-11-18 20:12:43,622 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_retry_bh [2022-11-18 20:12:43,622 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_retry_bh [2022-11-18 20:12:43,622 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_recover_from_reset [2022-11-18 20:12:43,622 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_recover_from_reset [2022-11-18 20:12:43,622 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_rxd_1b_set [2022-11-18 20:12:43,622 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_rxd_1b_set [2022-11-18 20:12:43,622 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_stats_access [2022-11-18 20:12:43,623 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_stats_access [2022-11-18 20:12:43,623 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_flush_io [2022-11-18 20:12:43,623 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_flush_io [2022-11-18 20:12:43,623 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2022-11-18 20:12:43,623 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2022-11-18 20:12:43,623 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_open [2022-11-18 20:12:43,623 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_open [2022-11-18 20:12:43,624 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_fifo_txdl_priv [2022-11-18 20:12:43,624 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_fifo_txdl_priv [2022-11-18 20:12:43,624 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_stop_18_2 [2022-11-18 20:12:43,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_stop_18_2 [2022-11-18 20:12:43,624 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-11-18 20:12:43,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-11-18 20:12:43,625 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_close_vpaths [2022-11-18 20:12:43,625 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_close_vpaths [2022-11-18 20:12:43,625 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_msix_unmask [2022-11-18 20:12:43,625 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_msix_unmask [2022-11-18 20:12:43,625 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_6 [2022-11-18 20:12:43,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_6 [2022-11-18 20:12:43,625 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_115 [2022-11-18 20:12:43,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_115 [2022-11-18 20:12:43,626 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_restore_vpath_vid_table [2022-11-18 20:12:43,626 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_restore_vpath_vid_table [2022-11-18 20:12:43,626 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_channel_initialize [2022-11-18 20:12:43,626 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_channel_initialize [2022-11-18 20:12:43,626 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_fifo_txdl_next_completed [2022-11-18 20:12:43,626 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_fifo_txdl_next_completed [2022-11-18 20:12:43,627 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_dtr_alloc [2022-11-18 20:12:43,627 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_dtr_alloc [2022-11-18 20:12:43,627 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_reset [2022-11-18 20:12:43,627 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_reset [2022-11-18 20:12:43,627 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_open_vpaths [2022-11-18 20:12:43,627 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_open_vpaths [2022-11-18 20:12:43,627 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2022-11-18 20:12:43,628 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2022-11-18 20:12:43,628 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_blockpool_destroy [2022-11-18 20:12:43,628 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_blockpool_destroy [2022-11-18 20:12:43,628 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_rx_map [2022-11-18 20:12:43,628 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_rx_map [2022-11-18 20:12:43,628 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-18 20:12:43,629 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-18 20:12:43,629 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_6 [2022-11-18 20:12:43,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_6 [2022-11-18 20:12:43,629 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_device_unregister [2022-11-18 20:12:43,629 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_device_unregister [2022-11-18 20:12:43,629 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_page [2022-11-18 20:12:43,629 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_page [2022-11-18 20:12:43,630 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-18 20:12:43,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-18 20:12:43,630 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2022-11-18 20:12:43,630 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2022-11-18 20:12:43,630 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-11-18 20:12:43,630 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-11-18 20:12:43,630 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_rxd_pre_post [2022-11-18 20:12:43,631 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_rxd_pre_post [2022-11-18 20:12:43,631 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_del [2022-11-18 20:12:43,631 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_del [2022-11-18 20:12:43,631 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2022-11-18 20:12:43,631 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2022-11-18 20:12:43,631 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_rx_doorbell_init [2022-11-18 20:12:43,631 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_rx_doorbell_init [2022-11-18 20:12:43,632 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_stats_get [2022-11-18 20:12:43,632 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_stats_get [2022-11-18 20:12:43,632 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_vxge_closer_21_2 [2022-11-18 20:12:43,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_vxge_closer_21_2 [2022-11-18 20:12:43,647 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_pm_resume [2022-11-18 20:12:43,647 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_pm_resume [2022-11-18 20:12:43,647 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-18 20:12:43,647 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-18 20:12:43,647 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_clear_tx_rx [2022-11-18 20:12:43,647 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_clear_tx_rx [2022-11-18 20:12:43,648 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_wait_receive_idle [2022-11-18 20:12:43,648 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_wait_receive_idle [2022-11-18 20:12:43,648 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_vpath_intr_disable [2022-11-18 20:12:43,648 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_vpath_intr_disable [2022-11-18 20:12:43,648 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-18 20:12:43,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-18 20:12:43,648 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-11-18 20:12:43,649 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-11-18 20:12:43,649 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-11-18 20:12:43,649 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-11-18 20:12:43,649 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-18 20:12:43,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-18 20:12:43,649 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-18 20:12:43,650 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_queue_stopped [2022-11-18 20:12:43,650 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_queue_stopped [2022-11-18 20:12:43,650 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2022-11-18 20:12:43,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2022-11-18 20:12:43,650 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-11-18 20:12:43,650 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-11-18 20:12:43,650 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_del_mac_addr [2022-11-18 20:12:43,650 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_del_mac_addr [2022-11-18 20:12:43,650 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-11-18 20:12:43,650 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-11-18 20:12:43,651 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-18 20:12:43,651 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-11-18 20:12:43,651 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-11-18 20:12:43,651 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_device_toc_get [2022-11-18 20:12:43,651 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_device_toc_get [2022-11-18 20:12:43,651 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_ethtool_gset [2022-11-18 20:12:43,651 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_ethtool_gset [2022-11-18 20:12:43,651 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_mac_list_del [2022-11-18 20:12:43,651 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_mac_list_del [2022-11-18 20:12:43,651 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2022-11-18 20:12:43,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2022-11-18 20:12:43,652 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-18 20:12:43,652 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-18 20:12:43,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-18 20:12:43,652 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-11-18 20:12:43,652 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-11-18 20:12:43,652 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2022-11-18 20:12:43,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2022-11-18 20:12:43,652 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-18 20:12:43,652 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-18 20:12:43,652 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-11-18 20:12:43,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-11-18 20:12:43,653 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_fifo_txdl_private_get [2022-11-18 20:12:43,653 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_fifo_txdl_private_get [2022-11-18 20:12:43,653 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_tti_ci_set [2022-11-18 20:12:43,653 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_tti_ci_set [2022-11-18 20:12:43,653 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-11-18 20:12:43,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-11-18 20:12:43,653 INFO L130 BoogieDeclarations]: Found specification of procedure VXGE_COMPLETE_ALL_TX [2022-11-18 20:12:43,653 INFO L138 BoogieDeclarations]: Found implementation of procedure VXGE_COMPLETE_ALL_TX [2022-11-18 20:12:43,653 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-11-18 20:12:43,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-11-18 20:12:43,653 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2022-11-18 20:12:43,653 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2022-11-18 20:12:43,654 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_intr_disable [2022-11-18 20:12:43,654 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_intr_disable [2022-11-18 20:12:43,654 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_blockpool_blocks_add [2022-11-18 20:12:43,654 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_blockpool_blocks_add [2022-11-18 20:12:43,654 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_channel_reset [2022-11-18 20:12:43,654 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_channel_reset [2022-11-18 20:12:43,654 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_restore_vpath_mac_addr [2022-11-18 20:12:43,654 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_restore_vpath_mac_addr [2022-11-18 20:12:43,654 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_msix_unmask [2022-11-18 20:12:43,654 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_msix_unmask [2022-11-18 20:12:43,654 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_mcast_enable [2022-11-18 20:12:43,655 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_mcast_enable [2022-11-18 20:12:43,655 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2022-11-18 20:12:43,655 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2022-11-18 20:12:43,655 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-18 20:12:43,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-18 20:12:43,655 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_rts_table_get [2022-11-18 20:12:43,655 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_rts_table_get [2022-11-18 20:12:43,655 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2022-11-18 20:12:43,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2022-11-18 20:12:43,655 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2022-11-18 20:12:43,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2022-11-18 20:12:43,655 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_msix_mask [2022-11-18 20:12:43,656 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_msix_mask [2022-11-18 20:12:43,656 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_vid_add [2022-11-18 20:12:43,656 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_vid_add [2022-11-18 20:12:43,656 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_config_ci_for_tti_rti [2022-11-18 20:12:43,656 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_config_ci_for_tti_rti [2022-11-18 20:12:43,656 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_prc_configure [2022-11-18 20:12:43,656 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_prc_configure [2022-11-18 20:12:43,656 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2022-11-18 20:12:43,656 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2022-11-18 20:12:43,656 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-11-18 20:12:43,656 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-11-18 20:12:43,656 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_begin_bh [2022-11-18 20:12:43,657 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_begin_bh [2022-11-18 20:12:43,657 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2022-11-18 20:12:43,657 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2022-11-18 20:12:43,657 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_rx_alloc [2022-11-18 20:12:43,657 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_rx_alloc [2022-11-18 20:12:43,657 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-11-18 20:12:43,657 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-11-18 20:12:43,657 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_callback_link_up [2022-11-18 20:12:43,657 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_callback_link_up [2022-11-18 20:12:43,657 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_fw_flash [2022-11-18 20:12:43,657 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_fw_flash [2022-11-18 20:12:43,657 INFO L130 BoogieDeclarations]: Found specification of procedure writeq [2022-11-18 20:12:43,657 INFO L138 BoogieDeclarations]: Found implementation of procedure writeq [2022-11-18 20:12:43,658 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_rxd_next_completed [2022-11-18 20:12:43,658 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_rxd_next_completed [2022-11-18 20:12:43,658 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_bcast_enable [2022-11-18 20:12:43,658 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_bcast_enable [2022-11-18 20:12:43,658 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_msix_mask [2022-11-18 20:12:43,658 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_msix_mask [2022-11-18 20:12:43,658 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-18 20:12:43,658 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-18 20:12:43,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-18 20:12:43,658 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_tx_watchdog [2022-11-18 20:12:43,658 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_tx_watchdog [2022-11-18 20:12:43,658 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2022-11-18 20:12:43,658 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2022-11-18 20:12:43,660 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_region [2022-11-18 20:12:43,661 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_region [2022-11-18 20:12:43,661 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2022-11-18 20:12:43,661 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2022-11-18 20:12:43,661 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_update_begin [2022-11-18 20:12:43,661 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_update_begin [2022-11-18 20:12:43,661 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_all_queues [2022-11-18 20:12:43,661 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_all_queues [2022-11-18 20:12:43,662 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_blockpool_blocks_remove [2022-11-18 20:12:43,662 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_blockpool_blocks_remove [2022-11-18 20:12:43,662 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_dynamic_tti_rtimer_set [2022-11-18 20:12:43,662 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_dynamic_tti_rtimer_set [2022-11-18 20:12:43,662 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2022-11-18 20:12:43,662 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2022-11-18 20:12:43,662 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_remove [2022-11-18 20:12:43,663 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_remove [2022-11-18 20:12:43,663 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_debug_set [2022-11-18 20:12:43,663 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_debug_set [2022-11-18 20:12:43,663 INFO L130 BoogieDeclarations]: Found specification of procedure do_vxge_close [2022-11-18 20:12:43,663 INFO L138 BoogieDeclarations]: Found implementation of procedure do_vxge_close [2022-11-18 20:12:43,663 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-11-18 20:12:43,663 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-11-18 20:12:43,664 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2022-11-18 20:12:43,679 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2022-11-18 20:12:43,679 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-11-18 20:12:43,679 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-11-18 20:12:43,679 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_113 [2022-11-18 20:12:43,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_113 [2022-11-18 20:12:43,679 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_device_register_poll [2022-11-18 20:12:43,680 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_device_register_poll [2022-11-18 20:12:43,680 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_channel_free [2022-11-18 20:12:43,680 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_channel_free [2022-11-18 20:12:43,680 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_netpoll [2022-11-18 20:12:43,680 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_netpoll [2022-11-18 20:12:43,680 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-18 20:12:43,681 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-11-18 20:12:43,681 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-11-18 20:12:43,681 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_fifo_abort [2022-11-18 20:12:43,681 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_fifo_abort [2022-11-18 20:12:43,681 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2022-11-18 20:12:43,681 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2022-11-18 20:12:43,681 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2022-11-18 20:12:43,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2022-11-18 20:12:43,682 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-18 20:12:43,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-18 20:12:43,682 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2022-11-18 20:12:43,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2022-11-18 20:12:43,682 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_device_is_privilaged [2022-11-18 20:12:43,682 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_device_is_privilaged [2022-11-18 20:12:43,683 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_84 [2022-11-18 20:12:43,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_84 [2022-11-18 20:12:43,683 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vp_terminate [2022-11-18 20:12:43,683 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vp_terminate [2022-11-18 20:12:43,683 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2022-11-18 20:12:43,683 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2022-11-18 20:12:43,683 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-11-18 20:12:43,684 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-11-18 20:12:43,684 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2022-11-18 20:12:43,684 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2022-11-18 20:12:43,684 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_rxd_post_post_wmb [2022-11-18 20:12:43,684 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_rxd_post_post_wmb [2022-11-18 20:12:43,684 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_fw_api [2022-11-18 20:12:43,684 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_fw_api [2022-11-18 20:12:43,685 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-18 20:12:43,685 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-18 20:12:43,685 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_initialize [2022-11-18 20:12:43,685 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_initialize [2022-11-18 20:12:43,685 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_flick_link_led [2022-11-18 20:12:43,685 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_flick_link_led [2022-11-18 20:12:43,685 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_rts_rth_data0_data1_get [2022-11-18 20:12:43,686 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_rts_rth_data0_data1_get [2022-11-18 20:12:43,686 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2022-11-18 20:12:43,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2022-11-18 20:12:43,686 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-11-18 20:12:43,686 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-11-18 20:12:43,686 INFO L130 BoogieDeclarations]: Found specification of procedure is_multicast_ether_addr [2022-11-18 20:12:43,686 INFO L138 BoogieDeclarations]: Found implementation of procedure is_multicast_ether_addr [2022-11-18 20:12:43,687 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_6 [2022-11-18 20:12:43,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_6 [2022-11-18 20:12:43,687 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_ethtool_get_regs_len [2022-11-18 20:12:43,687 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_ethtool_get_regs_len [2022-11-18 20:12:43,687 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2022-11-18 20:12:43,687 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2022-11-18 20:12:43,687 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_dtr_complete [2022-11-18 20:12:43,687 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_dtr_complete [2022-11-18 20:12:43,688 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab64 [2022-11-18 20:12:43,688 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab64 [2022-11-18 20:12:43,688 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_os_timer [2022-11-18 20:12:43,688 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_os_timer [2022-11-18 20:12:43,688 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_ring_reset [2022-11-18 20:12:43,688 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_ring_reset [2022-11-18 20:12:43,688 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_xmac_rx_stats_get [2022-11-18 20:12:43,689 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_xmac_rx_stats_get [2022-11-18 20:12:43,689 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-18 20:12:43,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-18 20:12:43,689 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_dtr_free [2022-11-18 20:12:43,689 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_dtr_free [2022-11-18 20:12:43,689 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-18 20:12:43,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-18 20:12:43,689 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-11-18 20:12:43,690 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-11-18 20:12:43,690 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_callback_crit_err [2022-11-18 20:12:43,690 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_callback_crit_err [2022-11-18 20:12:43,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-18 20:12:43,690 INFO L130 BoogieDeclarations]: Found specification of procedure readq [2022-11-18 20:12:43,690 INFO L138 BoogieDeclarations]: Found implementation of procedure readq [2022-11-18 20:12:43,690 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-11-18 20:12:43,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-11-18 20:12:43,691 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2022-11-18 20:12:43,691 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2022-11-18 20:12:43,691 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2022-11-18 20:12:46,783 INFO L235 CfgBuilder]: Building ICFG [2022-11-18 20:12:46,790 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-18 20:12:51,676 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-18 20:23:07,327 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-11-18 20:23:07,661 INFO L276 CfgBuilder]: Performing block encoding [2022-11-18 20:23:07,711 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-18 20:23:07,711 INFO L300 CfgBuilder]: Removed 12 assume(true) statements. [2022-11-18 20:23:07,719 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:23:07 BoogieIcfgContainer [2022-11-18 20:23:07,719 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-18 20:23:07,721 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-18 20:23:07,722 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-18 20:23:07,730 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-18 20:23:07,730 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 08:12:25" (1/3) ... [2022-11-18 20:23:07,731 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@536a6b08 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 08:23:07, skipping insertion in model container [2022-11-18 20:23:07,731 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:12:40" (2/3) ... [2022-11-18 20:23:07,732 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@536a6b08 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 08:23:07, skipping insertion in model container [2022-11-18 20:23:07,733 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:23:07" (3/3) ... [2022-11-18 20:23:07,738 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-neterion-vxge-vxge.cil.i [2022-11-18 20:23:07,765 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-18 20:23:07,765 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-11-18 20:23:07,926 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-18 20:23:07,934 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=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@528d79d9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-18 20:23:07,934 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-11-18 20:23:07,952 INFO L276 IsEmpty]: Start isEmpty. Operand has 6403 states, 4679 states have (on average 1.3656764265868775) internal successors, (6390), 4757 states have internal predecessors, (6390), 1437 states have call successors, (1437), 288 states have call predecessors, (1437), 287 states have return successors, (1428), 1408 states have call predecessors, (1428), 1428 states have call successors, (1428) [2022-11-18 20:23:07,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2022-11-18 20:23:07,991 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 20:23:07,992 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 19, 19, 19, 19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:23:07,992 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 20:23:07,999 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:23:07,999 INFO L85 PathProgramCache]: Analyzing trace with hash -864315796, now seen corresponding path program 1 times [2022-11-18 20:23:08,007 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:23:08,007 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1131817820] [2022-11-18 20:23:08,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:23:08,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:23:09,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:23:10,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-18 20:23:10,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:23:10,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:23:10,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:23:10,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-18 20:23:10,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:23:10,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:23:10,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:23:10,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-18 20:23:10,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:23:10,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:23:10,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:23:10,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-18 20:23:10,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:23:10,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:23:10,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:23:10,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-18 20:23:10,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:23:10,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:23:10,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:23:10,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-18 20:23:10,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:23:10,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:23:10,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:23:10,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-18 20:23:10,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:23:10,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:23:10,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:23:10,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-18 20:23:10,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:23:10,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:23:10,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:23:10,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-18 20:23:10,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:23:10,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:23:10,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:23:10,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-18 20:23:10,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:23:10,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:23:10,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:23:10,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-18 20:23:10,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:23:10,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:23:10,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:23:10,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-18 20:23:10,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:23:10,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:23:10,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:23:10,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-18 20:23:10,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:23:10,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:23:10,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:23:10,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-18 20:23:10,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:23:10,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:23:10,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:23:10,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-18 20:23:10,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:23:10,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:23:10,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:23:10,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-18 20:23:10,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:23:10,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:23:10,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:23:10,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-11-18 20:23:10,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:23:10,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:23:10,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:23:10,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-11-18 20:23:10,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:23:10,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:23:10,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:23:10,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-11-18 20:23:10,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:23:10,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:23:10,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:23:10,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2022-11-18 20:23:10,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:23:10,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-11-18 20:23:10,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:23:10,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2022-11-18 20:23:10,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:23:10,938 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1596 trivial. 0 not checked. [2022-11-18 20:23:10,939 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:23:10,939 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1131817820] [2022-11-18 20:23:10,940 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1131817820] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:23:10,941 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:23:10,941 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-18 20:23:10,942 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [920059426] [2022-11-18 20:23:10,944 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:23:10,949 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-18 20:23:10,950 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:23:10,998 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-18 20:23:10,999 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-18 20:23:11,013 INFO L87 Difference]: Start difference. First operand has 6403 states, 4679 states have (on average 1.3656764265868775) internal successors, (6390), 4757 states have internal predecessors, (6390), 1437 states have call successors, (1437), 288 states have call predecessors, (1437), 287 states have return successors, (1428), 1408 states have call predecessors, (1428), 1428 states have call successors, (1428) Second operand has 4 states, 4 states have (on average 14.25) internal successors, (57), 3 states have internal predecessors, (57), 2 states have call successors, (25), 3 states have call predecessors, (25), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-11-18 20:23:13,213 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:23:53,756 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 20:23:53,756 INFO L93 Difference]: Finished difference Result 14340 states and 21331 transitions. [2022-11-18 20:23:53,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-18 20:23:53,759 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.25) internal successors, (57), 3 states have internal predecessors, (57), 2 states have call successors, (25), 3 states have call predecessors, (25), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 251 [2022-11-18 20:23:53,761 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 20:23:53,855 INFO L225 Difference]: With dead ends: 14340 [2022-11-18 20:23:53,856 INFO L226 Difference]: Without dead ends: 7925 [2022-11-18 20:23:53,910 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 83 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-18 20:23:53,914 INFO L413 NwaCegarLoop]: 8672 mSDtfsCounter, 3788 mSDsluCounter, 11833 mSDsCounter, 0 mSdLazyCounter, 7108 mSolverCounterSat, 1245 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 38.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4548 SdHoareTripleChecker+Valid, 20505 SdHoareTripleChecker+Invalid, 8354 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 1245 IncrementalHoareTripleChecker+Valid, 7108 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 41.6s IncrementalHoareTripleChecker+Time [2022-11-18 20:23:53,915 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4548 Valid, 20505 Invalid, 8354 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [1245 Valid, 7108 Invalid, 1 Unknown, 0 Unchecked, 41.6s Time] [2022-11-18 20:23:53,946 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7925 states. [2022-11-18 20:23:54,325 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7925 to 6333. [2022-11-18 20:23:54,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6333 states, 4645 states have (on average 1.3504843918191605) internal successors, (6273), 4718 states have internal predecessors, (6273), 1401 states have call successors, (1401), 285 states have call predecessors, (1401), 285 states have return successors, (1401), 1381 states have call predecessors, (1401), 1401 states have call successors, (1401) [2022-11-18 20:23:54,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6333 states to 6333 states and 9075 transitions. [2022-11-18 20:23:54,385 INFO L78 Accepts]: Start accepts. Automaton has 6333 states and 9075 transitions. Word has length 251 [2022-11-18 20:23:54,387 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 20:23:54,387 INFO L495 AbstractCegarLoop]: Abstraction has 6333 states and 9075 transitions. [2022-11-18 20:23:54,387 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.25) internal successors, (57), 3 states have internal predecessors, (57), 2 states have call successors, (25), 3 states have call predecessors, (25), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-11-18 20:23:54,388 INFO L276 IsEmpty]: Start isEmpty. Operand 6333 states and 9075 transitions. [2022-11-18 20:23:54,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2022-11-18 20:23:54,397 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 20:23:54,398 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 19, 19, 19, 19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:23:54,398 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-18 20:23:54,399 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 20:23:54,399 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:23:54,399 INFO L85 PathProgramCache]: Analyzing trace with hash 552167693, now seen corresponding path program 1 times [2022-11-18 20:23:54,399 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:23:54,400 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1160074757] [2022-11-18 20:23:54,400 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:23:54,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:23:54,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:23:55,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-18 20:23:55,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:23:55,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:23:55,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:23:55,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-18 20:23:55,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:23:55,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:23:55,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:23:55,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-18 20:23:55,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:23:55,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:23:55,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:23:55,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-18 20:23:55,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:23:55,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:23:55,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:23:55,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-18 20:23:55,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:23:55,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:23:55,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:23:55,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-18 20:23:55,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:23:55,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:23:55,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:23:55,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-18 20:23:55,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:23:55,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:23:55,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:23:55,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-18 20:23:55,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:23:55,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:23:55,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:23:55,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-18 20:23:55,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:23:55,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:23:55,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:23:55,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-18 20:23:55,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:23:55,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:23:55,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:23:55,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-18 20:23:55,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:23:55,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:23:55,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:23:55,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-18 20:23:55,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:23:55,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:23:55,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:23:55,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-18 20:23:55,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:23:55,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:23:55,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:23:55,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-18 20:23:55,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:23:55,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:23:55,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:23:56,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-18 20:23:56,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:23:56,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:23:56,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:23:56,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-18 20:23:56,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:23:56,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:23:56,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:23:56,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-11-18 20:23:56,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:23:56,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:23:56,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:23:56,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-11-18 20:23:56,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:23:56,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:23:56,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:23:56,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-11-18 20:23:56,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:23:56,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:23:56,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:23:56,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2022-11-18 20:23:56,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:23:56,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-11-18 20:23:56,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:23:56,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2022-11-18 20:23:56,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:23:56,174 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1596 trivial. 0 not checked. [2022-11-18 20:23:56,175 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:23:56,175 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1160074757] [2022-11-18 20:23:56,176 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1160074757] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:23:56,176 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:23:56,177 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-18 20:23:56,177 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1668422826] [2022-11-18 20:23:56,177 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:23:56,180 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-18 20:23:56,181 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:23:56,181 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-18 20:23:56,181 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-18 20:23:56,182 INFO L87 Difference]: Start difference. First operand 6333 states and 9075 transitions. Second operand has 4 states, 4 states have (on average 14.75) internal successors, (59), 3 states have internal predecessors, (59), 2 states have call successors, (25), 3 states have call predecessors, (25), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-11-18 20:23:58,359 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:24:38,966 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 20:24:38,967 INFO L93 Difference]: Finished difference Result 14217 states and 20612 transitions. [2022-11-18 20:24:38,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-18 20:24:38,969 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 3 states have internal predecessors, (59), 2 states have call successors, (25), 3 states have call predecessors, (25), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 253 [2022-11-18 20:24:38,970 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 20:24:39,029 INFO L225 Difference]: With dead ends: 14217 [2022-11-18 20:24:39,029 INFO L226 Difference]: Without dead ends: 7927 [2022-11-18 20:24:39,057 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 83 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-18 20:24:39,058 INFO L413 NwaCegarLoop]: 8628 mSDtfsCounter, 3734 mSDsluCounter, 11809 mSDsCounter, 0 mSdLazyCounter, 6951 mSolverCounterSat, 1228 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 39.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4469 SdHoareTripleChecker+Valid, 20437 SdHoareTripleChecker+Invalid, 8180 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 1228 IncrementalHoareTripleChecker+Valid, 6951 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 42.0s IncrementalHoareTripleChecker+Time [2022-11-18 20:24:39,059 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4469 Valid, 20437 Invalid, 8180 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [1228 Valid, 6951 Invalid, 1 Unknown, 0 Unchecked, 42.0s Time] [2022-11-18 20:24:39,073 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7927 states. [2022-11-18 20:24:39,367 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7927 to 6332. [2022-11-18 20:24:39,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6332 states, 4644 states have (on average 1.3499138673557278) internal successors, (6269), 4717 states have internal predecessors, (6269), 1401 states have call successors, (1401), 285 states have call predecessors, (1401), 285 states have return successors, (1401), 1381 states have call predecessors, (1401), 1401 states have call successors, (1401) [2022-11-18 20:24:39,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6332 states to 6332 states and 9071 transitions. [2022-11-18 20:24:39,436 INFO L78 Accepts]: Start accepts. Automaton has 6332 states and 9071 transitions. Word has length 253 [2022-11-18 20:24:39,438 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 20:24:39,438 INFO L495 AbstractCegarLoop]: Abstraction has 6332 states and 9071 transitions. [2022-11-18 20:24:39,440 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 3 states have internal predecessors, (59), 2 states have call successors, (25), 3 states have call predecessors, (25), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-11-18 20:24:39,440 INFO L276 IsEmpty]: Start isEmpty. Operand 6332 states and 9071 transitions. [2022-11-18 20:24:39,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2022-11-18 20:24:39,452 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 20:24:39,452 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 19, 19, 19, 19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:24:39,452 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-18 20:24:39,454 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 20:24:39,454 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:24:39,455 INFO L85 PathProgramCache]: Analyzing trace with hash 1801494257, now seen corresponding path program 1 times [2022-11-18 20:24:39,455 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:24:39,459 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1823192286] [2022-11-18 20:24:39,459 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:24:39,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:24:40,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:24:40,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-18 20:24:40,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:24:40,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:24:40,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:24:40,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-18 20:24:40,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:24:40,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:24:40,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:24:40,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-18 20:24:40,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:24:40,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:24:40,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:24:41,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-18 20:24:41,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:24:41,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:24:41,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:24:41,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-18 20:24:41,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:24:41,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:24:41,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:24:41,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-18 20:24:41,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:24:41,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:24:41,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:24:41,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-18 20:24:41,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:24:41,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:24:41,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:24:41,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-18 20:24:41,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:24:41,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:24:41,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:24:41,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-18 20:24:41,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:24:41,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:24:41,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:24:41,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-18 20:24:41,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:24:41,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:24:41,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:24:41,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-18 20:24:41,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:24:41,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:24:41,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:24:41,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-18 20:24:41,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:24:41,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:24:41,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:24:41,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-18 20:24:41,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:24:41,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:24:41,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:24:41,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-18 20:24:41,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:24:41,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:24:41,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:24:41,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-18 20:24:41,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:24:41,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:24:41,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:24:41,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-18 20:24:41,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:24:41,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:24:41,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:24:41,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-11-18 20:24:41,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:24:41,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:24:41,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:24:41,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-11-18 20:24:41,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:24:41,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:24:41,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:24:41,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-11-18 20:24:41,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:24:41,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:24:41,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:24:41,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2022-11-18 20:24:41,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:24:41,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-11-18 20:24:41,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:24:41,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2022-11-18 20:24:41,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:24:41,417 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1596 trivial. 0 not checked. [2022-11-18 20:24:41,417 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:24:41,418 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1823192286] [2022-11-18 20:24:41,418 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1823192286] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:24:41,418 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:24:41,418 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-18 20:24:41,418 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1454567763] [2022-11-18 20:24:41,418 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:24:41,419 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-18 20:24:41,419 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:24:41,420 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-18 20:24:41,421 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-18 20:24:41,422 INFO L87 Difference]: Start difference. First operand 6332 states and 9071 transitions. Second operand has 4 states, 4 states have (on average 15.0) internal successors, (60), 3 states have internal predecessors, (60), 2 states have call successors, (25), 3 states have call predecessors, (25), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-11-18 20:24:43,578 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:25:19,704 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 20:25:19,704 INFO L93 Difference]: Finished difference Result 13040 states and 18800 transitions. [2022-11-18 20:25:19,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-18 20:25:19,705 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.0) internal successors, (60), 3 states have internal predecessors, (60), 2 states have call successors, (25), 3 states have call predecessors, (25), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 254 [2022-11-18 20:25:19,706 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 20:25:19,751 INFO L225 Difference]: With dead ends: 13040 [2022-11-18 20:25:19,751 INFO L226 Difference]: Without dead ends: 6751 [2022-11-18 20:25:19,780 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 83 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-18 20:25:19,781 INFO L413 NwaCegarLoop]: 6895 mSDtfsCounter, 2533 mSDsluCounter, 10365 mSDsCounter, 0 mSdLazyCounter, 6665 mSolverCounterSat, 1211 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 35.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2960 SdHoareTripleChecker+Valid, 17260 SdHoareTripleChecker+Invalid, 7877 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1211 IncrementalHoareTripleChecker+Valid, 6665 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 37.7s IncrementalHoareTripleChecker+Time [2022-11-18 20:25:19,782 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2960 Valid, 17260 Invalid, 7877 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1211 Valid, 6665 Invalid, 1 Unknown, 0 Unchecked, 37.7s Time] [2022-11-18 20:25:19,795 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6751 states. [2022-11-18 20:25:20,032 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6751 to 6333. [2022-11-18 20:25:20,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6333 states, 4645 states have (on average 1.3498385360602798) internal successors, (6270), 4718 states have internal predecessors, (6270), 1401 states have call successors, (1401), 285 states have call predecessors, (1401), 285 states have return successors, (1401), 1381 states have call predecessors, (1401), 1401 states have call successors, (1401) [2022-11-18 20:25:20,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6333 states to 6333 states and 9072 transitions. [2022-11-18 20:25:20,078 INFO L78 Accepts]: Start accepts. Automaton has 6333 states and 9072 transitions. Word has length 254 [2022-11-18 20:25:20,083 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 20:25:20,083 INFO L495 AbstractCegarLoop]: Abstraction has 6333 states and 9072 transitions. [2022-11-18 20:25:20,084 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.0) internal successors, (60), 3 states have internal predecessors, (60), 2 states have call successors, (25), 3 states have call predecessors, (25), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-11-18 20:25:20,084 INFO L276 IsEmpty]: Start isEmpty. Operand 6333 states and 9072 transitions. [2022-11-18 20:25:20,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2022-11-18 20:25:20,093 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 20:25:20,094 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 19, 19, 19, 19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:25:20,094 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-18 20:25:20,094 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 20:25:20,095 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:25:20,095 INFO L85 PathProgramCache]: Analyzing trace with hash 1833831021, now seen corresponding path program 1 times [2022-11-18 20:25:20,095 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:25:20,095 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1189424736] [2022-11-18 20:25:20,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:25:20,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:25:20,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:21,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-18 20:25:21,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:21,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:25:21,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:21,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-18 20:25:21,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:21,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:25:21,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:21,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-18 20:25:21,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:21,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:25:21,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:21,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-18 20:25:21,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:21,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:25:21,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:21,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-18 20:25:21,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:21,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:25:21,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:21,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-18 20:25:21,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:21,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:25:21,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:21,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-18 20:25:21,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:21,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:25:21,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:21,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-18 20:25:21,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:21,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:25:21,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:21,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-18 20:25:22,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:22,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:25:22,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:22,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-18 20:25:22,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:22,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:25:22,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:22,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-18 20:25:22,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:22,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:25:22,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:22,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-18 20:25:22,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:22,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:25:22,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:22,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-18 20:25:22,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:22,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:25:22,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:22,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-18 20:25:22,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:22,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:25:22,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:22,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-18 20:25:22,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:22,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:25:22,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:22,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-18 20:25:22,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:22,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:25:22,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:22,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-11-18 20:25:22,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:22,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:25:22,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:22,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-11-18 20:25:22,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:22,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:25:22,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:22,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-11-18 20:25:22,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:22,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:25:22,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:22,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2022-11-18 20:25:22,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:22,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-11-18 20:25:22,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:22,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2022-11-18 20:25:22,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:22,329 INFO L134 CoverageAnalysis]: Checked inductivity of 1597 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1596 trivial. 0 not checked. [2022-11-18 20:25:22,330 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:25:22,330 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1189424736] [2022-11-18 20:25:22,330 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1189424736] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-18 20:25:22,330 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [871886946] [2022-11-18 20:25:22,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:25:22,331 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 20:25:22,331 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0838d605-e469-49ee-b6b2-285b0420603b/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:25:22,335 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0838d605-e469-49ee-b6b2-285b0420603b/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-18 20:25:22,371 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0838d605-e469-49ee-b6b2-285b0420603b/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-18 20:25:26,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:26,187 INFO L263 TraceCheckSpWp]: Trace formula consists of 7768 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-18 20:25:26,208 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 20:25:28,620 INFO L134 CoverageAnalysis]: Checked inductivity of 1597 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1597 trivial. 0 not checked. [2022-11-18 20:25:28,621 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-18 20:25:28,621 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [871886946] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:25:28,621 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-18 20:25:28,622 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [5] total 6 [2022-11-18 20:25:28,622 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [973218192] [2022-11-18 20:25:28,622 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:25:28,624 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 20:25:28,625 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:25:28,625 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 20:25:28,625 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-18 20:25:28,626 INFO L87 Difference]: Start difference. First operand 6333 states and 9072 transitions. Second operand has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 2 states have internal predecessors, (62), 1 states have call successors, (25), 1 states have call predecessors, (25), 2 states have return successors, (23), 2 states have call predecessors, (23), 1 states have call successors, (23) [2022-11-18 20:25:29,002 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 20:25:29,003 INFO L93 Difference]: Finished difference Result 18909 states and 27238 transitions. [2022-11-18 20:25:29,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 20:25:29,003 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 2 states have internal predecessors, (62), 1 states have call successors, (25), 1 states have call predecessors, (25), 2 states have return successors, (23), 2 states have call predecessors, (23), 1 states have call successors, (23) Word has length 256 [2022-11-18 20:25:29,004 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 20:25:29,093 INFO L225 Difference]: With dead ends: 18909 [2022-11-18 20:25:29,093 INFO L226 Difference]: Without dead ends: 12619 [2022-11-18 20:25:29,126 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 341 GetRequests, 337 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-18 20:25:29,127 INFO L413 NwaCegarLoop]: 10564 mSDtfsCounter, 8957 mSDsluCounter, 8993 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8957 SdHoareTripleChecker+Valid, 19557 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-18 20:25:29,128 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8957 Valid, 19557 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-18 20:25:29,149 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12619 states. [2022-11-18 20:25:29,617 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12619 to 12614. [2022-11-18 20:25:29,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12614 states, 9260 states have (on average 1.3508639308855293) internal successors, (12509), 9406 states have internal predecessors, (12509), 2782 states have call successors, (2782), 570 states have call predecessors, (2782), 570 states have return successors, (2802), 2741 states have call predecessors, (2802), 2782 states have call successors, (2802) [2022-11-18 20:25:29,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12614 states to 12614 states and 18093 transitions. [2022-11-18 20:25:29,701 INFO L78 Accepts]: Start accepts. Automaton has 12614 states and 18093 transitions. Word has length 256 [2022-11-18 20:25:29,701 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 20:25:29,702 INFO L495 AbstractCegarLoop]: Abstraction has 12614 states and 18093 transitions. [2022-11-18 20:25:29,702 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 2 states have internal predecessors, (62), 1 states have call successors, (25), 1 states have call predecessors, (25), 2 states have return successors, (23), 2 states have call predecessors, (23), 1 states have call successors, (23) [2022-11-18 20:25:29,702 INFO L276 IsEmpty]: Start isEmpty. Operand 12614 states and 18093 transitions. [2022-11-18 20:25:29,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2022-11-18 20:25:29,710 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 20:25:29,710 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 19, 19, 19, 19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:25:29,736 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0838d605-e469-49ee-b6b2-285b0420603b/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-11-18 20:25:29,923 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0838d605-e469-49ee-b6b2-285b0420603b/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 20:25:29,923 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 20:25:29,923 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:25:29,924 INFO L85 PathProgramCache]: Analyzing trace with hash -468657543, now seen corresponding path program 1 times [2022-11-18 20:25:29,924 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:25:29,924 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1142547283] [2022-11-18 20:25:29,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:25:29,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:25:30,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:31,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-18 20:25:31,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:31,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:25:31,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:31,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-18 20:25:31,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:31,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:25:31,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:31,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-18 20:25:31,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:31,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:25:31,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:31,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-18 20:25:31,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:31,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:25:31,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:31,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-18 20:25:31,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:31,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:25:31,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:31,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-18 20:25:31,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:31,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:25:31,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:31,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-18 20:25:31,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:31,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:25:31,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:31,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-18 20:25:31,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:31,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:25:31,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:31,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-18 20:25:31,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:31,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:25:31,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:31,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-18 20:25:31,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:31,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:25:31,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:31,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-18 20:25:31,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:31,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:25:31,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:31,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-18 20:25:31,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:31,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:25:31,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:31,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-18 20:25:31,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:31,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:25:31,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:31,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-18 20:25:31,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:31,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:25:31,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:31,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-18 20:25:31,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:31,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:25:31,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:31,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-18 20:25:31,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:31,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:25:31,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:31,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-11-18 20:25:31,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:31,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:25:31,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:31,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-11-18 20:25:31,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:31,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:25:31,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:31,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-11-18 20:25:31,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:31,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:25:31,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:31,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2022-11-18 20:25:31,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:31,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-11-18 20:25:31,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:32,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2022-11-18 20:25:32,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:32,018 INFO L134 CoverageAnalysis]: Checked inductivity of 1597 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1596 trivial. 0 not checked. [2022-11-18 20:25:32,018 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:25:32,019 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1142547283] [2022-11-18 20:25:32,019 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1142547283] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-18 20:25:32,019 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2137200809] [2022-11-18 20:25:32,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:25:32,022 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 20:25:32,022 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0838d605-e469-49ee-b6b2-285b0420603b/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:25:32,023 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0838d605-e469-49ee-b6b2-285b0420603b/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-18 20:25:32,047 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0838d605-e469-49ee-b6b2-285b0420603b/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-18 20:25:35,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:35,857 INFO L263 TraceCheckSpWp]: Trace formula consists of 7769 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-18 20:25:35,869 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 20:25:38,103 INFO L134 CoverageAnalysis]: Checked inductivity of 1597 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1597 trivial. 0 not checked. [2022-11-18 20:25:38,103 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-18 20:25:38,104 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2137200809] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:25:38,104 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-18 20:25:38,104 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [5] total 6 [2022-11-18 20:25:38,105 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [390522011] [2022-11-18 20:25:38,105 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:25:38,105 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 20:25:38,106 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:25:38,106 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 20:25:38,106 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-18 20:25:38,107 INFO L87 Difference]: Start difference. First operand 12614 states and 18093 transitions. Second operand has 3 states, 3 states have (on average 21.0) internal successors, (63), 2 states have internal predecessors, (63), 1 states have call successors, (25), 1 states have call predecessors, (25), 2 states have return successors, (23), 2 states have call predecessors, (23), 1 states have call successors, (23) [2022-11-18 20:25:38,592 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 20:25:38,593 INFO L93 Difference]: Finished difference Result 25185 states and 36396 transitions. [2022-11-18 20:25:38,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 20:25:38,594 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.0) internal successors, (63), 2 states have internal predecessors, (63), 1 states have call successors, (25), 1 states have call predecessors, (25), 2 states have return successors, (23), 2 states have call predecessors, (23), 1 states have call successors, (23) Word has length 257 [2022-11-18 20:25:38,594 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 20:25:38,671 INFO L225 Difference]: With dead ends: 25185 [2022-11-18 20:25:38,671 INFO L226 Difference]: Without dead ends: 12614 [2022-11-18 20:25:38,741 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 342 GetRequests, 338 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-18 20:25:38,745 INFO L413 NwaCegarLoop]: 9052 mSDtfsCounter, 8948 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8948 SdHoareTripleChecker+Valid, 9052 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-18 20:25:38,746 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8948 Valid, 9052 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-18 20:25:38,773 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12614 states. [2022-11-18 20:25:39,481 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12614 to 12614. [2022-11-18 20:25:39,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12614 states, 9260 states have (on average 1.350647948164147) internal successors, (12507), 9406 states have internal predecessors, (12507), 2782 states have call successors, (2782), 570 states have call predecessors, (2782), 570 states have return successors, (2802), 2741 states have call predecessors, (2802), 2782 states have call successors, (2802) [2022-11-18 20:25:39,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12614 states to 12614 states and 18091 transitions. [2022-11-18 20:25:39,562 INFO L78 Accepts]: Start accepts. Automaton has 12614 states and 18091 transitions. Word has length 257 [2022-11-18 20:25:39,563 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 20:25:39,563 INFO L495 AbstractCegarLoop]: Abstraction has 12614 states and 18091 transitions. [2022-11-18 20:25:39,563 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.0) internal successors, (63), 2 states have internal predecessors, (63), 1 states have call successors, (25), 1 states have call predecessors, (25), 2 states have return successors, (23), 2 states have call predecessors, (23), 1 states have call successors, (23) [2022-11-18 20:25:39,564 INFO L276 IsEmpty]: Start isEmpty. Operand 12614 states and 18091 transitions. [2022-11-18 20:25:39,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2022-11-18 20:25:39,572 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 20:25:39,572 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 19, 19, 19, 19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:25:39,603 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0838d605-e469-49ee-b6b2-285b0420603b/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-18 20:25:39,798 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0838d605-e469-49ee-b6b2-285b0420603b/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 20:25:39,798 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 20:25:39,798 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:25:39,799 INFO L85 PathProgramCache]: Analyzing trace with hash 1283157609, now seen corresponding path program 1 times [2022-11-18 20:25:39,799 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:25:39,799 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [528077669] [2022-11-18 20:25:39,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:25:39,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:25:40,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:41,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-18 20:25:41,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:41,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:25:41,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:41,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-18 20:25:41,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:41,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:25:41,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:41,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-18 20:25:41,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:41,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:25:41,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:41,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-18 20:25:41,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:41,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:25:41,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:41,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-18 20:25:41,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:41,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:25:41,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:41,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-18 20:25:41,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:41,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:25:41,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:41,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-18 20:25:41,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:41,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:25:41,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:41,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-18 20:25:41,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:41,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:25:41,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:41,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-18 20:25:41,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:41,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:25:41,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:41,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-18 20:25:41,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:41,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:25:41,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:41,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-18 20:25:41,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:41,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:25:41,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:41,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-18 20:25:41,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:41,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:25:41,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:41,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-18 20:25:41,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:41,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:25:41,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:41,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-18 20:25:41,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:41,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:25:41,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:41,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-18 20:25:41,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:41,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:25:41,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:41,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-18 20:25:41,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:41,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:25:41,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:41,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-11-18 20:25:41,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:41,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:25:41,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:41,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-11-18 20:25:41,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:41,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:25:41,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:41,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-11-18 20:25:41,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:41,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:25:41,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:41,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2022-11-18 20:25:41,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:41,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-11-18 20:25:41,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:41,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2022-11-18 20:25:41,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:41,879 INFO L134 CoverageAnalysis]: Checked inductivity of 1597 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1596 trivial. 0 not checked. [2022-11-18 20:25:41,880 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:25:41,880 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [528077669] [2022-11-18 20:25:41,880 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [528077669] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-18 20:25:41,880 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1643041764] [2022-11-18 20:25:41,881 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:25:41,881 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 20:25:41,881 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0838d605-e469-49ee-b6b2-285b0420603b/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:25:41,882 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0838d605-e469-49ee-b6b2-285b0420603b/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-18 20:25:41,903 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0838d605-e469-49ee-b6b2-285b0420603b/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-18 20:25:45,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:45,807 INFO L263 TraceCheckSpWp]: Trace formula consists of 7770 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-18 20:25:45,816 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 20:25:47,982 INFO L134 CoverageAnalysis]: Checked inductivity of 1597 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1597 trivial. 0 not checked. [2022-11-18 20:25:47,982 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-18 20:25:47,983 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1643041764] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:25:47,983 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-18 20:25:47,983 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [5] total 6 [2022-11-18 20:25:47,983 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [801934330] [2022-11-18 20:25:47,983 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:25:47,984 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 20:25:47,984 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:25:47,985 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 20:25:47,985 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-18 20:25:47,985 INFO L87 Difference]: Start difference. First operand 12614 states and 18091 transitions. Second operand has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 2 states have internal predecessors, (64), 1 states have call successors, (25), 1 states have call predecessors, (25), 2 states have return successors, (23), 2 states have call predecessors, (23), 1 states have call successors, (23) [2022-11-18 20:25:48,393 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 20:25:48,393 INFO L93 Difference]: Finished difference Result 25185 states and 36392 transitions. [2022-11-18 20:25:48,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 20:25:48,394 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 2 states have internal predecessors, (64), 1 states have call successors, (25), 1 states have call predecessors, (25), 2 states have return successors, (23), 2 states have call predecessors, (23), 1 states have call successors, (23) Word has length 258 [2022-11-18 20:25:48,395 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 20:25:48,473 INFO L225 Difference]: With dead ends: 25185 [2022-11-18 20:25:48,473 INFO L226 Difference]: Without dead ends: 12614 [2022-11-18 20:25:48,535 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 343 GetRequests, 339 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-18 20:25:48,536 INFO L413 NwaCegarLoop]: 9051 mSDtfsCounter, 8946 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8946 SdHoareTripleChecker+Valid, 9051 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-18 20:25:48,537 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8946 Valid, 9051 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-18 20:25:48,556 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12614 states. [2022-11-18 20:25:49,271 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12614 to 12614. [2022-11-18 20:25:49,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12614 states, 9260 states have (on average 1.3504319654427646) internal successors, (12505), 9406 states have internal predecessors, (12505), 2782 states have call successors, (2782), 570 states have call predecessors, (2782), 570 states have return successors, (2802), 2741 states have call predecessors, (2802), 2782 states have call successors, (2802) [2022-11-18 20:25:49,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12614 states to 12614 states and 18089 transitions. [2022-11-18 20:25:49,365 INFO L78 Accepts]: Start accepts. Automaton has 12614 states and 18089 transitions. Word has length 258 [2022-11-18 20:25:49,365 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 20:25:49,366 INFO L495 AbstractCegarLoop]: Abstraction has 12614 states and 18089 transitions. [2022-11-18 20:25:49,366 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 2 states have internal predecessors, (64), 1 states have call successors, (25), 1 states have call predecessors, (25), 2 states have return successors, (23), 2 states have call predecessors, (23), 1 states have call successors, (23) [2022-11-18 20:25:49,366 INFO L276 IsEmpty]: Start isEmpty. Operand 12614 states and 18089 transitions. [2022-11-18 20:25:49,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2022-11-18 20:25:49,376 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 20:25:49,376 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 19, 19, 19, 19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:25:49,406 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0838d605-e469-49ee-b6b2-285b0420603b/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-18 20:25:49,591 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0838d605-e469-49ee-b6b2-285b0420603b/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 20:25:49,591 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 20:25:49,591 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:25:49,591 INFO L85 PathProgramCache]: Analyzing trace with hash -130630923, now seen corresponding path program 1 times [2022-11-18 20:25:49,592 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:25:49,592 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [74776255] [2022-11-18 20:25:49,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:25:49,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:25:50,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:51,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-18 20:25:51,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:51,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:25:51,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:51,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-18 20:25:51,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:51,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:25:51,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:51,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-18 20:25:51,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:51,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:25:51,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:51,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-18 20:25:51,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:51,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:25:51,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:51,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-18 20:25:51,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:51,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:25:51,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:51,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-18 20:25:51,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:51,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:25:51,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:51,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-18 20:25:51,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:51,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:25:51,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:51,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-18 20:25:51,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:51,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:25:51,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:51,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-18 20:25:51,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:51,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:25:51,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:51,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-18 20:25:51,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:51,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:25:51,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:51,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-18 20:25:51,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:51,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:25:51,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:51,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-18 20:25:51,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:51,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:25:51,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:51,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-18 20:25:51,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:51,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:25:51,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:51,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-18 20:25:51,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:51,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:25:51,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:51,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-18 20:25:51,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:51,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:25:51,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:51,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-18 20:25:51,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:51,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:25:51,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:51,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-11-18 20:25:51,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:51,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:25:51,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:51,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-11-18 20:25:51,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:51,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:25:51,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:51,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-11-18 20:25:51,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:51,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:25:51,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:51,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2022-11-18 20:25:51,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:51,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-11-18 20:25:51,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:51,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2022-11-18 20:25:51,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:51,636 INFO L134 CoverageAnalysis]: Checked inductivity of 1597 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1596 trivial. 0 not checked. [2022-11-18 20:25:51,637 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:25:51,637 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [74776255] [2022-11-18 20:25:51,637 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [74776255] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-18 20:25:51,637 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [436407425] [2022-11-18 20:25:51,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:25:51,638 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 20:25:51,638 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0838d605-e469-49ee-b6b2-285b0420603b/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:25:51,639 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0838d605-e469-49ee-b6b2-285b0420603b/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-18 20:25:51,649 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0838d605-e469-49ee-b6b2-285b0420603b/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-18 20:25:55,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:55,459 INFO L263 TraceCheckSpWp]: Trace formula consists of 7771 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-18 20:25:55,470 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 20:25:57,668 INFO L134 CoverageAnalysis]: Checked inductivity of 1597 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1597 trivial. 0 not checked. [2022-11-18 20:25:57,669 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-18 20:25:57,669 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [436407425] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:25:57,669 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-18 20:25:57,669 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [5] total 6 [2022-11-18 20:25:57,669 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [198712245] [2022-11-18 20:25:57,669 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:25:57,670 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 20:25:57,670 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:25:57,671 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 20:25:57,671 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-18 20:25:57,671 INFO L87 Difference]: Start difference. First operand 12614 states and 18089 transitions. Second operand has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 2 states have internal predecessors, (65), 1 states have call successors, (25), 1 states have call predecessors, (25), 2 states have return successors, (23), 2 states have call predecessors, (23), 1 states have call successors, (23) [2022-11-18 20:25:58,082 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 20:25:58,082 INFO L93 Difference]: Finished difference Result 25185 states and 36388 transitions. [2022-11-18 20:25:58,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 20:25:58,082 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 2 states have internal predecessors, (65), 1 states have call successors, (25), 1 states have call predecessors, (25), 2 states have return successors, (23), 2 states have call predecessors, (23), 1 states have call successors, (23) Word has length 259 [2022-11-18 20:25:58,083 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 20:25:58,152 INFO L225 Difference]: With dead ends: 25185 [2022-11-18 20:25:58,152 INFO L226 Difference]: Without dead ends: 12614 [2022-11-18 20:25:58,204 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 344 GetRequests, 340 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-18 20:25:58,205 INFO L413 NwaCegarLoop]: 9050 mSDtfsCounter, 8944 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8944 SdHoareTripleChecker+Valid, 9050 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-18 20:25:58,205 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8944 Valid, 9050 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-18 20:25:58,223 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12614 states. [2022-11-18 20:25:58,790 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12614 to 12614. [2022-11-18 20:25:58,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12614 states, 9260 states have (on average 1.3502159827213822) internal successors, (12503), 9406 states have internal predecessors, (12503), 2782 states have call successors, (2782), 570 states have call predecessors, (2782), 570 states have return successors, (2802), 2741 states have call predecessors, (2802), 2782 states have call successors, (2802) [2022-11-18 20:25:58,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12614 states to 12614 states and 18087 transitions. [2022-11-18 20:25:58,880 INFO L78 Accepts]: Start accepts. Automaton has 12614 states and 18087 transitions. Word has length 259 [2022-11-18 20:25:58,882 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 20:25:58,883 INFO L495 AbstractCegarLoop]: Abstraction has 12614 states and 18087 transitions. [2022-11-18 20:25:58,883 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 2 states have internal predecessors, (65), 1 states have call successors, (25), 1 states have call predecessors, (25), 2 states have return successors, (23), 2 states have call predecessors, (23), 1 states have call successors, (23) [2022-11-18 20:25:58,883 INFO L276 IsEmpty]: Start isEmpty. Operand 12614 states and 18087 transitions. [2022-11-18 20:25:58,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2022-11-18 20:25:58,991 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 20:25:58,992 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 19, 19, 19, 19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:25:59,025 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0838d605-e469-49ee-b6b2-285b0420603b/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-11-18 20:25:59,192 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0838d605-e469-49ee-b6b2-285b0420603b/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2022-11-18 20:25:59,192 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 20:25:59,195 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:25:59,195 INFO L85 PathProgramCache]: Analyzing trace with hash -893885851, now seen corresponding path program 1 times [2022-11-18 20:25:59,195 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:25:59,195 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1780846356] [2022-11-18 20:25:59,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:25:59,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:25:59,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:26:00,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-18 20:26:00,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:26:00,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:26:00,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:26:00,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-18 20:26:00,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:26:00,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:26:00,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:26:00,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-18 20:26:00,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:26:00,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:26:00,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:26:00,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-18 20:26:00,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:26:00,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:26:00,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:26:00,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-18 20:26:00,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:26:00,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:26:00,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:26:00,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-18 20:26:00,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:26:00,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:26:00,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:26:00,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-18 20:26:00,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:26:00,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:26:00,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:26:00,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-18 20:26:00,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:26:00,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:26:00,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:26:00,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-18 20:26:00,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:26:00,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:26:00,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:26:00,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-18 20:26:00,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:26:00,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:26:00,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:26:00,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-18 20:26:00,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:26:00,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:26:00,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:26:00,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-18 20:26:00,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:26:00,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:26:00,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:26:00,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-18 20:26:00,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:26:00,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:26:00,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:26:00,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-18 20:26:00,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:26:00,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:26:00,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:26:00,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-18 20:26:00,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:26:00,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:26:00,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:26:00,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-18 20:26:00,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:26:00,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:26:00,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:26:00,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-11-18 20:26:00,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:26:00,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:26:00,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:26:00,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-11-18 20:26:00,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:26:00,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:26:00,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:26:00,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-11-18 20:26:00,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:26:00,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:26:00,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:26:00,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2022-11-18 20:26:00,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:26:00,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-11-18 20:26:00,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:26:00,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2022-11-18 20:26:00,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:26:00,877 INFO L134 CoverageAnalysis]: Checked inductivity of 1597 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1596 trivial. 0 not checked. [2022-11-18 20:26:00,878 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:26:00,878 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1780846356] [2022-11-18 20:26:00,878 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1780846356] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-18 20:26:00,878 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1239304606] [2022-11-18 20:26:00,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:26:00,879 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 20:26:00,879 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0838d605-e469-49ee-b6b2-285b0420603b/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:26:00,880 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0838d605-e469-49ee-b6b2-285b0420603b/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-18 20:26:00,907 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0838d605-e469-49ee-b6b2-285b0420603b/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-11-18 20:26:04,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:26:04,878 INFO L263 TraceCheckSpWp]: Trace formula consists of 7772 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-18 20:26:04,884 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 20:26:06,965 INFO L134 CoverageAnalysis]: Checked inductivity of 1597 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1597 trivial. 0 not checked. [2022-11-18 20:26:06,965 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-18 20:26:06,965 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1239304606] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:26:06,965 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-18 20:26:06,966 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [5] total 6 [2022-11-18 20:26:06,966 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1058170905] [2022-11-18 20:26:06,966 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:26:06,967 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 20:26:06,967 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:26:06,967 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 20:26:06,967 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-18 20:26:06,968 INFO L87 Difference]: Start difference. First operand 12614 states and 18087 transitions. Second operand has 3 states, 3 states have (on average 22.0) internal successors, (66), 2 states have internal predecessors, (66), 1 states have call successors, (25), 1 states have call predecessors, (25), 2 states have return successors, (23), 2 states have call predecessors, (23), 1 states have call successors, (23) [2022-11-18 20:26:07,451 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 20:26:07,451 INFO L93 Difference]: Finished difference Result 25185 states and 36384 transitions. [2022-11-18 20:26:07,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 20:26:07,452 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.0) internal successors, (66), 2 states have internal predecessors, (66), 1 states have call successors, (25), 1 states have call predecessors, (25), 2 states have return successors, (23), 2 states have call predecessors, (23), 1 states have call successors, (23) Word has length 260 [2022-11-18 20:26:07,452 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 20:26:07,663 INFO L225 Difference]: With dead ends: 25185 [2022-11-18 20:26:07,663 INFO L226 Difference]: Without dead ends: 12614 [2022-11-18 20:26:07,701 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 345 GetRequests, 341 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-18 20:26:07,702 INFO L413 NwaCegarLoop]: 9049 mSDtfsCounter, 8942 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8942 SdHoareTripleChecker+Valid, 9049 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-18 20:26:07,702 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8942 Valid, 9049 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-18 20:26:07,718 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12614 states. [2022-11-18 20:26:08,329 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12614 to 12614. [2022-11-18 20:26:08,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12614 states, 9260 states have (on average 1.35) internal successors, (12501), 9406 states have internal predecessors, (12501), 2782 states have call successors, (2782), 570 states have call predecessors, (2782), 570 states have return successors, (2802), 2741 states have call predecessors, (2802), 2782 states have call successors, (2802) [2022-11-18 20:26:08,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12614 states to 12614 states and 18085 transitions. [2022-11-18 20:26:08,415 INFO L78 Accepts]: Start accepts. Automaton has 12614 states and 18085 transitions. Word has length 260 [2022-11-18 20:26:08,416 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 20:26:08,416 INFO L495 AbstractCegarLoop]: Abstraction has 12614 states and 18085 transitions. [2022-11-18 20:26:08,416 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.0) internal successors, (66), 2 states have internal predecessors, (66), 1 states have call successors, (25), 1 states have call predecessors, (25), 2 states have return successors, (23), 2 states have call predecessors, (23), 1 states have call successors, (23) [2022-11-18 20:26:08,416 INFO L276 IsEmpty]: Start isEmpty. Operand 12614 states and 18085 transitions. [2022-11-18 20:26:08,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2022-11-18 20:26:08,425 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 20:26:08,425 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 19, 19, 19, 19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:26:08,456 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0838d605-e469-49ee-b6b2-285b0420603b/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-11-18 20:26:08,651 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0838d605-e469-49ee-b6b2-285b0420603b/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 20:26:08,651 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 20:26:08,651 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:26:08,651 INFO L85 PathProgramCache]: Analyzing trace with hash 1329531761, now seen corresponding path program 1 times [2022-11-18 20:26:08,652 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:26:08,652 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [994309918] [2022-11-18 20:26:08,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:26:08,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:26:09,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:26:09,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-18 20:26:09,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:26:09,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:26:09,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:26:09,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-18 20:26:09,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:26:09,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:26:09,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:26:09,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-18 20:26:09,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:26:09,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:26:09,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:26:09,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-18 20:26:09,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:26:09,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:26:09,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:26:09,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-18 20:26:09,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:26:10,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:26:10,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:26:10,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-18 20:26:10,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:26:10,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:26:10,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:26:10,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-18 20:26:10,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:26:10,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:26:10,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:26:10,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-18 20:26:10,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:26:10,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:26:10,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:26:10,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-18 20:26:10,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:26:10,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:26:10,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:26:10,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-18 20:26:10,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:26:10,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:26:10,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:26:10,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-18 20:26:10,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:26:10,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:26:10,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:26:10,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-18 20:26:10,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:26:10,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:26:10,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:26:10,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-18 20:26:10,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:26:10,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:26:10,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:26:10,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-18 20:26:10,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:26:10,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:26:10,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:26:10,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-18 20:26:10,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:26:10,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:26:10,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:26:10,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-18 20:26:10,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:26:10,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:26:10,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:26:10,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-11-18 20:26:10,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:26:10,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:26:10,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:26:10,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-11-18 20:26:10,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:26:10,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:26:10,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:26:10,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-11-18 20:26:10,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:26:10,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:26:10,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:26:10,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2022-11-18 20:26:10,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:26:10,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-11-18 20:26:10,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:26:10,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2022-11-18 20:26:10,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:26:10,332 INFO L134 CoverageAnalysis]: Checked inductivity of 1597 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1596 trivial. 0 not checked. [2022-11-18 20:26:10,332 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:26:10,332 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [994309918] [2022-11-18 20:26:10,332 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [994309918] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-18 20:26:10,332 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [93376861] [2022-11-18 20:26:10,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:26:10,333 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 20:26:10,333 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0838d605-e469-49ee-b6b2-285b0420603b/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:26:10,334 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0838d605-e469-49ee-b6b2-285b0420603b/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-18 20:26:10,351 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0838d605-e469-49ee-b6b2-285b0420603b/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-11-18 20:26:14,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:26:14,742 INFO L263 TraceCheckSpWp]: Trace formula consists of 7773 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-18 20:26:14,749 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 20:26:16,998 INFO L134 CoverageAnalysis]: Checked inductivity of 1597 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1597 trivial. 0 not checked. [2022-11-18 20:26:16,998 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-18 20:26:16,998 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [93376861] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:26:16,998 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-18 20:26:16,999 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [5] total 6 [2022-11-18 20:26:16,999 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [859568932] [2022-11-18 20:26:16,999 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:26:17,000 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 20:26:17,000 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:26:17,001 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 20:26:17,001 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-18 20:26:17,001 INFO L87 Difference]: Start difference. First operand 12614 states and 18085 transitions. Second operand has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 2 states have internal predecessors, (67), 1 states have call successors, (25), 1 states have call predecessors, (25), 2 states have return successors, (23), 2 states have call predecessors, (23), 1 states have call successors, (23) [2022-11-18 20:26:17,495 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 20:26:17,495 INFO L93 Difference]: Finished difference Result 25185 states and 36380 transitions. [2022-11-18 20:26:17,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 20:26:17,496 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 2 states have internal predecessors, (67), 1 states have call successors, (25), 1 states have call predecessors, (25), 2 states have return successors, (23), 2 states have call predecessors, (23), 1 states have call successors, (23) Word has length 261 [2022-11-18 20:26:17,497 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 20:26:17,558 INFO L225 Difference]: With dead ends: 25185 [2022-11-18 20:26:17,558 INFO L226 Difference]: Without dead ends: 12614 [2022-11-18 20:26:17,612 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 346 GetRequests, 342 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-18 20:26:17,613 INFO L413 NwaCegarLoop]: 9048 mSDtfsCounter, 8940 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8940 SdHoareTripleChecker+Valid, 9048 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-18 20:26:17,613 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8940 Valid, 9048 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-18 20:26:17,631 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12614 states. [2022-11-18 20:26:18,177 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12614 to 12614. [2022-11-18 20:26:18,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12614 states, 9260 states have (on average 1.3497840172786177) internal successors, (12499), 9406 states have internal predecessors, (12499), 2782 states have call successors, (2782), 570 states have call predecessors, (2782), 570 states have return successors, (2802), 2741 states have call predecessors, (2802), 2782 states have call successors, (2802) [2022-11-18 20:26:18,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12614 states to 12614 states and 18083 transitions. [2022-11-18 20:26:18,273 INFO L78 Accepts]: Start accepts. Automaton has 12614 states and 18083 transitions. Word has length 261 [2022-11-18 20:26:18,273 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 20:26:18,274 INFO L495 AbstractCegarLoop]: Abstraction has 12614 states and 18083 transitions. [2022-11-18 20:26:18,274 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 2 states have internal predecessors, (67), 1 states have call successors, (25), 1 states have call predecessors, (25), 2 states have return successors, (23), 2 states have call predecessors, (23), 1 states have call successors, (23) [2022-11-18 20:26:18,274 INFO L276 IsEmpty]: Start isEmpty. Operand 12614 states and 18083 transitions. [2022-11-18 20:26:18,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2022-11-18 20:26:18,283 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 20:26:18,284 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 19, 19, 19, 19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:26:18,318 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0838d605-e469-49ee-b6b2-285b0420603b/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-11-18 20:26:18,499 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0838d605-e469-49ee-b6b2-285b0420603b/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 20:26:18,499 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 20:26:18,499 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:26:18,499 INFO L85 PathProgramCache]: Analyzing trace with hash 1650517601, now seen corresponding path program 1 times [2022-11-18 20:26:18,500 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:26:18,500 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2089963757] [2022-11-18 20:26:18,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:26:18,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:26:19,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat