./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-drivers--net--can--usb--kvaser_usb.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_5db0ffd4-73ee-49e8-80b4-ac1329765c3f/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5db0ffd4-73ee-49e8-80b4-ac1329765c3f/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_5db0ffd4-73ee-49e8-80b4-ac1329765c3f/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5db0ffd4-73ee-49e8-80b4-ac1329765c3f/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-drivers--net--can--usb--kvaser_usb.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5db0ffd4-73ee-49e8-80b4-ac1329765c3f/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_5db0ffd4-73ee-49e8-80b4-ac1329765c3f/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 cf9409c9644882d0b94992da63085a143a7838c0d2df658a83d1fd7dd6703a4d --- 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 16:48:58,133 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:48:58,135 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:48:58,168 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:48:58,168 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:48:58,169 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:48:58,171 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:48:58,174 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:48:58,176 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:48:58,177 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:48:58,178 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:48:58,179 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:48:58,180 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:48:58,181 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:48:58,183 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:48:58,184 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:48:58,185 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:48:58,186 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:48:58,189 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:48:58,191 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:48:58,193 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:48:58,201 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:48:58,202 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:48:58,203 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:48:58,208 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:48:58,209 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:48:58,209 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:48:58,210 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:48:58,211 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:48:58,212 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:48:58,212 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:48:58,213 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:48:58,214 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:48:58,224 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:48:58,226 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:48:58,227 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:48:58,228 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:48:58,229 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:48:58,229 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:48:58,230 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:48:58,230 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:48:58,231 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5db0ffd4-73ee-49e8-80b4-ac1329765c3f/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-10-17 16:48:58,276 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:48:58,276 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:48:58,277 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:48:58,278 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:48:58,278 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:48:58,278 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:48:58,279 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:48:58,279 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:48:58,279 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:48:58,279 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:48:58,280 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:48:58,280 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:48:58,281 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:48:58,281 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:48:58,281 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:48:58,281 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:48:58,281 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:48:58,282 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:48:58,282 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:48:58,282 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:48:58,282 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:48:58,282 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:48:58,283 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:48:58,283 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:48:58,283 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:48:58,283 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_5db0ffd4-73ee-49e8-80b4-ac1329765c3f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5db0ffd4-73ee-49e8-80b4-ac1329765c3f/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cf9409c9644882d0b94992da63085a143a7838c0d2df658a83d1fd7dd6703a4d [2022-10-17 16:48:58,622 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:48:58,661 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:48:58,665 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:48:58,666 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:48:58,667 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:48:58,668 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5db0ffd4-73ee-49e8-80b4-ac1329765c3f/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--can--usb--kvaser_usb.ko-entry_point.cil.out.i [2022-10-17 16:48:58,751 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5db0ffd4-73ee-49e8-80b4-ac1329765c3f/bin/ukojak-92XMlrwhuB/data/a595e88d8/564f8a33b40d404c89ae575d4dbe342d/FLAGa90823b5b [2022-10-17 16:48:59,747 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:48:59,748 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5db0ffd4-73ee-49e8-80b4-ac1329765c3f/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--can--usb--kvaser_usb.ko-entry_point.cil.out.i [2022-10-17 16:48:59,804 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5db0ffd4-73ee-49e8-80b4-ac1329765c3f/bin/ukojak-92XMlrwhuB/data/a595e88d8/564f8a33b40d404c89ae575d4dbe342d/FLAGa90823b5b [2022-10-17 16:49:00,129 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5db0ffd4-73ee-49e8-80b4-ac1329765c3f/bin/ukojak-92XMlrwhuB/data/a595e88d8/564f8a33b40d404c89ae575d4dbe342d [2022-10-17 16:49:00,133 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:49:00,135 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:49:00,138 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:49:00,139 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:49:00,142 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:49:00,143 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:49:00" (1/1) ... [2022-10-17 16:49:00,144 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@133ab892 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:00, skipping insertion in model container [2022-10-17 16:49:00,144 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:49:00" (1/1) ... [2022-10-17 16:49:00,152 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:49:00,280 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:49:00,908 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [5632] [2022-10-17 16:49:00,909 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [5633-5634] [2022-10-17 16:49:01,163 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_5db0ffd4-73ee-49e8-80b4-ac1329765c3f/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--can--usb--kvaser_usb.ko-entry_point.cil.out.i[167514,167527] [2022-10-17 16:49:02,101 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:49:02,170 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:49:02,411 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [5632] [2022-10-17 16:49:02,412 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [5633-5634] [2022-10-17 16:49:02,419 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_5db0ffd4-73ee-49e8-80b4-ac1329765c3f/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--can--usb--kvaser_usb.ko-entry_point.cil.out.i[167514,167527] [2022-10-17 16:49:02,797 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:49:02,897 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:49:02,897 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:02 WrapperNode [2022-10-17 16:49:02,897 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:49:02,899 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:49:02,900 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:49:02,900 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:49:02,909 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:02" (1/1) ... [2022-10-17 16:49:03,015 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:02" (1/1) ... [2022-10-17 16:49:03,162 INFO L138 Inliner]: procedures = 205, calls = 1464, calls flagged for inlining = 88, calls inlined = 65, statements flattened = 2141 [2022-10-17 16:49:03,162 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:49:03,163 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:49:03,163 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:49:03,163 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:49:03,173 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:02" (1/1) ... [2022-10-17 16:49:03,173 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:02" (1/1) ... [2022-10-17 16:49:03,187 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:02" (1/1) ... [2022-10-17 16:49:03,188 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:02" (1/1) ... [2022-10-17 16:49:03,320 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:02" (1/1) ... [2022-10-17 16:49:03,332 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:02" (1/1) ... [2022-10-17 16:49:03,344 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:02" (1/1) ... [2022-10-17 16:49:03,356 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:02" (1/1) ... [2022-10-17 16:49:03,376 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:49:03,377 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:49:03,377 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:49:03,377 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:49:03,384 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:02" (1/1) ... [2022-10-17 16:49:03,395 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:49:03,411 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5db0ffd4-73ee-49e8-80b4-ac1329765c3f/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:49:03,429 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5db0ffd4-73ee-49e8-80b4-ac1329765c3f/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:49:03,451 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5db0ffd4-73ee-49e8-80b4-ac1329765c3f/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:49:03,482 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-10-17 16:49:03,484 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-10-17 16:49:03,484 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2022-10-17 16:49:03,485 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2022-10-17 16:49:03,485 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2022-10-17 16:49:03,485 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2022-10-17 16:49:03,485 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-10-17 16:49:03,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-10-17 16:49:03,485 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-10-17 16:49:03,485 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-10-17 16:49:03,486 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion_timeout [2022-10-17 16:49:03,486 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion_timeout [2022-10-17 16:49:03,486 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-10-17 16:49:03,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-10-17 16:49:03,486 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2022-10-17 16:49:03,486 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2022-10-17 16:49:03,487 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-10-17 16:49:03,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-10-17 16:49:03,487 INFO L130 BoogieDeclarations]: Found specification of procedure kvaser_usb_send_msg [2022-10-17 16:49:03,487 INFO L138 BoogieDeclarations]: Found implementation of procedure kvaser_usb_send_msg [2022-10-17 16:49:03,487 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-17 16:49:03,487 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-17 16:49:03,488 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-10-17 16:49:03,488 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-10-17 16:49:03,488 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:49:03,488 INFO L130 BoogieDeclarations]: Found specification of procedure kvaser_usb_send_simple_msg [2022-10-17 16:49:03,488 INFO L138 BoogieDeclarations]: Found implementation of procedure kvaser_usb_send_simple_msg [2022-10-17 16:49:03,488 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2022-10-17 16:49:03,489 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2022-10-17 16:49:03,489 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:49:03,489 INFO L130 BoogieDeclarations]: Found specification of procedure usb_anchor_urb [2022-10-17 16:49:03,489 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_anchor_urb [2022-10-17 16:49:03,489 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:49:03,489 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-17 16:49:03,489 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2022-10-17 16:49:03,490 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2022-10-17 16:49:03,490 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-10-17 16:49:03,490 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-10-17 16:49:03,490 INFO L130 BoogieDeclarations]: Found specification of procedure kvaser_usb_unlink_tx_urbs [2022-10-17 16:49:03,491 INFO L138 BoogieDeclarations]: Found implementation of procedure kvaser_usb_unlink_tx_urbs [2022-10-17 16:49:03,491 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-10-17 16:49:03,491 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-10-17 16:49:03,491 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unanchor_urb [2022-10-17 16:49:03,491 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unanchor_urb [2022-10-17 16:49:03,491 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2022-10-17 16:49:03,492 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2022-10-17 16:49:03,492 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-10-17 16:49:03,492 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-10-17 16:49:03,492 INFO L130 BoogieDeclarations]: Found specification of procedure close_candev [2022-10-17 16:49:03,492 INFO L138 BoogieDeclarations]: Found implementation of procedure close_candev [2022-10-17 16:49:03,493 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2022-10-17 16:49:03,493 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2022-10-17 16:49:03,493 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-10-17 16:49:03,493 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-10-17 16:49:03,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-10-17 16:49:03,494 INFO L130 BoogieDeclarations]: Found specification of procedure can_change_mtu [2022-10-17 16:49:03,495 INFO L138 BoogieDeclarations]: Found implementation of procedure can_change_mtu [2022-10-17 16:49:03,495 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-10-17 16:49:03,496 INFO L130 BoogieDeclarations]: Found specification of procedure usb_bulk_msg [2022-10-17 16:49:03,496 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_bulk_msg [2022-10-17 16:49:03,496 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:49:03,497 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2022-10-17 16:49:03,497 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2022-10-17 16:49:03,497 INFO L130 BoogieDeclarations]: Found specification of procedure kvaser_usb_remove_interfaces [2022-10-17 16:49:03,497 INFO L138 BoogieDeclarations]: Found implementation of procedure kvaser_usb_remove_interfaces [2022-10-17 16:49:03,498 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-10-17 16:49:03,499 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-10-17 16:49:03,499 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2022-10-17 16:49:03,499 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2022-10-17 16:49:03,499 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-10-17 16:49:03,499 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-10-17 16:49:03,499 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_anchored_urbs [2022-10-17 16:49:03,500 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_anchored_urbs [2022-10-17 16:49:03,500 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-10-17 16:49:03,500 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-10-17 16:49:03,500 INFO L130 BoogieDeclarations]: Found specification of procedure init_usb_anchor [2022-10-17 16:49:03,500 INFO L138 BoogieDeclarations]: Found implementation of procedure init_usb_anchor [2022-10-17 16:49:03,500 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2022-10-17 16:49:03,500 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2022-10-17 16:49:03,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:49:03,501 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-10-17 16:49:03,501 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-10-17 16:49:03,501 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:49:03,501 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:49:03,502 INFO L130 BoogieDeclarations]: Found specification of procedure kvaser_usb_wait_msg [2022-10-17 16:49:03,502 INFO L138 BoogieDeclarations]: Found implementation of procedure kvaser_usb_wait_msg [2022-10-17 16:49:03,502 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:49:03,502 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2022-10-17 16:49:03,502 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2022-10-17 16:49:03,502 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2022-10-17 16:49:03,503 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2022-10-17 16:49:03,503 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-10-17 16:49:03,504 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-10-17 16:49:03,504 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2022-10-17 16:49:03,504 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2022-10-17 16:49:03,504 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2022-10-17 16:49:03,504 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2022-10-17 16:49:03,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:49:03,505 INFO L130 BoogieDeclarations]: Found specification of procedure free_candev [2022-10-17 16:49:03,505 INFO L138 BoogieDeclarations]: Found implementation of procedure free_candev [2022-10-17 16:49:03,505 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:49:03,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:49:04,018 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:49:04,021 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:49:04,270 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-10-17 16:49:08,301 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:49:08,827 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:49:08,827 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 16:49:08,833 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:49:08 BoogieIcfgContainer [2022-10-17 16:49:08,834 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:49:08,835 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:49:08,836 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:49:08,847 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:49:08,847 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:49:08" (1/1) ... [2022-10-17 16:49:08,870 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:49:08,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:09,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 440 states and 610 transitions. [2022-10-17 16:49:09,004 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 610 transitions. [2022-10-17 16:49:09,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:49:09,018 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:09,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:09,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:09,607 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:49:09,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:09,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 635 states to 444 states and 635 transitions. [2022-10-17 16:49:09,771 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 635 transitions. [2022-10-17 16:49:09,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:49:09,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:09,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:09,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:10,100 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:49:10,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:10,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 445 states and 636 transitions. [2022-10-17 16:49:10,149 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 636 transitions. [2022-10-17 16:49:10,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 16:49:10,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:10,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:10,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:10,501 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:49:10,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:10,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 449 states and 662 transitions. [2022-10-17 16:49:10,622 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 662 transitions. [2022-10-17 16:49:10,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:49:10,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:10,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:10,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:10,940 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:49:11,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:11,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 452 states and 683 transitions. [2022-10-17 16:49:11,101 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 683 transitions. [2022-10-17 16:49:11,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:49:11,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:11,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:11,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:11,355 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:49:11,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:11,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 455 states and 688 transitions. [2022-10-17 16:49:11,457 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 688 transitions. [2022-10-17 16:49:11,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:49:11,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:11,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:11,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:11,654 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:49:11,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:11,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 454 states and 683 transitions. [2022-10-17 16:49:11,700 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 683 transitions. [2022-10-17 16:49:11,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-10-17 16:49:11,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:11,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:11,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:11,921 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:49:11,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:11,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 455 states and 683 transitions. [2022-10-17 16:49:11,990 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 683 transitions. [2022-10-17 16:49:11,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-10-17 16:49:11,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:11,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:12,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:12,163 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:49:12,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:12,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 458 states and 688 transitions. [2022-10-17 16:49:12,188 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 688 transitions. [2022-10-17 16:49:12,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:49:12,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:12,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:12,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:12,386 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:49:12,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:12,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 457 states and 683 transitions. [2022-10-17 16:49:12,428 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 683 transitions. [2022-10-17 16:49:12,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:49:12,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:12,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:12,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:12,616 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:49:12,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:12,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 685 states to 459 states and 685 transitions. [2022-10-17 16:49:12,666 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 685 transitions. [2022-10-17 16:49:12,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:49:12,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:12,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:12,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:12,832 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:49:13,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:13,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 711 states to 464 states and 711 transitions. [2022-10-17 16:49:13,135 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 711 transitions. [2022-10-17 16:49:13,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:49:13,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:13,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:13,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:13,314 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:49:13,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:13,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 715 states to 467 states and 715 transitions. [2022-10-17 16:49:13,339 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 715 transitions. [2022-10-17 16:49:13,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:49:13,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:13,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:13,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:13,516 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:49:13,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:13,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 721 states to 470 states and 721 transitions. [2022-10-17 16:49:13,639 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 721 transitions. [2022-10-17 16:49:13,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:49:13,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:13,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:13,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:13,779 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:49:13,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:13,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 472 states and 738 transitions. [2022-10-17 16:49:13,932 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 738 transitions. [2022-10-17 16:49:13,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:49:13,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:13,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:13,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:14,083 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 16:49:14,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:14,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 473 states and 738 transitions. [2022-10-17 16:49:14,157 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 738 transitions. [2022-10-17 16:49:14,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:49:14,158 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:14,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:14,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:14,290 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:49:14,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:14,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 474 states and 738 transitions. [2022-10-17 16:49:14,370 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 738 transitions. [2022-10-17 16:49:14,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:49:14,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:14,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:14,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:14,504 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:49:14,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:14,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 475 states and 738 transitions. [2022-10-17 16:49:14,533 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 738 transitions. [2022-10-17 16:49:14,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:49:14,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:14,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:14,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:14,701 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 16:49:14,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:14,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 739 states to 476 states and 739 transitions. [2022-10-17 16:49:14,762 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 739 transitions. [2022-10-17 16:49:14,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:49:14,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:14,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:14,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:14,950 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-10-17 16:49:15,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:15,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 776 states to 485 states and 767 transitions. [2022-10-17 16:49:15,194 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 767 transitions. [2022-10-17 16:49:15,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-10-17 16:49:15,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:15,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:15,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:15,425 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-10-17 16:49:15,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:15,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 804 states to 488 states and 786 transitions. [2022-10-17 16:49:15,839 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 786 transitions. [2022-10-17 16:49:15,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-10-17 16:49:15,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:15,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:15,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:16,004 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-10-17 16:49:16,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:16,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 806 states to 490 states and 788 transitions. [2022-10-17 16:49:16,035 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 788 transitions. [2022-10-17 16:49:16,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 16:49:16,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:16,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:16,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:16,239 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-10-17 16:49:16,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:16,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 831 states to 493 states and 809 transitions. [2022-10-17 16:49:16,817 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 809 transitions. [2022-10-17 16:49:16,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 16:49:16,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:16,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:16,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:16,999 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-10-17 16:49:17,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:17,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 862 states to 498 states and 831 transitions. [2022-10-17 16:49:17,741 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 831 transitions. [2022-10-17 16:49:17,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-10-17 16:49:17,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:17,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:17,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:18,197 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-10-17 16:49:19,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:19,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 934 states to 513 states and 893 transitions. [2022-10-17 16:49:19,422 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 893 transitions. [2022-10-17 16:49:19,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-10-17 16:49:19,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:19,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:19,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:19,704 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-10-17 16:49:21,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:21,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1000 states to 532 states and 958 transitions. [2022-10-17 16:49:21,528 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 958 transitions. [2022-10-17 16:49:21,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 16:49:21,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:21,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:21,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:21,727 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-10-17 16:49:21,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:21,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 985 states to 531 states and 943 transitions. [2022-10-17 16:49:21,826 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 943 transitions. [2022-10-17 16:49:21,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 16:49:21,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:21,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:21,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:21,987 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-10-17 16:49:22,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:22,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 991 states to 535 states and 949 transitions. [2022-10-17 16:49:22,395 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 949 transitions. [2022-10-17 16:49:22,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 16:49:22,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:22,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:22,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:22,564 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-10-17 16:49:22,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:22,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 991 states to 536 states and 949 transitions. [2022-10-17 16:49:22,610 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 949 transitions. [2022-10-17 16:49:22,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-10-17 16:49:22,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:22,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:22,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:22,787 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-10-17 16:49:22,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:22,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 991 states to 537 states and 949 transitions. [2022-10-17 16:49:22,824 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 949 transitions. [2022-10-17 16:49:22,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-10-17 16:49:22,825 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:22,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:22,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:23,104 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-10-17 16:49:23,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:23,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1012 states to 541 states and 969 transitions. [2022-10-17 16:49:23,562 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 969 transitions. [2022-10-17 16:49:23,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-10-17 16:49:23,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:23,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:23,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:23,764 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-10-17 16:49:23,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:23,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1014 states to 543 states and 971 transitions. [2022-10-17 16:49:23,949 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 971 transitions. [2022-10-17 16:49:23,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-10-17 16:49:23,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:23,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:24,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:24,118 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-10-17 16:49:24,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:24,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1019 states to 547 states and 976 transitions. [2022-10-17 16:49:24,262 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 976 transitions. [2022-10-17 16:49:24,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-10-17 16:49:24,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:24,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:24,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:24,493 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 11 proven. 6 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-10-17 16:49:24,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:24,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1027 states to 552 states and 984 transitions. [2022-10-17 16:49:24,984 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 984 transitions. [2022-10-17 16:49:24,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-10-17 16:49:24,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:24,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:25,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:25,248 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 11 proven. 5 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-10-17 16:49:25,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:25,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1034 states to 556 states and 991 transitions. [2022-10-17 16:49:25,293 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states and 991 transitions. [2022-10-17 16:49:25,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-10-17 16:49:25,294 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:25,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:25,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:25,566 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked.