./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-net--sched--sch_cbq.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f999ebb0-5c81-4ed9-91f3-dbbd269efb91/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f999ebb0-5c81-4ed9-91f3-dbbd269efb91/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f999ebb0-5c81-4ed9-91f3-dbbd269efb91/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f999ebb0-5c81-4ed9-91f3-dbbd269efb91/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-net--sched--sch_cbq.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f999ebb0-5c81-4ed9-91f3-dbbd269efb91/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f999ebb0-5c81-4ed9-91f3-dbbd269efb91/bin/ukojak-92XMlrwhuB --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 7e95d09d0a325511d2d23c5463607122c33b5407011c57d58d8c5bc66ca09147 --- 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-dbf71c6-m [2022-10-17 16:35:33,056 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:35:33,059 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:35:33,100 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:35:33,101 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:35:33,103 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:35:33,105 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:35:33,108 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:35:33,111 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:35:33,113 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:35:33,114 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:35:33,116 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:35:33,117 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:35:33,119 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:35:33,121 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:35:33,123 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:35:33,124 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:35:33,126 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:35:33,129 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:35:33,132 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:35:33,134 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:35:33,137 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:35:33,139 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:35:33,140 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:35:33,147 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:35:33,147 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:35:33,148 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:35:33,149 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:35:33,150 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:35:33,152 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:35:33,152 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:35:33,154 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:35:33,155 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:35:33,157 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:35:33,159 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:35:33,159 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:35:33,160 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:35:33,161 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:35:33,161 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:35:33,163 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:35:33,164 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:35:33,168 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f999ebb0-5c81-4ed9-91f3-dbbd269efb91/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-10-17 16:35:33,228 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:35:33,228 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:35:33,230 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:35:33,230 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:35:33,231 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:35:33,232 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:35:33,232 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:35:33,233 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:35:33,233 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:35:33,233 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:35:33,235 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:35:33,235 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:35:33,235 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:35:33,235 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:35:33,236 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:35:33,236 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:35:33,236 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:35:33,237 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:35:33,237 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:35:33,237 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:35:33,238 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:35:33,238 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:35:33,238 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:35:33,239 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:35:33,239 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:35:33,239 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_f999ebb0-5c81-4ed9-91f3-dbbd269efb91/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f999ebb0-5c81-4ed9-91f3-dbbd269efb91/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7e95d09d0a325511d2d23c5463607122c33b5407011c57d58d8c5bc66ca09147 [2022-10-17 16:35:33,563 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:35:33,592 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:35:33,595 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:35:33,597 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:35:33,598 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:35:33,600 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f999ebb0-5c81-4ed9-91f3-dbbd269efb91/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-net--sched--sch_cbq.ko-entry_point.cil.out.i [2022-10-17 16:35:33,686 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f999ebb0-5c81-4ed9-91f3-dbbd269efb91/bin/ukojak-92XMlrwhuB/data/bab477f7b/f2cd8275285c4b73ab89b7a4fd17bc86/FLAG22ebb27ea [2022-10-17 16:35:34,860 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:35:34,861 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f999ebb0-5c81-4ed9-91f3-dbbd269efb91/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-net--sched--sch_cbq.ko-entry_point.cil.out.i [2022-10-17 16:35:34,909 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f999ebb0-5c81-4ed9-91f3-dbbd269efb91/bin/ukojak-92XMlrwhuB/data/bab477f7b/f2cd8275285c4b73ab89b7a4fd17bc86/FLAG22ebb27ea [2022-10-17 16:35:35,097 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f999ebb0-5c81-4ed9-91f3-dbbd269efb91/bin/ukojak-92XMlrwhuB/data/bab477f7b/f2cd8275285c4b73ab89b7a4fd17bc86 [2022-10-17 16:35:35,100 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:35:35,106 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:35:35,107 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:35:35,108 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:35:35,111 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:35:35,111 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:35:35" (1/1) ... [2022-10-17 16:35:35,113 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8a49488 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:35, skipping insertion in model container [2022-10-17 16:35:35,113 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:35:35" (1/1) ... [2022-10-17 16:35:35,121 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:35:35,298 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:35:36,081 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [5334] [2022-10-17 16:35:36,082 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [5335-5336] [2022-10-17 16:35:36,384 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f999ebb0-5c81-4ed9-91f3-dbbd269efb91/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-net--sched--sch_cbq.ko-entry_point.cil.out.i[160045,160058] [2022-10-17 16:35:37,557 WARN L611 FunctionHandler]: implicit declaration of function ldv_xmalloc [2022-10-17 16:35:37,578 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:35:37,611 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:35:37,875 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [5334] [2022-10-17 16:35:37,875 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [5335-5336] [2022-10-17 16:35:37,888 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f999ebb0-5c81-4ed9-91f3-dbbd269efb91/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-net--sched--sch_cbq.ko-entry_point.cil.out.i[160045,160058] [2022-10-17 16:35:38,363 WARN L611 FunctionHandler]: implicit declaration of function ldv_xmalloc [2022-10-17 16:35:38,376 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:35:38,475 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:35:38,476 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:38 WrapperNode [2022-10-17 16:35:38,476 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:35:38,478 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:35:38,478 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:35:38,478 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:35:38,487 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:38" (1/1) ... [2022-10-17 16:35:38,624 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:38" (1/1) ... [2022-10-17 16:35:38,826 INFO L138 Inliner]: procedures = 228, calls = 1503, calls flagged for inlining = 97, calls inlined = 94, statements flattened = 3951 [2022-10-17 16:35:38,826 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:35:38,827 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:35:38,828 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:35:38,828 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:35:38,838 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:38" (1/1) ... [2022-10-17 16:35:38,838 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:38" (1/1) ... [2022-10-17 16:35:38,878 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:38" (1/1) ... [2022-10-17 16:35:38,878 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:38" (1/1) ... [2022-10-17 16:35:39,037 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:38" (1/1) ... [2022-10-17 16:35:39,132 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:38" (1/1) ... [2022-10-17 16:35:39,166 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:38" (1/1) ... [2022-10-17 16:35:39,192 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:38" (1/1) ... [2022-10-17 16:35:39,235 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:35:39,237 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:35:39,237 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:35:39,238 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:35:39,240 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:38" (1/1) ... [2022-10-17 16:35:39,247 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:35:39,261 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f999ebb0-5c81-4ed9-91f3-dbbd269efb91/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:35:39,289 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f999ebb0-5c81-4ed9-91f3-dbbd269efb91/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:35:39,313 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f999ebb0-5c81-4ed9-91f3-dbbd269efb91/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:35:39,348 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_reclassify [2022-10-17 16:35:39,348 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_reclassify [2022-10-17 16:35:39,348 INFO L130 BoogieDeclarations]: Found specification of procedure qdisc_create_dflt [2022-10-17 16:35:39,348 INFO L138 BoogieDeclarations]: Found implementation of procedure qdisc_create_dflt [2022-10-17 16:35:39,349 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_set_police [2022-10-17 16:35:39,349 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_set_police [2022-10-17 16:35:39,349 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-10-17 16:35:39,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-10-17 16:35:39,349 INFO L130 BoogieDeclarations]: Found specification of procedure qdisc_pkt_len [2022-10-17 16:35:39,350 INFO L138 BoogieDeclarations]: Found implementation of procedure qdisc_pkt_len [2022-10-17 16:35:39,350 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_reset [2022-10-17 16:35:39,350 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_reset [2022-10-17 16:35:39,350 INFO L130 BoogieDeclarations]: Found specification of procedure qdisc_reset [2022-10-17 16:35:39,350 INFO L138 BoogieDeclarations]: Found implementation of procedure qdisc_reset [2022-10-17 16:35:39,350 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_trim [2022-10-17 16:35:39,351 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_trim [2022-10-17 16:35:39,351 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-10-17 16:35:39,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-10-17 16:35:39,351 INFO L130 BoogieDeclarations]: Found specification of procedure qdisc_put_rtab [2022-10-17 16:35:39,351 INFO L138 BoogieDeclarations]: Found implementation of procedure qdisc_put_rtab [2022-10-17 16:35:39,352 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_dump_class_stats [2022-10-17 16:35:39,352 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_dump_class_stats [2022-10-17 16:35:39,352 INFO L130 BoogieDeclarations]: Found specification of procedure nla_nest_cancel [2022-10-17 16:35:39,352 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_nest_cancel [2022-10-17 16:35:39,352 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_ovl_classic [2022-10-17 16:35:39,352 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_ovl_classic [2022-10-17 16:35:39,353 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_set_overlimit [2022-10-17 16:35:39,353 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_set_overlimit [2022-10-17 16:35:39,353 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_normalize_quanta [2022-10-17 16:35:39,353 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_normalize_quanta [2022-10-17 16:35:39,353 INFO L130 BoogieDeclarations]: Found specification of procedure qdisc_enqueue [2022-10-17 16:35:39,354 INFO L138 BoogieDeclarations]: Found implementation of procedure qdisc_enqueue [2022-10-17 16:35:39,354 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_delete [2022-10-17 16:35:39,354 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_delete [2022-10-17 16:35:39,354 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-10-17 16:35:39,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-10-17 16:35:39,354 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_dump [2022-10-17 16:35:39,355 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_dump [2022-10-17 16:35:39,355 INFO L130 BoogieDeclarations]: Found specification of procedure sch_tree_unlock [2022-10-17 16:35:39,355 INFO L138 BoogieDeclarations]: Found implementation of procedure sch_tree_unlock [2022-10-17 16:35:39,355 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_link_class [2022-10-17 16:35:39,355 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_link_class [2022-10-17 16:35:39,356 INFO L130 BoogieDeclarations]: Found specification of procedure nla_nest_start [2022-10-17 16:35:39,356 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_nest_start [2022-10-17 16:35:39,356 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-17 16:35:39,357 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-17 16:35:39,357 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_dump_stats [2022-10-17 16:35:39,357 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_dump_stats [2022-10-17 16:35:39,357 INFO L130 BoogieDeclarations]: Found specification of procedure gnet_stats_copy_app [2022-10-17 16:35:39,357 INFO L138 BoogieDeclarations]: Found implementation of procedure gnet_stats_copy_app [2022-10-17 16:35:39,358 INFO L130 BoogieDeclarations]: Found specification of procedure qdisc_root_sleeping_lock [2022-10-17 16:35:39,358 INFO L138 BoogieDeclarations]: Found implementation of procedure qdisc_root_sleeping_lock [2022-10-17 16:35:39,358 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_set_lss [2022-10-17 16:35:39,359 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_set_lss [2022-10-17 16:35:39,359 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_destroy [2022-10-17 16:35:39,359 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_destroy [2022-10-17 16:35:39,360 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:35:39,360 INFO L130 BoogieDeclarations]: Found specification of procedure qdisc_unthrottled [2022-10-17 16:35:39,361 INFO L138 BoogieDeclarations]: Found implementation of procedure qdisc_unthrottled [2022-10-17 16:35:39,361 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_class_lookup [2022-10-17 16:35:39,361 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_class_lookup [2022-10-17 16:35:39,361 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_dequeue_prio [2022-10-17 16:35:39,361 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_dequeue_prio [2022-10-17 16:35:39,362 INFO L130 BoogieDeclarations]: Found specification of procedure psched_get_time [2022-10-17 16:35:39,363 INFO L138 BoogieDeclarations]: Found implementation of procedure psched_get_time [2022-10-17 16:35:39,363 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_set_fopt [2022-10-17 16:35:39,364 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_set_fopt [2022-10-17 16:35:39,364 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:35:39,364 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-10-17 16:35:39,364 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-10-17 16:35:39,365 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-10-17 16:35:39,365 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_dequeue_1 [2022-10-17 16:35:39,365 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_dequeue_1 [2022-10-17 16:35:39,365 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u32 [2022-10-17 16:35:39,365 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_activate_class [2022-10-17 16:35:39,365 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_activate_class [2022-10-17 16:35:39,366 INFO L130 BoogieDeclarations]: Found specification of procedure nla_nest_end [2022-10-17 16:35:39,366 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_nest_end [2022-10-17 16:35:39,366 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:35:39,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-17 16:35:39,366 INFO L130 BoogieDeclarations]: Found specification of procedure tcf_destroy_chain [2022-10-17 16:35:39,366 INFO L138 BoogieDeclarations]: Found implementation of procedure tcf_destroy_chain [2022-10-17 16:35:39,367 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_sync_defmap [2022-10-17 16:35:39,367 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_sync_defmap [2022-10-17 16:35:39,367 INFO L130 BoogieDeclarations]: Found specification of procedure nla_data [2022-10-17 16:35:39,367 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_data [2022-10-17 16:35:39,367 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_adjust_levels [2022-10-17 16:35:39,367 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_adjust_levels [2022-10-17 16:35:39,368 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_bind_filter [2022-10-17 16:35:39,369 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_bind_filter [2022-10-17 16:35:39,369 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2022-10-17 16:35:39,369 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2022-10-17 16:35:39,369 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-10-17 16:35:39,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-10-17 16:35:39,369 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_enqueue [2022-10-17 16:35:39,370 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_enqueue [2022-10-17 16:35:39,371 INFO L130 BoogieDeclarations]: Found specification of procedure qdisc_peek_dequeued [2022-10-17 16:35:39,371 INFO L138 BoogieDeclarations]: Found implementation of procedure qdisc_peek_dequeued [2022-10-17 16:35:39,371 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:35:39,371 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_mark_toplevel [2022-10-17 16:35:39,371 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_mark_toplevel [2022-10-17 16:35:39,372 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_get [2022-10-17 16:35:39,372 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_get [2022-10-17 16:35:39,372 INFO L130 BoogieDeclarations]: Found specification of procedure nla_parse_nested [2022-10-17 16:35:39,372 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_parse_nested [2022-10-17 16:35:39,372 INFO L130 BoogieDeclarations]: Found specification of procedure hrtimer_get_expires [2022-10-17 16:35:39,372 INFO L138 BoogieDeclarations]: Found implementation of procedure hrtimer_get_expires [2022-10-17 16:35:39,373 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-10-17 16:35:39,373 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-10-17 16:35:39,373 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-10-17 16:35:39,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-10-17 16:35:39,374 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_reshape_fail [2022-10-17 16:35:39,374 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_reshape_fail [2022-10-17 16:35:39,374 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-10-17 16:35:39,374 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-10-17 16:35:39,374 INFO L130 BoogieDeclarations]: Found specification of procedure qdisc_root_sleeping [2022-10-17 16:35:39,375 INFO L138 BoogieDeclarations]: Found implementation of procedure qdisc_root_sleeping [2022-10-17 16:35:39,376 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_init [2022-10-17 16:35:39,378 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_init [2022-10-17 16:35:39,379 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:35:39,379 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_dump_class [2022-10-17 16:35:39,379 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_dump_class [2022-10-17 16:35:39,381 INFO L130 BoogieDeclarations]: Found specification of procedure sch_tree_lock [2022-10-17 16:35:39,382 INFO L138 BoogieDeclarations]: Found implementation of procedure sch_tree_lock [2022-10-17 16:35:39,382 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_dump_attr [2022-10-17 16:35:39,382 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_dump_attr [2022-10-17 16:35:39,383 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-10-17 16:35:39,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-10-17 16:35:39,389 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_find_tcf [2022-10-17 16:35:39,389 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_find_tcf [2022-10-17 16:35:39,389 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_drop [2022-10-17 16:35:39,389 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_drop [2022-10-17 16:35:39,390 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:35:39,390 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_rmprio [2022-10-17 16:35:39,390 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_rmprio [2022-10-17 16:35:39,390 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:35:39,390 INFO L130 BoogieDeclarations]: Found specification of procedure qdisc_priv [2022-10-17 16:35:39,390 INFO L138 BoogieDeclarations]: Found implementation of procedure qdisc_priv [2022-10-17 16:35:39,390 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_walk [2022-10-17 16:35:39,391 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_walk [2022-10-17 16:35:39,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:35:39,391 INFO L130 BoogieDeclarations]: Found specification of procedure qdisc_get_rtab [2022-10-17 16:35:39,391 INFO L138 BoogieDeclarations]: Found implementation of procedure qdisc_get_rtab [2022-10-17 16:35:39,391 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put [2022-10-17 16:35:39,391 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put [2022-10-17 16:35:39,391 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_addprio [2022-10-17 16:35:39,392 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_addprio [2022-10-17 16:35:39,392 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-10-17 16:35:39,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-10-17 16:35:39,392 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_change_class [2022-10-17 16:35:39,392 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_change_class [2022-10-17 16:35:39,392 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_deactivate_class [2022-10-17 16:35:39,393 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_deactivate_class [2022-10-17 16:35:39,393 INFO L130 BoogieDeclarations]: Found specification of procedure qdisc_dev [2022-10-17 16:35:39,393 INFO L138 BoogieDeclarations]: Found implementation of procedure qdisc_dev [2022-10-17 16:35:39,393 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2022-10-17 16:35:39,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2022-10-17 16:35:39,393 INFO L130 BoogieDeclarations]: Found specification of procedure ffz [2022-10-17 16:35:39,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ffz [2022-10-17 16:35:39,394 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_qlen_notify [2022-10-17 16:35:39,394 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_qlen_notify [2022-10-17 16:35:39,394 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_destroy_class [2022-10-17 16:35:39,394 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_destroy_class [2022-10-17 16:35:39,394 INFO L130 BoogieDeclarations]: Found specification of procedure qdisc_l2t [2022-10-17 16:35:39,394 INFO L138 BoogieDeclarations]: Found implementation of procedure qdisc_l2t [2022-10-17 16:35:39,395 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-10-17 16:35:39,395 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-10-17 16:35:39,395 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_graft [2022-10-17 16:35:39,395 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_graft [2022-10-17 16:35:39,395 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-10-17 16:35:39,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-10-17 16:35:39,395 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_set_wrr [2022-10-17 16:35:39,396 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_set_wrr [2022-10-17 16:35:39,396 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_dequeue [2022-10-17 16:35:39,396 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_dequeue [2022-10-17 16:35:39,396 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:35:39,396 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_put [2022-10-17 16:35:39,396 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_put [2022-10-17 16:35:39,396 INFO L130 BoogieDeclarations]: Found specification of procedure qdisc_tree_decrease_qlen [2022-10-17 16:35:39,397 INFO L138 BoogieDeclarations]: Found implementation of procedure qdisc_tree_decrease_qlen [2022-10-17 16:35:39,397 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2022-10-17 16:35:39,397 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2022-10-17 16:35:39,397 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:35:39,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:35:39,397 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_leaf [2022-10-17 16:35:39,398 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_leaf [2022-10-17 16:35:39,398 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2022-10-17 16:35:39,398 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2022-10-17 16:35:40,305 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:35:40,310 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:35:40,471 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-10-17 16:35:56,776 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:35:58,613 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:35:58,614 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 16:35:58,621 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:35:58 BoogieIcfgContainer [2022-10-17 16:35:58,621 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:35:58,622 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:35:58,622 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:35:58,633 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:35:58,633 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:35:58" (1/1) ... [2022-10-17 16:35:58,643 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:35:58,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:58,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1680 states to 1171 states and 1680 transitions. [2022-10-17 16:35:58,790 INFO L276 IsEmpty]: Start isEmpty. Operand 1171 states and 1680 transitions. [2022-10-17 16:35:58,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2022-10-17 16:35:58,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:58,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:59,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:59,561 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2022-10-17 16:35:59,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:59,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1727 states to 1175 states and 1727 transitions. [2022-10-17 16:35:59,833 INFO L276 IsEmpty]: Start isEmpty. Operand 1175 states and 1727 transitions. [2022-10-17 16:35:59,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2022-10-17 16:35:59,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:59,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:59,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:00,201 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2022-10-17 16:36:00,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:00,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1728 states to 1176 states and 1728 transitions. [2022-10-17 16:36:00,273 INFO L276 IsEmpty]: Start isEmpty. Operand 1176 states and 1728 transitions. [2022-10-17 16:36:00,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2022-10-17 16:36:00,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:00,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:00,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:00,630 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2022-10-17 16:36:00,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:00,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1776 states to 1180 states and 1776 transitions. [2022-10-17 16:36:00,871 INFO L276 IsEmpty]: Start isEmpty. Operand 1180 states and 1776 transitions. [2022-10-17 16:36:00,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-10-17 16:36:00,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:00,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:00,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:01,108 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2022-10-17 16:36:01,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:01,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1812 states to 1183 states and 1812 transitions. [2022-10-17 16:36:01,575 INFO L276 IsEmpty]: Start isEmpty. Operand 1183 states and 1812 transitions. [2022-10-17 16:36:01,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2022-10-17 16:36:01,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:01,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:01,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:01,739 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2022-10-17 16:36:01,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:01,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1817 states to 1186 states and 1817 transitions. [2022-10-17 16:36:01,834 INFO L276 IsEmpty]: Start isEmpty. Operand 1186 states and 1817 transitions. [2022-10-17 16:36:01,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2022-10-17 16:36:01,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:01,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:01,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:02,014 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2022-10-17 16:36:02,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:02,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1812 states to 1185 states and 1812 transitions. [2022-10-17 16:36:02,086 INFO L276 IsEmpty]: Start isEmpty. Operand 1185 states and 1812 transitions. [2022-10-17 16:36:02,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-10-17 16:36:02,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:02,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:02,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:02,261 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2022-10-17 16:36:02,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:02,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1812 states to 1186 states and 1812 transitions. [2022-10-17 16:36:02,366 INFO L276 IsEmpty]: Start isEmpty. Operand 1186 states and 1812 transitions. [2022-10-17 16:36:02,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2022-10-17 16:36:02,373 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:02,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:02,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:02,557 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2022-10-17 16:36:02,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:02,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1817 states to 1189 states and 1817 transitions. [2022-10-17 16:36:02,603 INFO L276 IsEmpty]: Start isEmpty. Operand 1189 states and 1817 transitions. [2022-10-17 16:36:02,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-10-17 16:36:02,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:02,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:02,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:02,793 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2022-10-17 16:36:02,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:02,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1812 states to 1188 states and 1812 transitions. [2022-10-17 16:36:02,880 INFO L276 IsEmpty]: Start isEmpty. Operand 1188 states and 1812 transitions. [2022-10-17 16:36:02,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2022-10-17 16:36:02,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:02,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:02,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:03,074 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2022-10-17 16:36:03,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:03,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1813 states to 1189 states and 1813 transitions. [2022-10-17 16:36:03,171 INFO L276 IsEmpty]: Start isEmpty. Operand 1189 states and 1813 transitions. [2022-10-17 16:36:03,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-10-17 16:36:03,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:03,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:03,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:03,336 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2022-10-17 16:36:03,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:03,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1815 states to 1191 states and 1815 transitions. [2022-10-17 16:36:03,377 INFO L276 IsEmpty]: Start isEmpty. Operand 1191 states and 1815 transitions. [2022-10-17 16:36:03,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2022-10-17 16:36:03,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:03,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:03,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:03,616 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2022-10-17 16:36:04,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:04,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1863 states to 1196 states and 1863 transitions. [2022-10-17 16:36:04,257 INFO L276 IsEmpty]: Start isEmpty. Operand 1196 states and 1863 transitions. [2022-10-17 16:36:04,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2022-10-17 16:36:04,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:04,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:04,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:04,418 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2022-10-17 16:36:04,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:04,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1867 states to 1199 states and 1867 transitions. [2022-10-17 16:36:04,464 INFO L276 IsEmpty]: Start isEmpty. Operand 1199 states and 1867 transitions. [2022-10-17 16:36:04,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2022-10-17 16:36:04,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:04,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:04,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:04,620 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2022-10-17 16:36:05,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:05,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1905 states to 1204 states and 1905 transitions. [2022-10-17 16:36:05,185 INFO L276 IsEmpty]: Start isEmpty. Operand 1204 states and 1905 transitions. [2022-10-17 16:36:05,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2022-10-17 16:36:05,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:05,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:05,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:05,399 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 194 trivial. 0 not checked. [2022-10-17 16:36:05,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:05,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1905 states to 1205 states and 1905 transitions. [2022-10-17 16:36:05,547 INFO L276 IsEmpty]: Start isEmpty. Operand 1205 states and 1905 transitions. [2022-10-17 16:36:05,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2022-10-17 16:36:05,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:05,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:05,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:05,766 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2022-10-17 16:36:05,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:05,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1905 states to 1206 states and 1905 transitions. [2022-10-17 16:36:05,931 INFO L276 IsEmpty]: Start isEmpty. Operand 1206 states and 1905 transitions. [2022-10-17 16:36:05,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2022-10-17 16:36:05,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:05,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:05,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:06,079 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2022-10-17 16:36:06,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:06,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1905 states to 1207 states and 1905 transitions. [2022-10-17 16:36:06,128 INFO L276 IsEmpty]: Start isEmpty. Operand 1207 states and 1905 transitions.