./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b5237d83 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_d71df51a-021f-452e-947e-d080cf1ac081/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d71df51a-021f-452e-947e-d080cf1ac081/bin/utaipan-g80aRyZoba/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d71df51a-021f-452e-947e-d080cf1ac081/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d71df51a-021f-452e-947e-d080cf1ac081/bin/utaipan-g80aRyZoba/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d71df51a-021f-452e-947e-d080cf1ac081/bin/utaipan-g80aRyZoba/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d71df51a-021f-452e-947e-d080cf1ac081/bin/utaipan-g80aRyZoba --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash fe434f0112be26c4714543d386b3350bd2a9bdce09b4b83ffbdf4c55da2983b7 --- 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-b5237d8 [2022-11-22 00:31:03,068 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 00:31:03,071 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 00:31:03,104 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 00:31:03,105 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 00:31:03,109 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 00:31:03,113 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 00:31:03,115 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 00:31:03,118 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 00:31:03,119 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 00:31:03,120 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 00:31:03,122 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 00:31:03,123 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 00:31:03,124 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 00:31:03,126 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 00:31:03,127 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 00:31:03,129 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 00:31:03,130 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 00:31:03,132 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 00:31:03,138 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 00:31:03,143 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 00:31:03,145 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 00:31:03,147 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 00:31:03,149 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 00:31:03,161 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 00:31:03,163 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 00:31:03,164 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 00:31:03,165 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 00:31:03,166 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 00:31:03,167 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 00:31:03,167 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 00:31:03,169 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 00:31:03,170 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 00:31:03,171 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 00:31:03,172 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 00:31:03,173 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 00:31:03,174 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 00:31:03,174 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 00:31:03,175 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 00:31:03,176 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 00:31:03,177 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 00:31:03,178 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d71df51a-021f-452e-947e-d080cf1ac081/bin/utaipan-g80aRyZoba/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-22 00:31:03,204 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 00:31:03,205 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 00:31:03,205 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 00:31:03,205 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 00:31:03,206 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 00:31:03,207 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 00:31:03,207 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 00:31:03,207 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 00:31:03,207 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 00:31:03,208 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-22 00:31:03,208 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 00:31:03,208 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 00:31:03,209 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-22 00:31:03,209 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-22 00:31:03,209 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 00:31:03,210 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-22 00:31:03,210 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-22 00:31:03,210 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-22 00:31:03,211 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 00:31:03,212 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-22 00:31:03,212 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 00:31:03,212 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-22 00:31:03,213 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 00:31:03,213 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-22 00:31:03,213 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-22 00:31:03,213 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 00:31:03,214 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-22 00:31:03,214 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 00:31:03,215 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 00:31:03,215 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 00:31:03,215 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 00:31:03,216 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-22 00:31:03,216 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 00:31:03,216 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-22 00:31:03,216 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-22 00:31:03,217 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-22 00:31:03,217 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-22 00:31:03,217 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 00:31:03,218 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_d71df51a-021f-452e-947e-d080cf1ac081/bin/utaipan-g80aRyZoba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d71df51a-021f-452e-947e-d080cf1ac081/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fe434f0112be26c4714543d386b3350bd2a9bdce09b4b83ffbdf4c55da2983b7 [2022-11-22 00:31:03,527 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 00:31:03,555 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 00:31:03,559 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 00:31:03,560 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 00:31:03,561 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 00:31:03,563 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d71df51a-021f-452e-947e-d080cf1ac081/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i [2022-11-22 00:31:07,131 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 00:31:07,873 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 00:31:07,874 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d71df51a-021f-452e-947e-d080cf1ac081/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i [2022-11-22 00:31:07,929 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d71df51a-021f-452e-947e-d080cf1ac081/bin/utaipan-g80aRyZoba/data/83a3e8396/5a54f4bf34cf471192eef1b97c71062a/FLAGdecbdedd8 [2022-11-22 00:31:07,947 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d71df51a-021f-452e-947e-d080cf1ac081/bin/utaipan-g80aRyZoba/data/83a3e8396/5a54f4bf34cf471192eef1b97c71062a [2022-11-22 00:31:07,950 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 00:31:07,952 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 00:31:07,954 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 00:31:07,954 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 00:31:07,964 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 00:31:07,965 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:31:07" (1/1) ... [2022-11-22 00:31:07,966 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@485b098 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:31:07, skipping insertion in model container [2022-11-22 00:31:07,966 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:31:07" (1/1) ... [2022-11-22 00:31:07,976 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 00:31:08,171 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 00:31:11,702 WARN L237 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_d71df51a-021f-452e-947e-d080cf1ac081/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i[339084,339097] [2022-11-22 00:31:11,709 WARN L237 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_d71df51a-021f-452e-947e-d080cf1ac081/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i[339229,339242] [2022-11-22 00:31:11,742 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 00:31:11,791 INFO L203 MainTranslator]: Completed pre-run [2022-11-22 00:31:12,331 WARN L237 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_d71df51a-021f-452e-947e-d080cf1ac081/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i[339084,339097] [2022-11-22 00:31:12,332 WARN L237 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_d71df51a-021f-452e-947e-d080cf1ac081/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i[339229,339242] [2022-11-22 00:31:12,338 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 00:31:12,605 INFO L208 MainTranslator]: Completed translation [2022-11-22 00:31:12,606 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:31:12 WrapperNode [2022-11-22 00:31:12,606 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-22 00:31:12,608 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-22 00:31:12,608 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-22 00:31:12,608 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-22 00:31:12,618 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:31:12" (1/1) ... [2022-11-22 00:31:12,760 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:31:12" (1/1) ... [2022-11-22 00:31:13,056 INFO L138 Inliner]: procedures = 430, calls = 2331, calls flagged for inlining = 195, calls inlined = 180, statements flattened = 4881 [2022-11-22 00:31:13,058 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-22 00:31:13,059 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-22 00:31:13,059 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-22 00:31:13,060 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-22 00:31:13,073 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:31:12" (1/1) ... [2022-11-22 00:31:13,073 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:31:12" (1/1) ... [2022-11-22 00:31:13,128 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:31:12" (1/1) ... [2022-11-22 00:31:13,142 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:31:12" (1/1) ... [2022-11-22 00:31:13,293 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:31:12" (1/1) ... [2022-11-22 00:31:13,323 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:31:12" (1/1) ... [2022-11-22 00:31:13,375 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:31:12" (1/1) ... [2022-11-22 00:31:13,405 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:31:12" (1/1) ... [2022-11-22 00:31:13,592 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-22 00:31:13,594 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-22 00:31:13,594 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-22 00:31:13,594 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-22 00:31:13,595 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:31:12" (1/1) ... [2022-11-22 00:31:13,604 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 00:31:13,617 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d71df51a-021f-452e-947e-d080cf1ac081/bin/utaipan-g80aRyZoba/z3 [2022-11-22 00:31:13,640 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d71df51a-021f-452e-947e-d080cf1ac081/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-22 00:31:13,668 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d71df51a-021f-452e-947e-d080cf1ac081/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-22 00:31:13,696 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_resume [2022-11-22 00:31:13,696 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_resume [2022-11-22 00:31:13,696 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-11-22 00:31:13,697 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-11-22 00:31:13,697 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-22 00:31:13,697 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-22 00:31:13,697 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-11-22 00:31:13,697 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-11-22 00:31:13,698 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_mii_write_reg [2022-11-22 00:31:13,698 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_mii_write_reg [2022-11-22 00:31:13,698 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_86 [2022-11-22 00:31:13,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_86 [2022-11-22 00:31:13,698 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-22 00:31:13,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-22 00:31:13,699 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_timer_instance_3 [2022-11-22 00:31:13,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_timer_instance_3 [2022-11-22 00:31:13,699 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_read8 [2022-11-22 00:31:13,699 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_read8 [2022-11-22 00:31:13,700 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-11-22 00:31:13,700 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-11-22 00:31:13,700 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_tlan_priv [2022-11-22 00:31:13,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_tlan_priv [2022-11-22 00:31:13,700 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_read_and_clear_stats [2022-11-22 00:31:13,702 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_read_and_clear_stats [2022-11-22 00:31:13,702 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_mii_sync [2022-11-22 00:31:13,702 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_mii_sync [2022-11-22 00:31:13,703 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-11-22 00:31:13,703 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-11-22 00:31:13,704 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-22 00:31:13,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-22 00:31:13,704 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-11-22 00:31:13,704 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-11-22 00:31:13,704 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-22 00:31:13,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-22 00:31:13,705 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2022-11-22 00:31:13,705 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2022-11-22 00:31:13,705 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-22 00:31:13,705 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-11-22 00:31:13,706 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-11-22 00:31:13,706 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_reset_lists [2022-11-22 00:31:13,706 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_reset_lists [2022-11-22 00:31:13,706 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_close [2022-11-22 00:31:13,706 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_close [2022-11-22 00:31:13,707 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-22 00:31:13,707 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-22 00:31:13,707 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_phy_print [2022-11-22 00:31:13,707 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_phy_print [2022-11-22 00:31:13,708 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2022-11-22 00:31:13,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2022-11-22 00:31:13,709 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_tlan_priv [2022-11-22 00:31:13,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_tlan_priv [2022-11-22 00:31:13,710 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver [2022-11-22 00:31:13,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver [2022-11-22 00:31:13,710 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_probe1 [2022-11-22 00:31:13,711 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_probe1 [2022-11-22 00:31:13,711 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-22 00:31:13,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-22 00:31:13,711 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-22 00:31:13,711 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-11-22 00:31:13,712 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-11-22 00:31:13,712 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-11-22 00:31:13,713 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-11-22 00:31:13,713 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-11-22 00:31:13,713 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-11-22 00:31:13,713 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-22 00:31:13,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-22 00:31:13,714 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-11-22 00:31:13,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-11-22 00:31:13,714 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_set_timer [2022-11-22 00:31:13,716 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_set_timer [2022-11-22 00:31:13,716 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_timer [2022-11-22 00:31:13,716 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_timer [2022-11-22 00:31:13,716 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_instance_callback_3_2 [2022-11-22 00:31:13,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_instance_callback_3_2 [2022-11-22 00:31:13,717 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_stop [2022-11-22 00:31:13,718 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_stop [2022-11-22 00:31:13,718 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-11-22 00:31:13,718 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-11-22 00:31:13,718 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_88 [2022-11-22 00:31:13,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_88 [2022-11-22 00:31:13,720 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-11-22 00:31:13,721 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-11-22 00:31:13,721 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_remove_one [2022-11-22 00:31:13,721 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_remove_one [2022-11-22 00:31:13,721 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_get_skb [2022-11-22 00:31:13,721 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_get_skb [2022-11-22 00:31:13,722 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_ee_send_byte [2022-11-22 00:31:13,722 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_ee_send_byte [2022-11-22 00:31:13,722 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-22 00:31:13,723 INFO L130 BoogieDeclarations]: Found specification of procedure inb_p [2022-11-22 00:31:13,723 INFO L138 BoogieDeclarations]: Found implementation of procedure inb_p [2022-11-22 00:31:13,723 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_poll [2022-11-22 00:31:13,724 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_poll [2022-11-22 00:31:13,724 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2022-11-22 00:31:13,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2022-11-22 00:31:13,724 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-22 00:31:13,724 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-22 00:31:13,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-22 00:31:13,725 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-22 00:31:13,725 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-22 00:31:13,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-22 00:31:13,726 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-22 00:31:13,726 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-22 00:31:13,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-22 00:31:13,726 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_free_lists [2022-11-22 00:31:13,727 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_free_lists [2022-11-22 00:31:13,727 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2022-11-22 00:31:13,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2022-11-22 00:31:13,728 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2022-11-22 00:31:13,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2022-11-22 00:31:13,729 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2022-11-22 00:31:13,729 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2022-11-22 00:31:13,729 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-22 00:31:13,729 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-22 00:31:13,730 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-11-22 00:31:13,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-11-22 00:31:13,730 INFO L130 BoogieDeclarations]: Found specification of procedure outb_p [2022-11-22 00:31:13,730 INFO L138 BoogieDeclarations]: Found implementation of procedure outb_p [2022-11-22 00:31:13,730 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2022-11-22 00:31:13,731 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2022-11-22 00:31:13,731 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_store_skb [2022-11-22 00:31:13,731 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_store_skb [2022-11-22 00:31:13,731 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_tx_timeout [2022-11-22 00:31:13,731 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_tx_timeout [2022-11-22 00:31:13,732 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-22 00:31:13,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-22 00:31:13,732 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2022-11-22 00:31:13,732 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2022-11-22 00:31:13,732 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_phy_power_up [2022-11-22 00:31:13,733 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_phy_power_up [2022-11-22 00:31:13,733 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-22 00:31:13,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-22 00:31:13,733 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-11-22 00:31:13,733 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-11-22 00:31:13,733 INFO L130 BoogieDeclarations]: Found specification of procedure slow_down_io [2022-11-22 00:31:13,734 INFO L138 BoogieDeclarations]: Found implementation of procedure slow_down_io [2022-11-22 00:31:13,734 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_handle_interrupt [2022-11-22 00:31:13,734 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_handle_interrupt [2022-11-22 00:31:13,734 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_start [2022-11-22 00:31:13,734 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_start [2022-11-22 00:31:13,735 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-11-22 00:31:13,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-11-22 00:31:13,735 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_phy_finish_auto_neg [2022-11-22 00:31:13,735 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_phy_finish_auto_neg [2022-11-22 00:31:13,735 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-11-22 00:31:13,735 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-11-22 00:31:13,736 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-11-22 00:31:13,736 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-11-22 00:31:13,736 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb_ip_align [2022-11-22 00:31:13,736 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb_ip_align [2022-11-22 00:31:13,736 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_phy_start_link [2022-11-22 00:31:13,737 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_phy_start_link [2022-11-22 00:31:13,737 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-22 00:31:13,737 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_set_multicast_list [2022-11-22 00:31:13,737 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_set_multicast_list [2022-11-22 00:31:13,737 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-11-22 00:31:13,737 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-11-22 00:31:13,738 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-22 00:31:13,738 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2022-11-22 00:31:13,738 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2022-11-22 00:31:13,738 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_register_8_2 [2022-11-22 00:31:13,738 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_register_8_2 [2022-11-22 00:31:13,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-22 00:31:13,739 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_print_list [2022-11-22 00:31:13,739 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_print_list [2022-11-22 00:31:13,739 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_write16 [2022-11-22 00:31:13,739 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_write16 [2022-11-22 00:31:13,740 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2022-11-22 00:31:13,740 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2022-11-22 00:31:13,740 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-11-22 00:31:13,740 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-11-22 00:31:13,740 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2022-11-22 00:31:13,740 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2022-11-22 00:31:13,741 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-22 00:31:13,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-22 00:31:13,741 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2022-11-22 00:31:13,741 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2022-11-22 00:31:13,741 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_finish_reset [2022-11-22 00:31:13,742 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_finish_reset [2022-11-22 00:31:13,742 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_write32 [2022-11-22 00:31:13,742 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_write32 [2022-11-22 00:31:13,742 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2022-11-22 00:31:13,742 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2022-11-22 00:31:13,742 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-11-22 00:31:13,743 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-11-22 00:31:13,743 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_set_mac [2022-11-22 00:31:13,743 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_set_mac [2022-11-22 00:31:13,743 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2022-11-22 00:31:13,743 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2022-11-22 00:31:13,744 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_ee_send_start [2022-11-22 00:31:13,744 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_ee_send_start [2022-11-22 00:31:13,744 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_read32 [2022-11-22 00:31:13,744 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_read32 [2022-11-22 00:31:13,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-22 00:31:13,745 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_write8 [2022-11-22 00:31:13,745 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_write8 [2022-11-22 00:31:13,745 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-22 00:31:13,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-22 00:31:13,745 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_phy_power_down [2022-11-22 00:31:13,745 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_phy_power_down [2022-11-22 00:31:13,746 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2022-11-22 00:31:13,746 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2022-11-22 00:31:13,746 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_reset_adapter [2022-11-22 00:31:13,746 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_reset_adapter [2022-11-22 00:31:13,746 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_mii_send_data [2022-11-22 00:31:13,746 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_mii_send_data [2022-11-22 00:31:13,747 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_phy_reset [2022-11-22 00:31:13,747 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_phy_reset [2022-11-22 00:31:13,747 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_mii_read_reg [2022-11-22 00:31:13,747 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_mii_read_reg [2022-11-22 00:31:13,747 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-22 00:31:13,748 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-22 00:31:13,748 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_open [2022-11-22 00:31:13,748 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_open [2022-11-22 00:31:13,748 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2022-11-22 00:31:13,748 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2022-11-22 00:31:13,748 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2022-11-22 00:31:13,749 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2022-11-22 00:31:13,749 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2022-11-22 00:31:13,749 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2022-11-22 00:31:13,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-22 00:31:13,749 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2022-11-22 00:31:13,750 INFO L130 BoogieDeclarations]: Found specification of procedure inw [2022-11-22 00:31:13,750 INFO L138 BoogieDeclarations]: Found implementation of procedure inw [2022-11-22 00:31:13,750 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-11-22 00:31:13,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-11-22 00:31:13,750 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2022-11-22 00:31:13,750 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2022-11-22 00:31:13,751 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2022-11-22 00:31:13,751 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2022-11-22 00:31:14,879 INFO L235 CfgBuilder]: Building ICFG [2022-11-22 00:31:14,887 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-22 00:31:16,508 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-22 00:31:20,400 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6972: assume 1 != tlan_eisa_probe_~tmp___3~1#1 % 256 % 4294967296; [2022-11-22 00:31:20,401 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6972: assume !(1 != tlan_eisa_probe_~tmp___3~1#1 % 256 % 4294967296); [2022-11-22 00:31:20,401 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7005: assume 16 == ~debug~0;havoc tlan_eisa_probe_#t~nondet335#1; [2022-11-22 00:31:20,401 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7005: assume !(16 == ~debug~0); [2022-11-22 00:31:20,402 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6923-1: tlan_eisa_probe_~tmp~35#1 := tlan_eisa_probe_#t~ret323#1;havoc tlan_eisa_probe_#t~ret323#1;havoc tlan_eisa_probe_#t~nondet324#1; [2022-11-22 00:31:20,402 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6923: SUMMARY for call tlan_eisa_probe_#t~ret323#1 := inw((if (3200 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 <= 2147483647 then (3200 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 else (3200 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 - 4294967296)); srcloc: null [2022-11-22 00:31:20,402 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6989: assume 16 == tlan_eisa_probe_~tmp___4~0#1 % 256; [2022-11-22 00:31:20,402 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6989: assume !(16 == tlan_eisa_probe_~tmp___4~0#1 % 256); [2022-11-22 00:31:20,403 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6990: tlan_eisa_probe_~irq~0#1 := 5; [2022-11-22 00:31:20,403 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6974: SUMMARY for call __release_region(~#ioport_resource~0.base, ~#ioport_resource~0.offset, tlan_eisa_probe_~ioaddr~0#1, 16); srcloc: null [2022-11-22 00:31:20,403 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6974-1: assume 16 == ~debug~0;havoc tlan_eisa_probe_#t~nondet336#1; [2022-11-22 00:31:20,403 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6974-1: assume !(16 == ~debug~0); [2022-11-22 00:31:20,403 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7024: assume -2147483648 <= tlan_eisa_probe_#t~ret334#1 && tlan_eisa_probe_#t~ret334#1 <= 2147483647;tlan_eisa_probe_~rc~2#1 := tlan_eisa_probe_#t~ret334#1;havoc tlan_eisa_probe_#t~ret334#1; [2022-11-22 00:31:20,404 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6960-1: tlan_eisa_probe_~device_id~1#1 := tlan_eisa_probe_#t~ret330#1;havoc tlan_eisa_probe_#t~ret330#1; [2022-11-22 00:31:20,404 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6960: SUMMARY for call tlan_eisa_probe_#t~ret330#1 := inw((if (3202 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 <= 2147483647 then (3202 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 else (3202 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 - 4294967296)); srcloc: null [2022-11-22 00:31:20,404 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6993: assume 32 == tlan_eisa_probe_~tmp___4~0#1 % 256; [2022-11-22 00:31:20,404 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6993: assume !(32 == tlan_eisa_probe_~tmp___4~0#1 % 256); [2022-11-22 00:31:20,404 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6994: tlan_eisa_probe_~irq~0#1 := 9; [2022-11-22 00:31:20,405 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6928-1: assume 0 != (if 0 == ~debug~0 then 0 else (if 16 == ~debug~0 then ~debug~0 else ~bitwiseAnd(~debug~0, 16)));havoc tlan_eisa_probe_#t~nondet327#1; [2022-11-22 00:31:20,405 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6928-1: assume !(0 != (if 0 == ~debug~0 then 0 else (if 16 == ~debug~0 then ~debug~0 else ~bitwiseAnd(~debug~0, 16)))); [2022-11-22 00:31:20,405 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6945: assume 0 == (tlan_eisa_probe_~tmp___1~5#1.base + tlan_eisa_probe_~tmp___1~5#1.offset) % 18446744073709551616; [2022-11-22 00:31:20,405 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6945: assume !(0 == (tlan_eisa_probe_~tmp___1~5#1.base + tlan_eisa_probe_~tmp___1~5#1.offset) % 18446744073709551616); [2022-11-22 00:31:20,406 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6962: assume 8433 != tlan_eisa_probe_~device_id~1#1 % 65536 % 4294967296 && 16625 != tlan_eisa_probe_~device_id~1#1 % 65536 % 4294967296; [2022-11-22 00:31:20,406 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6962: assume !(8433 != tlan_eisa_probe_~device_id~1#1 % 65536 % 4294967296 && 16625 != tlan_eisa_probe_~device_id~1#1 % 65536 % 4294967296); [2022-11-22 00:31:20,406 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6979: assume 16 == ~debug~0;havoc tlan_eisa_probe_#t~nondet332#1; [2022-11-22 00:31:20,406 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6979: assume !(16 == ~debug~0); [2022-11-22 00:31:20,406 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7045: assume tlan_eisa_probe_~ioaddr~0#1 <= 36863; [2022-11-22 00:31:20,407 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7045: assume !(tlan_eisa_probe_~ioaddr~0#1 <= 36863); [2022-11-22 00:31:20,407 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6979-2: SUMMARY for call tlan_eisa_probe_#t~ret333#1 := inb((if (3264 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 <= 2147483647 then (3264 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 else (3264 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 - 4294967296)); srcloc: null [2022-11-22 00:31:20,407 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6930: SUMMARY for call tlan_eisa_probe_#t~ret325#1 := inw((if (3202 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 <= 2147483647 then (3202 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 else (3202 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 - 4294967296)); srcloc: null [2022-11-22 00:31:20,407 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6930-1: tlan_eisa_probe_~tmp___0~12#1 := tlan_eisa_probe_#t~ret325#1;havoc tlan_eisa_probe_#t~ret325#1;havoc tlan_eisa_probe_#t~nondet326#1; [2022-11-22 00:31:20,407 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6964: SUMMARY for call __release_region(~#ioport_resource~0.base, ~#ioport_resource~0.offset, tlan_eisa_probe_~ioaddr~0#1, 16); srcloc: null [2022-11-22 00:31:20,408 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6997: assume 64 == tlan_eisa_probe_~tmp___4~0#1 % 256; [2022-11-22 00:31:20,408 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6997: assume !(64 == tlan_eisa_probe_~tmp___4~0#1 % 256); [2022-11-22 00:31:20,408 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7047: assume 0 != (if 0 == ~debug~0 then 0 else (if 16 == ~debug~0 then ~debug~0 else ~bitwiseAnd(~debug~0, 16))); [2022-11-22 00:31:20,408 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7047: assume !(0 != (if 0 == ~debug~0 then 0 else (if 16 == ~debug~0 then ~debug~0 else ~bitwiseAnd(~debug~0, 16)))); [2022-11-22 00:31:20,408 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6998: tlan_eisa_probe_~irq~0#1 := 10; [2022-11-22 00:31:20,409 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6950: SUMMARY for call tlan_eisa_probe_#t~ret329#1 := inw((if (3200 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 <= 2147483647 then (3200 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 else (3200 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 - 4294967296)); srcloc: null [2022-11-22 00:31:20,409 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6950-1: tlan_eisa_probe_~tmp___2~2#1 := tlan_eisa_probe_#t~ret329#1;havoc tlan_eisa_probe_#t~ret329#1; [2022-11-22 00:31:20,409 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7017: SUMMARY for call tlan_eisa_probe_#t~ret334#1 := tlan_probe1(0, 0, tlan_eisa_probe_~ioaddr~0#1, tlan_eisa_probe_~irq~0#1, 12, 0, 0); srcloc: null [2022-11-22 00:31:20,409 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6935-1: call tlan_eisa_probe_#t~ret328#1.base, tlan_eisa_probe_#t~ret328#1.offset := __request_region(~#ioport_resource~0.base, ~#ioport_resource~0.offset, tlan_eisa_probe_~ioaddr~0#1, 16, ~#tlan_signature~0.base, ~#tlan_signature~0.offset, 0);tlan_eisa_probe_~tmp___1~5#1.base, tlan_eisa_probe_~tmp___1~5#1.offset := tlan_eisa_probe_#t~ret328#1.base, tlan_eisa_probe_#t~ret328#1.offset;havoc tlan_eisa_probe_#t~ret328#1.base, tlan_eisa_probe_#t~ret328#1.offset; [2022-11-22 00:31:20,410 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7001: assume 128 == tlan_eisa_probe_~tmp___4~0#1 % 256; [2022-11-22 00:31:20,410 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7001: assume !(128 == tlan_eisa_probe_~tmp___4~0#1 % 256); [2022-11-22 00:31:20,410 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6952: assume 4366 != tlan_eisa_probe_~tmp___2~2#1 % 65536 % 4294967296; [2022-11-22 00:31:20,410 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6952: assume !(4366 != tlan_eisa_probe_~tmp___2~2#1 % 65536 % 4294967296); [2022-11-22 00:31:20,410 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7002: tlan_eisa_probe_~irq~0#1 := 11; [2022-11-22 00:31:20,411 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6986: tlan_eisa_probe_~tmp___4~0#1 := tlan_eisa_probe_#t~ret333#1;havoc tlan_eisa_probe_#t~ret333#1; [2022-11-22 00:31:20,411 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6970: SUMMARY for call tlan_eisa_probe_#t~ret331#1 := inb((if (3204 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 <= 2147483647 then (3204 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 else (3204 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 - 4294967296)); srcloc: null [2022-11-22 00:31:20,411 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L7036-1: tlan_eisa_probe_~ioaddr~0#1 := 4096 + tlan_eisa_probe_~ioaddr~0#1; [2022-11-22 00:31:20,411 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6970-1: tlan_eisa_probe_~tmp___3~1#1 := tlan_eisa_probe_#t~ret331#1;havoc tlan_eisa_probe_#t~ret331#1; [2022-11-22 00:31:20,411 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6954: SUMMARY for call __release_region(~#ioport_resource~0.base, ~#ioport_resource~0.offset, tlan_eisa_probe_~ioaddr~0#1, 16); srcloc: null [2022-11-22 00:31:20,412 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6921-1: assume 0 != (if 0 == ~debug~0 then 0 else (if 16 == ~debug~0 then ~debug~0 else ~bitwiseAnd(~debug~0, 16))); [2022-11-22 00:31:20,412 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6921-1: assume !(0 != (if 0 == ~debug~0 then 0 else (if 16 == ~debug~0 then ~debug~0 else ~bitwiseAnd(~debug~0, 16)))); [2022-11-22 00:31:20,589 INFO L276 CfgBuilder]: Performing block encoding [2022-11-22 00:31:22,817 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-22 00:31:22,817 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-22 00:31:22,826 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 12:31:22 BoogieIcfgContainer [2022-11-22 00:31:22,826 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-22 00:31:22,829 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-22 00:31:22,830 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-22 00:31:22,834 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-22 00:31:22,835 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 12:31:07" (1/3) ... [2022-11-22 00:31:22,836 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@779dcda9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 12:31:22, skipping insertion in model container [2022-11-22 00:31:22,836 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:31:12" (2/3) ... [2022-11-22 00:31:22,837 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@779dcda9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 12:31:22, skipping insertion in model container [2022-11-22 00:31:22,838 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 12:31:22" (3/3) ... [2022-11-22 00:31:22,839 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i [2022-11-22 00:31:22,864 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-22 00:31:22,864 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-22 00:31:23,003 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-22 00:31:23,018 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=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@627d8f05, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-22 00:31:23,018 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-22 00:31:23,033 INFO L276 IsEmpty]: Start isEmpty. Operand has 1552 states, 841 states have (on average 1.2330558858501783) internal successors, (1037), 895 states have internal predecessors, (1037), 602 states have call successors, (602), 108 states have call predecessors, (602), 107 states have return successors, (598), 580 states have call predecessors, (598), 598 states have call successors, (598) [2022-11-22 00:31:23,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2022-11-22 00:31:23,076 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 00:31:23,077 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 00:31:23,078 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 00:31:23,083 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 00:31:23,083 INFO L85 PathProgramCache]: Analyzing trace with hash 1978114465, now seen corresponding path program 1 times [2022-11-22 00:31:23,097 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 00:31:23,097 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1110122732] [2022-11-22 00:31:23,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:31:23,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:31:23,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:31:24,592 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2022-11-22 00:31:24,593 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 00:31:24,593 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1110122732] [2022-11-22 00:31:24,594 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1110122732] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 00:31:24,594 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 00:31:24,595 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 00:31:24,597 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [596832844] [2022-11-22 00:31:24,603 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 00:31:24,609 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 00:31:24,610 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 00:31:24,662 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 00:31:24,663 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 00:31:24,670 INFO L87 Difference]: Start difference. First operand has 1552 states, 841 states have (on average 1.2330558858501783) internal successors, (1037), 895 states have internal predecessors, (1037), 602 states have call successors, (602), 108 states have call predecessors, (602), 107 states have return successors, (598), 580 states have call predecessors, (598), 598 states have call successors, (598) Second operand has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-22 00:31:27,037 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 00:31:30,069 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 00:31:30,070 INFO L93 Difference]: Finished difference Result 3100 states and 4501 transitions. [2022-11-22 00:31:30,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 00:31:30,073 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 137 [2022-11-22 00:31:30,074 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 00:31:30,123 INFO L225 Difference]: With dead ends: 3100 [2022-11-22 00:31:30,124 INFO L226 Difference]: Without dead ends: 1497 [2022-11-22 00:31:30,152 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 00:31:30,159 INFO L413 NwaCegarLoop]: 2003 mSDtfsCounter, 12 mSDsluCounter, 1994 mSDsCounter, 0 mSdLazyCounter, 473 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18 SdHoareTripleChecker+Valid, 3997 SdHoareTripleChecker+Invalid, 476 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 473 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2022-11-22 00:31:30,160 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [18 Valid, 3997 Invalid, 476 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 473 Invalid, 1 Unknown, 0 Unchecked, 5.0s Time] [2022-11-22 00:31:30,187 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1497 states. [2022-11-22 00:31:30,353 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1497 to 1481. [2022-11-22 00:31:30,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1481 states, 811 states have (on average 1.2268803945745992) internal successors, (995), 862 states have internal predecessors, (995), 566 states have call successors, (566), 103 states have call predecessors, (566), 103 states have return successors, (566), 548 states have call predecessors, (566), 566 states have call successors, (566) [2022-11-22 00:31:30,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1481 states to 1481 states and 2127 transitions. [2022-11-22 00:31:30,389 INFO L78 Accepts]: Start accepts. Automaton has 1481 states and 2127 transitions. Word has length 137 [2022-11-22 00:31:30,390 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 00:31:30,390 INFO L495 AbstractCegarLoop]: Abstraction has 1481 states and 2127 transitions. [2022-11-22 00:31:30,391 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-22 00:31:30,391 INFO L276 IsEmpty]: Start isEmpty. Operand 1481 states and 2127 transitions. [2022-11-22 00:31:30,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2022-11-22 00:31:30,400 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 00:31:30,400 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 00:31:30,401 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-22 00:31:30,401 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 00:31:30,401 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 00:31:30,402 INFO L85 PathProgramCache]: Analyzing trace with hash -617958242, now seen corresponding path program 1 times [2022-11-22 00:31:30,402 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 00:31:30,402 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [517400926] [2022-11-22 00:31:30,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:31:30,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:31:30,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:31:31,255 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2022-11-22 00:31:31,255 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 00:31:31,255 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [517400926] [2022-11-22 00:31:31,257 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [517400926] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-22 00:31:31,260 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1468118333] [2022-11-22 00:31:31,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:31:31,260 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 00:31:31,261 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d71df51a-021f-452e-947e-d080cf1ac081/bin/utaipan-g80aRyZoba/z3 [2022-11-22 00:31:31,267 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d71df51a-021f-452e-947e-d080cf1ac081/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-22 00:31:31,296 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d71df51a-021f-452e-947e-d080cf1ac081/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-22 00:31:32,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:31:32,865 INFO L263 TraceCheckSpWp]: Trace formula consists of 2984 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-22 00:31:32,888 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:31:32,964 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2022-11-22 00:31:32,964 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-22 00:31:32,965 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1468118333] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 00:31:32,965 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-22 00:31:32,965 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2022-11-22 00:31:32,966 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [126617042] [2022-11-22 00:31:32,966 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 00:31:32,967 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 00:31:32,968 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 00:31:32,968 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 00:31:32,968 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-11-22 00:31:32,969 INFO L87 Difference]: Start difference. First operand 1481 states and 2127 transitions. Second operand has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-11-22 00:31:35,165 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 00:31:38,377 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 00:31:38,377 INFO L93 Difference]: Finished difference Result 2960 states and 4266 transitions. [2022-11-22 00:31:38,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 00:31:38,379 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 151 [2022-11-22 00:31:38,381 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 00:31:38,403 INFO L225 Difference]: With dead ends: 2960 [2022-11-22 00:31:38,403 INFO L226 Difference]: Without dead ends: 1493 [2022-11-22 00:31:38,416 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 151 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-11-22 00:31:38,417 INFO L413 NwaCegarLoop]: 1904 mSDtfsCounter, 6 mSDsluCounter, 1895 mSDsCounter, 0 mSdLazyCounter, 451 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 3799 SdHoareTripleChecker+Invalid, 455 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 451 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.2s IncrementalHoareTripleChecker+Time [2022-11-22 00:31:38,418 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 3799 Invalid, 455 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 451 Invalid, 1 Unknown, 0 Unchecked, 5.2s Time] [2022-11-22 00:31:38,424 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1493 states. [2022-11-22 00:31:38,519 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1493 to 1487. [2022-11-22 00:31:38,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1487 states, 816 states have (on average 1.2267156862745099) internal successors, (1001), 867 states have internal predecessors, (1001), 567 states have call successors, (567), 103 states have call predecessors, (567), 103 states have return successors, (567), 549 states have call predecessors, (567), 567 states have call successors, (567) [2022-11-22 00:31:38,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1487 states to 1487 states and 2135 transitions. [2022-11-22 00:31:38,546 INFO L78 Accepts]: Start accepts. Automaton has 1487 states and 2135 transitions. Word has length 151 [2022-11-22 00:31:38,549 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 00:31:38,549 INFO L495 AbstractCegarLoop]: Abstraction has 1487 states and 2135 transitions. [2022-11-22 00:31:38,549 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-11-22 00:31:38,550 INFO L276 IsEmpty]: Start isEmpty. Operand 1487 states and 2135 transitions. [2022-11-22 00:31:38,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2022-11-22 00:31:38,561 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 00:31:38,561 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 00:31:38,583 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d71df51a-021f-452e-947e-d080cf1ac081/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-22 00:31:38,777 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d71df51a-021f-452e-947e-d080cf1ac081/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 00:31:38,777 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 00:31:38,778 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 00:31:38,778 INFO L85 PathProgramCache]: Analyzing trace with hash 1302871402, now seen corresponding path program 1 times [2022-11-22 00:31:38,778 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 00:31:38,778 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1256930341] [2022-11-22 00:31:38,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:31:38,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:31:39,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:31:39,441 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2022-11-22 00:31:39,442 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 00:31:39,442 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1256930341] [2022-11-22 00:31:39,442 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1256930341] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-22 00:31:39,442 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1308523754] [2022-11-22 00:31:39,442 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:31:39,443 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 00:31:39,443 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d71df51a-021f-452e-947e-d080cf1ac081/bin/utaipan-g80aRyZoba/z3 [2022-11-22 00:31:39,444 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d71df51a-021f-452e-947e-d080cf1ac081/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-22 00:31:39,464 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d71df51a-021f-452e-947e-d080cf1ac081/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-22 00:31:40,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:31:40,977 INFO L263 TraceCheckSpWp]: Trace formula consists of 3053 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-22 00:31:40,986 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:31:41,045 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2022-11-22 00:31:41,045 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-22 00:31:41,355 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2022-11-22 00:31:41,357 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1308523754] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-22 00:31:41,357 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1425037852] [2022-11-22 00:31:41,401 INFO L159 IcfgInterpreter]: Started Sifa with 98 locations of interest [2022-11-22 00:31:41,401 INFO L166 IcfgInterpreter]: Building call graph [2022-11-22 00:31:41,406 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-22 00:31:41,414 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-22 00:31:41,414 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-22 00:31:49,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:31:49,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:31:49,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:31:49,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:31:49,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:31:49,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:31:49,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:31:49,377 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 00:31:49,378 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 00:31:49,379 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 00:31:49,380 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 00:31:49,381 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 00:31:49,382 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 00:31:49,397 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 29 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 41 [2022-11-22 00:31:50,681 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 00:31:50,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:31:50,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:31:50,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:31:50,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:31:50,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:31:50,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:31:50,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:31:50,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:31:50,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:31:50,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:31:50,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:31:50,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:31:50,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:31:50,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:31:50,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:31:50,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:31:50,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:31:50,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:31:50,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:31:50,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:31:50,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:31:50,729 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 49 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 41